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ОС","\u002Fcsharp\u002Fsystem-programming-windows\u002Fwindows-hooks-services","01.csharp\u002F07.system-programming-windows\u002F20.windows-hooks-services",{"title":376,"path":377,"stem":378},"Системне Програмування C# (Windows) — 07.system-programming-windows","\u002Fcsharp\u002Fsystem-programming-windows\u002Fimplementation_plan","01.csharp\u002F07.system-programming-windows\u002Fimplementation_plan",{"title":380,"icon":132,"path":381,"stem":382,"children":383,"page":59},"Io","\u002Fcsharp\u002Fio","01.csharp\u002F08.io",[384,388,392,396,400],{"title":385,"path":386,"stem":387},"8.1.1. Основи роботи з файловою системою","\u002Fcsharp\u002Fio\u002Ffile-system-basics","01.csharp\u002F08.io\u002F01.file-system-basics",{"title":389,"path":390,"stem":391},"8.1.2. Потоки (Streams) та Серіалізація Даних","\u002Fcsharp\u002Fio\u002Fstreams-serialization","01.csharp\u002F08.io\u002F02.streams-serialization",{"title":393,"path":394,"stem":395},"8.2.1. JSON Serialization з System.Text.Json","\u002Fcsharp\u002Fio\u002Fjson-serialization","01.csharp\u002F08.io\u002F03.json-serialization",{"title":397,"path":398,"stem":399},"8.2.2. XML Serialization та LINQ to XML","\u002Fcsharp\u002Fio\u002Fxml-serialization","01.csharp\u002F08.io\u002F04.xml-serialization",{"title":401,"path":402,"stem":403},"8.2.3. Binary Serialization: MessagePack та Protocol Buffers","\u002Fcsharp\u002Fio\u002Fbinary-serialization","01.csharp\u002F08.io\u002F05.binary-serialization",{"title":405,"icon":132,"path":406,"stem":407,"children":408,"page":59},"Ado Net","\u002Fcsharp\u002Fado-net","01.csharp\u002F09.ado-net",[409,413,417,421,425,429,433,437,441,445,449,453],{"title":410,"path":411,"stem":412},"9.1. Введення в ADO.NET","\u002Fcsharp\u002Fado-net\u002Fintroduction-to-adonet","01.csharp\u002F09.ado-net\u002F01.introduction-to-adonet",{"title":414,"path":415,"stem":416},"9.2. Клас DbConnection — з'єднання з базою даних","\u002Fcsharp\u002Fado-net\u002Fconnection","01.csharp\u002F09.ado-net\u002F02.connection",{"title":418,"path":419,"stem":420},"9.3. Клас DbCommand — виконання SQL-запитів","\u002Fcsharp\u002Fado-net\u002Fcommand-and-queries","01.csharp\u002F09.ado-net\u002F03.command-and-queries",{"title":422,"path":423,"stem":424},"9.4. Клас DbDataReader — ефективне читання даних","\u002Fcsharp\u002Fado-net\u002Fdatareader","01.csharp\u002F09.ado-net\u002F04.datareader",{"title":426,"path":427,"stem":428},"9.5. Параметризовані запити та захист від SQL Injection","\u002Fcsharp\u002Fado-net\u002Fparameters-and-sql-injection","01.csharp\u002F09.ado-net\u002F05.parameters-and-sql-injection",{"title":430,"path":431,"stem":432},"9.6. Транзакції в ADO.NET","\u002Fcsharp\u002Fado-net\u002Ftransactions","01.csharp\u002F09.ado-net\u002F06.transactions",{"title":434,"path":435,"stem":436},"9.7. DbProviderFactory — провайдер-незалежний код","\u002Fcsharp\u002Fado-net\u002Fprovider-factory","01.csharp\u002F09.ado-net\u002F07.provider-factory",{"title":438,"path":439,"stem":440},"9.8. Асинхронний доступ до даних","\u002Fcsharp\u002Fado-net\u002Fasync-data-access","01.csharp\u002F09.ado-net\u002F08.async-data-access",{"title":442,"path":443,"stem":444},"9.9. Від'єднаний режим: DataSet, DataTable, DataRow","\u002Fcsharp\u002Fado-net\u002Fdisconnected-mode-dataset","01.csharp\u002F09.ado-net\u002F09.disconnected-mode-dataset",{"title":446,"path":447,"stem":448},"9.10. DataAdapter — міст між DataSet та базою даних","\u002Fcsharp\u002Fado-net\u002Fdata-adapter","01.csharp\u002F09.ado-net\u002F10.data-adapter",{"title":450,"path":451,"stem":452},"9.11. Data Mapper та Repository: Архітектура доступу до даних","\u002Fcsharp\u002Fado-net\u002Fdata-mapper-repository","01.csharp\u002F09.ado-net\u002F11.data-mapper-repository",{"title":454,"path":455,"stem":456},"9.12. Identity Map, Unit of Work та Specification Pattern","\u002Fcsharp\u002Fado-net\u002Fadvanced-patterns","01.csharp\u002F09.ado-net\u002F12.advanced-patterns",{"title":458,"icon":255,"path":459,"stem":460,"children":461,"page":59},"Ef Core","\u002Fcsharp\u002Fef-core","01.csharp\u002F10.ef-core",[462,466,470,474,478,482,486,490,494,498,502,506,510,514,518,522,526,532,538,542,546,550,554,558,562,566,570,574,578,582,586,590,594,598,602,606,610,614,618,622,626,630,634,638,642,646],{"title":463,"path":464,"stem":465},"Що таке ORM? Від SQL до об'єктів","\u002Fcsharp\u002Fef-core\u002Fwhat-is-orm","01.csharp\u002F10.ef-core\u002F01.what-is-orm",{"title":467,"path":468,"stem":469},"Перший проєкт — від нуля до CRUD","\u002Fcsharp\u002Fef-core\u002Ffirst-project","01.csharp\u002F10.ef-core\u002F02.first-project",{"title":471,"path":472,"stem":473},"DbContext — Серце EF Core","\u002Fcsharp\u002Fef-core\u002Fdbcontext-deep-dive","01.csharp\u002F10.ef-core\u002F03.dbcontext-deep-dive",{"title":475,"path":476,"stem":477},"Провайдери баз даних — Архітектура та Вибір СУБД","\u002Fcsharp\u002Fef-core\u002Fdatabase-providers","01.csharp\u002F10.ef-core\u002F04.database-providers",{"title":479,"path":480,"stem":481},"Конвенції EF Core — Магія без конфігурації","\u002Fcsharp\u002Fef-core\u002Fconventions","01.csharp\u002F10.ef-core\u002F05.conventions",{"title":483,"path":484,"stem":485},"Fluent API та Data Annotations — Явна конфігурація моделі","\u002Fcsharp\u002Fef-core\u002Ffluent-api-vs-annotations","01.csharp\u002F10.ef-core\u002F06.fluent-api-vs-annotations",{"title":487,"path":488,"stem":489},"Зв'язки — One-to-One та One-to-Many","\u002Fcsharp\u002Fef-core\u002Frelationships-basics","01.csharp\u002F10.ef-core\u002F07.relationships-basics",{"title":491,"path":492,"stem":493},"Зв'язки Advanced — Many-to-Many та Складні Сценарії","\u002Fcsharp\u002Fef-core\u002Frelationships-advanced","01.csharp\u002F10.ef-core\u002F08.relationships-advanced",{"title":495,"path":496,"stem":497},"Властивості — Типи, Конвертери, Компаратори (Частина 1)","\u002Fcsharp\u002Fef-core\u002Fproperty-configuration-part1","01.csharp\u002F10.ef-core\u002F09.property-configuration-part1",{"title":499,"path":500,"stem":501},"Властивості — Value Comparers, Generators, Shadow Properties (Частина 2)","\u002Fcsharp\u002Fef-core\u002Fproperty-configuration-part2","01.csharp\u002F10.ef-core\u002F09.property-configuration-part2",{"title":503,"path":504,"stem":505},"Складні типи — Owned Types та Complex Types (Частина 1)","\u002Fcsharp\u002Fef-core\u002Fcomplex-types-owned-part1","01.csharp\u002F10.ef-core\u002F10.complex-types-owned-part1",{"title":507,"path":508,"stem":509},"Складні типи — Complex Types, Keyless Entities, Порівняння (Частина 2)","\u002Fcsharp\u002Fef-core\u002Fcomplex-types-owned-part2","01.csharp\u002F10.ef-core\u002F10.complex-types-owned-part2",{"title":511,"path":512,"stem":513},"JSON Columns — Складні дані у JSON (Частина 1)","\u002Fcsharp\u002Fef-core\u002Fjson-columns-part1","01.csharp\u002F10.ef-core\u002F11.json-columns-part1",{"title":515,"path":516,"stem":517},"JSON Columns — Value Comparers, Індекси, Провайдери (Частина 2)","\u002Fcsharp\u002Fef-core\u002Fjson-columns-part2","01.csharp\u002F10.ef-core\u002F11.json-columns-part2",{"title":519,"path":520,"stem":521},"Успадкування — Абстрактні класи та TPH (Частина 1)","\u002Fcsharp\u002Fef-core\u002Finheritance-part1","01.csharp\u002F10.ef-core\u002F12.inheritance-part1",{"title":523,"path":524,"stem":525},"Успадкування — TPT, TPC та Порівняння Стратегій (Частина 2)","\u002Fcsharp\u002Fef-core\u002Finheritance-part2","01.csharp\u002F10.ef-core\u002F12.inheritance-part2",{"title":527,"path":528,"stem":529,"children":530},"Індекси, Обмеження та Схема (Частина 1)","\u002Fcsharp\u002Fef-core\u002Findexes-constraints-part1","01.csharp\u002F10.ef-core\u002F13.indexes-constraints-part1",[531],{"title":527,"path":528,"stem":529},{"title":533,"path":534,"stem":535,"children":536},"Індекси, Обмеження та Схема (Частина 2)","\u002Fcsharp\u002Fef-core\u002Findexes-constraints-part2","01.csharp\u002F10.ef-core\u002F13.indexes-constraints-part2",[537],{"title":533,"path":534,"stem":535},{"title":539,"path":540,"stem":541},"Seed Data — Початкові Дані (Частина 1)","\u002Fcsharp\u002Fef-core\u002Fseeding-part1","01.csharp\u002F10.ef-core\u002F14.seeding-part1",{"title":543,"path":544,"stem":545},"Seed Data — SQL-скрипти, Bogus та Стратегії (Частина 2)","\u002Fcsharp\u002Fef-core\u002Fseeding-part2","01.csharp\u002F10.ef-core\u002F14.seeding-part2",{"title":547,"path":548,"stem":549},"Global Query Filters — Глобальні Фільтри (Частина 1)","\u002Fcsharp\u002Fef-core\u002Fglobal-query-filters-part1","01.csharp\u002F10.ef-core\u002F15.global-query-filters-part1",{"title":551,"path":552,"stem":553},"Global Query Filters — Підводні камені та Інтеграція (Частина 2)","\u002Fcsharp\u002Fef-core\u002Fglobal-query-filters-part2","01.csharp\u002F10.ef-core\u002F15.global-query-filters-part2",{"title":555,"path":556,"stem":557},"LINQ-запити в EF Core (Частина 1)","\u002Fcsharp\u002Fef-core\u002Flinq-queries-part1","01.csharp\u002F10.ef-core\u002F16.linq-queries-part1",{"title":559,"path":560,"stem":561},"LINQ-запити в EF Core (Частина 2)","\u002Fcsharp\u002Fef-core\u002Flinq-queries-part2","01.csharp\u002F10.ef-core\u002F16.linq-queries-part2",{"title":563,"path":564,"stem":565},"Завантаження Пов'язаних Даних (Частина 1)","\u002Fcsharp\u002Fef-core\u002Floading-related-data-part1","01.csharp\u002F10.ef-core\u002F17.loading-related-data-part1",{"title":567,"path":568,"stem":569},"Завантаження Пов'язаних Даних (Частина 2)","\u002Fcsharp\u002Fef-core\u002Floading-related-data-part2","01.csharp\u002F10.ef-core\u002F17.loading-related-data-part2",{"title":571,"path":572,"stem":573},"Raw SQL, Views та Stored Procedures (Частина 1)","\u002Fcsharp\u002Fef-core\u002Fraw-sql-part1","01.csharp\u002F10.ef-core\u002F18.raw-sql-part1",{"title":575,"path":576,"stem":577},"Raw SQL — Stored Procedures, DbFunction та Bulk Operations (Частина 2)","\u002Fcsharp\u002Fef-core\u002Fraw-sql-part2","01.csharp\u002F10.ef-core\u002F18.raw-sql-part2",{"title":579,"path":580,"stem":581},"Продвинуті Запити — Compiled Queries, Bulk та Оптимізація (Частина 1)","\u002Fcsharp\u002Fef-core\u002Fadvanced-queries-part1","01.csharp\u002F10.ef-core\u002F19.advanced-queries-part1",{"title":583,"path":584,"stem":585},"Продвинуті Запити — Query Tags, Bulk та Interceptors (Частина 2)","\u002Fcsharp\u002Fef-core\u002Fadvanced-queries-part2","01.csharp\u002F10.ef-core\u002F19.advanced-queries-part2",{"title":587,"path":588,"stem":589},"Change Tracker — Відстеження Змін (Частина 1)","\u002Fcsharp\u002Fef-core\u002Fchange-tracking-part1","01.csharp\u002F10.ef-core\u002F20.change-tracking-part1",{"title":591,"path":592,"stem":593},"Change Tracker — Графи Об'єктів та Disconnected (Частина 2)","\u002Fcsharp\u002Fef-core\u002Fchange-tracking-part2","01.csharp\u002F10.ef-core\u002F20.change-tracking-part2",{"title":595,"path":596,"stem":597},"Збереження Даних та Транзакції (Частина 1)","\u002Fcsharp\u002Fef-core\u002Fsaving-data-part1","01.csharp\u002F10.ef-core\u002F21.saving-data-part1",{"title":599,"path":600,"stem":601},"Збереження Даних — Concurrency та Outbox (Частина 2)","\u002Fcsharp\u002Fef-core\u002Fsaving-data-part2","01.csharp\u002F10.ef-core\u002F21.saving-data-part2",{"title":603,"path":604,"stem":605},"Конкурентність та Блокування (Частина 1)","\u002Fcsharp\u002Fef-core\u002Fconcurrency-part1","01.csharp\u002F10.ef-core\u002F22.concurrency-part1",{"title":607,"path":608,"stem":609},"Конкурентність — Дедлоки та Queue Processing (Частина 2)","\u002Fcsharp\u002Fef-core\u002Fconcurrency-part2","01.csharp\u002F10.ef-core\u002F22.concurrency-part2",{"title":611,"path":612,"stem":613},"Міграції в EF Core — Основи (Частина 1)","\u002Fcsharp\u002Fef-core\u002Fmigrations-basics-part1","01.csharp\u002F10.ef-core\u002F23.migrations-basics-part1",{"title":615,"path":616,"stem":617},"Міграції в EF Core — Основи (Частина 2)","\u002Fcsharp\u002Fef-core\u002Fmigrations-basics-part2","01.csharp\u002F10.ef-core\u002F23.migrations-basics-part2",{"title":619,"path":620,"stem":621},"Міграції — Просунуті Сценарії (Частина 1)","\u002Fcsharp\u002Fef-core\u002Fmigrations-advanced-part1","01.csharp\u002F10.ef-core\u002F24.migrations-advanced-part1",{"title":623,"path":624,"stem":625},"Міграції — Просунуті Сценарії (Частина 2)","\u002Fcsharp\u002Fef-core\u002Fmigrations-advanced-part2","01.csharp\u002F10.ef-core\u002F24.migrations-advanced-part2",{"title":627,"path":628,"stem":629},"Управління Схемою та Database-First (Частина 1)","\u002Fcsharp\u002Fef-core\u002Fschema-management-part1","01.csharp\u002F10.ef-core\u002F25.schema-management-part1",{"title":631,"path":632,"stem":633},"Управління Схемою та Database-First (Частина 2)","\u002Fcsharp\u002Fef-core\u002Fschema-management-part2","01.csharp\u002F10.ef-core\u002F25.schema-management-part2",{"title":635,"path":636,"stem":637},"Продуктивність EF Core — Основи (Частина 1)","\u002Fcsharp\u002Fef-core\u002Fperformance-fundamentals-part1","01.csharp\u002F10.ef-core\u002F26.performance-fundamentals-part1",{"title":639,"path":640,"stem":641},"Interceptors в EF Core (Частина 1)","\u002Fcsharp\u002Fef-core\u002Finterceptors-part1","01.csharp\u002F10.ef-core\u002F29.interceptors-part1",{"title":643,"path":644,"stem":645},"Interceptors в EF Core — Connection, Transaction та Materialization (Частина 2)","\u002Fcsharp\u002Fef-core\u002Finterceptors-part2","01.csharp\u002F10.ef-core\u002F29.interceptors-part2",{"title":647,"path":648,"stem":649},"План вивчення Entity Framework Core — Повний курс","\u002Fcsharp\u002Fef-core\u002Fimplementation_plan","01.csharp\u002F10.ef-core\u002Fimplementation_plan",{"title":651,"icon":652,"path":653,"stem":654,"children":655,"page":59},"ASP.NET","i-devicon-dotnetcore","\u002Fcsharp\u002Faspnet","01.csharp\u002F11.aspnet",[656,730,791,869,927,941,967,1057,1111,1182,1212,1289,1346],{"title":657,"icon":658,"path":659,"stem":660,"children":661,"page":59},"Minimal API","i-lucide-network","\u002Fcsharp\u002Faspnet\u002Fminimal-api","01.csharp\u002F11.aspnet\u002F01.minimal-api",[662,666,670,674,678,682,686,690,694,698,702,706,710,714,718,722,726],{"title":663,"path":664,"stem":665},"Вступ до ASP.NET та еволюція фреймворку","\u002Fcsharp\u002Faspnet\u002Fminimal-api\u002Fintroduction","01.csharp\u002F11.aspnet\u002F01.minimal-api\u002F01.introduction",{"title":667,"path":668,"stem":669},"Перший додаток на ASP.NET Core","\u002Fcsharp\u002Faspnet\u002Fminimal-api\u002Ffirst-application","01.csharp\u002F11.aspnet\u002F01.minimal-api\u002F02.first-application",{"title":671,"path":672,"stem":673},"WebApplication, Builder та Dependency Injection","\u002Fcsharp\u002Faspnet\u002Fminimal-api\u002Fwebapplication-builder","01.csharp\u002F11.aspnet\u002F01.minimal-api\u002F03.webapplication-builder",{"title":675,"path":676,"stem":677},"Конвеєр запитів та Middleware","\u002Fcsharp\u002Faspnet\u002Fminimal-api\u002Frequest-pipeline-middleware","01.csharp\u002F11.aspnet\u002F01.minimal-api\u002F04.request-pipeline-middleware",{"title":679,"path":680,"stem":681},"Маршрутизація в ASP.NET Core: Основи","\u002Fcsharp\u002Faspnet\u002Fminimal-api\u002Frouting-basics","01.csharp\u002F11.aspnet\u002F01.minimal-api\u002F05.routing-basics",{"title":683,"path":684,"stem":685},"Маршрутизація в ASP.NET Core: Розширені можливості","\u002Fcsharp\u002Faspnet\u002Fminimal-api\u002Frouting-advanced","01.csharp\u002F11.aspnet\u002F01.minimal-api\u002F06.routing-advanced",{"title":687,"path":688,"stem":689},"Статичні файли в ASP.NET Core","\u002Fcsharp\u002Faspnet\u002Fminimal-api\u002Fstatic-files","01.csharp\u002F11.aspnet\u002F01.minimal-api\u002F07.static-files",{"title":691,"path":692,"stem":693},"Статичні Активи: MapStaticAssets (ASP.NET Core 9.0)","\u002Fcsharp\u002Faspnet\u002Fminimal-api\u002Fstatic-assets","01.csharp\u002F11.aspnet\u002F01.minimal-api\u002F08.static-assets",{"title":695,"path":696,"stem":697},"Конфігурація в ASP.NET Core: Основи","\u002Fcsharp\u002Faspnet\u002Fminimal-api\u002Fconfiguration-fundamentals","01.csharp\u002F11.aspnet\u002F01.minimal-api\u002F09.configuration-fundamentals",{"title":699,"path":700,"stem":701},"Конфігурація: Паттерн Options","\u002Fcsharp\u002Faspnet\u002Fminimal-api\u002Fconfiguration-options","01.csharp\u002F11.aspnet\u002F01.minimal-api\u002F10.configuration-options",{"title":703,"path":704,"stem":705},"Логування в ASP.NET Core: Основи","\u002Fcsharp\u002Faspnet\u002Fminimal-api\u002Flogging-basics","01.csharp\u002F11.aspnet\u002F01.minimal-api\u002F11.logging-basics",{"title":707,"path":708,"stem":709},"Логування: Serilog та Middleware","\u002Fcsharp\u002Faspnet\u002Fminimal-api\u002Flogging-advanced","01.csharp\u002F11.aspnet\u002F01.minimal-api\u002F12.logging-advanced",{"title":711,"path":712,"stem":713},"Управління станом: HttpContext.Items та Cookies","\u002Fcsharp\u002Faspnet\u002Fminimal-api\u002Fstate-management","01.csharp\u002F11.aspnet\u002F01.minimal-api\u002F13.state-management",{"title":715,"path":716,"stem":717},"Стан сесії: Sessions","\u002Fcsharp\u002Faspnet\u002Fminimal-api\u002Fsession-state","01.csharp\u002F11.aspnet\u002F01.minimal-api\u002F14.session-state",{"title":719,"path":720,"stem":721},"Структура проєкту: від хаосу до архітектури","\u002Fcsharp\u002Faspnet\u002Fminimal-api\u002Fproject-structure","01.csharp\u002F11.aspnet\u002F01.minimal-api\u002F15.project-structure",{"title":723,"path":724,"stem":725},"Scalar у Minimal API: повний проєкт і Fluent OpenAPI","\u002Fcsharp\u002Faspnet\u002Fminimal-api\u002Fscalar-openapi-fluent","01.csharp\u002F11.aspnet\u002F01.minimal-api\u002F16.scalar-openapi-fluent",{"title":727,"path":728,"stem":729},"Swagger \u002F Swashbuckle у Minimal API: окремий класичний шлях","\u002Fcsharp\u002Faspnet\u002Fminimal-api\u002Fswagger-swashbuckle","01.csharp\u002F11.aspnet\u002F01.minimal-api\u002F17.swagger-swashbuckle",{"title":731,"icon":658,"path":732,"stem":733,"children":734,"page":59},"API","\u002Fcsharp\u002Faspnet\u002Fapi","01.csharp\u002F11.aspnet\u002F02.api",[735,739,743,747,751,755,759,763,767,771,775,779,783,787],{"title":736,"path":737,"stem":738},"Що таке API. Клієнт-серверна архітектура","\u002Fcsharp\u002Faspnet\u002Fapi\u002Fwhat-is-api","01.csharp\u002F11.aspnet\u002F02.api\u002F01.what-is-api",{"title":740,"path":741,"stem":742},"Формати даних: JSON, XML, TOML та бінарні формати","\u002Fcsharp\u002Faspnet\u002Fapi\u002Fdata-formats","01.csharp\u002F11.aspnet\u002F02.api\u002F02.data-formats",{"title":744,"path":745,"stem":746},"Парадигми API та концепція REST","\u002Fcsharp\u002Faspnet\u002Fapi\u002Fapi-paradigms-rest","01.csharp\u002F11.aspnet\u002F02.api\u002F03.api-paradigms-rest",{"title":748,"path":749,"stem":750},"HTTP-методи, статус-коди та заголовки","\u002Fcsharp\u002Faspnet\u002Fapi\u002Fhttp-methods-status-codes","01.csharp\u002F11.aspnet\u002F02.api\u002F04.http-methods-status-codes",{"title":752,"path":753,"stem":754},"Організація HTTP API за принципами REST","\u002Fcsharp\u002Faspnet\u002Fapi\u002Frest-organizing","01.csharp\u002F11.aspnet\u002F02.api\u002F05.rest-organizing",{"title":756,"path":757,"stem":758},"Номенклатура URL та CRUD-операції","\u002Fcsharp\u002Faspnet\u002Fapi\u002Furl-nomenclature-crud","01.csharp\u002F11.aspnet\u002F02.api\u002F06.url-nomenclature-crud",{"title":760,"path":761,"stem":762},"Правила дизайну: іменування та стандарти","\u002Fcsharp\u002Faspnet\u002Fapi\u002Fapi-design-naming","01.csharp\u002F11.aspnet\u002F02.api\u002F07.api-design-naming",{"title":764,"path":765,"stem":766},"Валідація, ліміти та обробка помилок","\u002Fcsharp\u002Faspnet\u002Fapi\u002Fapi-design-validation","01.csharp\u002F11.aspnet\u002F02.api\u002F08.api-design-validation",{"title":768,"path":769,"stem":770},"Обробка помилок у Minimal API","\u002Fcsharp\u002Faspnet\u002Fapi\u002Ferror-handling-http","01.csharp\u002F11.aspnet\u002F02.api\u002F09.error-handling-http",{"title":772,"path":773,"stem":774},"Ідемпотентність та синхронізація стану","\u002Fcsharp\u002Faspnet\u002Fapi\u002Fidempotency-sync","01.csharp\u002F11.aspnet\u002F02.api\u002F10.idempotency-sync",{"title":776,"path":777,"stem":778},"Пагінація та організація списків","\u002Fcsharp\u002Faspnet\u002Fapi\u002Fpagination-lists","01.csharp\u002F11.aspnet\u002F02.api\u002F11.pagination-lists",{"title":780,"path":781,"stem":782},"Безпека API, кешування та інтернаціоналізація","\u002Fcsharp\u002Faspnet\u002Fapi\u002Fsecurity-auth","01.csharp\u002F11.aspnet\u002F02.api\u002F12.security-auth",{"title":784,"path":785,"stem":786},"Процес проєктування API та документування","\u002Fcsharp\u002Faspnet\u002Fapi\u002Fapi-design-process","01.csharp\u002F11.aspnet\u002F02.api\u002F13.api-design-process",{"title":788,"path":789,"stem":790},"OpenAPI: контракт, специфікація та документація API","\u002Fcsharp\u002Faspnet\u002Fapi\u002Fopenapi","01.csharp\u002F11.aspnet\u002F02.api\u002F14.openapi",{"title":792,"icon":793,"path":794,"stem":795,"children":796,"page":59},"Auth","i-lucide-shield-check","\u002Fcsharp\u002Faspnet\u002Fauth","01.csharp\u002F11.aspnet\u002F03.auth",[797,801,805,809,813,817,821,825,829,833,837,841,845,849,853,857,861,865],{"title":798,"path":799,"stem":800},"Основи аутентифікації та авторизації","\u002Fcsharp\u002Faspnet\u002Fauth\u002Fauth-fundamentals","01.csharp\u002F11.aspnet\u002F03.auth\u002F01.auth-fundamentals",{"title":802,"path":803,"stem":804},"JWT-аутентифікація","\u002Fcsharp\u002Faspnet\u002Fauth\u002Fjwt-authentication","01.csharp\u002F11.aspnet\u002F03.auth\u002F02.jwt-authentication",{"title":806,"path":807,"stem":808},"Авторизація: ролі, політики та resource-based доступ","\u002Fcsharp\u002Faspnet\u002Fauth\u002Fauthorization-policies","01.csharp\u002F11.aspnet\u002F03.auth\u002F03.authorization-policies",{"title":810,"path":811,"stem":812},"Cookie-аутентифікація та ASP.NET Core Identity","\u002Fcsharp\u002Faspnet\u002Fauth\u002Fcookie-auth-identity","01.csharp\u002F11.aspnet\u002F03.auth\u002F04.cookie-auth-identity",{"title":814,"path":815,"stem":816},"JWT + Refresh Tokens (HttpOnly Cookie)","\u002Fcsharp\u002Faspnet\u002Fauth\u002F04b.identity-auth-jwt","01.csharp\u002F11.aspnet\u002F03.auth\u002F04b.identity-auth-jwt",{"title":818,"path":819,"stem":820},"Identity: Підтвердження Email та Скидання Пароля","\u002Fcsharp\u002Faspnet\u002Fauth\u002Fidentity-email-confirmation","01.csharp\u002F11.aspnet\u002F03.auth\u002F05.identity-email-confirmation",{"title":822,"path":823,"stem":824},"Identity: Двофакторна Аутентифікація (2FA)","\u002Fcsharp\u002Faspnet\u002Fauth\u002Fidentity-two-factor","01.csharp\u002F11.aspnet\u002F03.auth\u002F06.identity-two-factor",{"title":826,"path":827,"stem":828},"Identity: Внутрішня Архітектура та Кастомізація","\u002Fcsharp\u002Faspnet\u002Fauth\u002Fidentity-internals","01.csharp\u002F11.aspnet\u002F03.auth\u002F07.identity-internals",{"title":830,"path":831,"stem":832},"OAuth 2.0 та зовнішні провайдери","\u002Fcsharp\u002Faspnet\u002Fauth\u002Foauth-external-providers","01.csharp\u002F11.aspnet\u002F03.auth\u002F08.oauth-external-providers",{"title":834,"path":835,"stem":836},"Безпека на практиці: CORS, HTTPS та захист від атак","\u002Fcsharp\u002Faspnet\u002Fauth\u002Fsecurity-hardening","01.csharp\u002F11.aspnet\u002F03.auth\u002F09.security-hardening",{"title":838,"path":839,"stem":840},"Теорія OAuth 2.0: Поняття, Аналогії та Флоу","\u002Fcsharp\u002Faspnet\u002Fauth\u002Foauth-theory","01.csharp\u002F11.aspnet\u002F03.auth\u002F10.oauth-theory",{"title":842,"path":843,"stem":844},"OIDC, OAuth 2.0 та Keycloak в ASP.NET Core","\u002Fcsharp\u002Faspnet\u002Fauth\u002Foidc-keycloak","01.csharp\u002F11.aspnet\u002F03.auth\u002F10.oidc-keycloak",{"title":846,"path":847,"stem":848},"API Keys аутентифікація в ASP.NET Core","\u002Fcsharp\u002Faspnet\u002Fauth\u002Fapi-keys","01.csharp\u002F11.aspnet\u002F03.auth\u002F11.api-keys",{"title":850,"path":851,"stem":852},"Rate Limiting та Throttling в ASP.NET Core","\u002Fcsharp\u002Faspnet\u002Fauth\u002Frate-limiting","01.csharp\u002F11.aspnet\u002F03.auth\u002F12.rate-limiting",{"title":854,"path":855,"stem":856},"Refresh Token Rotation в ASP.NET Core","\u002Fcsharp\u002Faspnet\u002Fauth\u002Frefresh-token-rotation","01.csharp\u002F11.aspnet\u002F03.auth\u002F13.refresh-token-rotation",{"title":858,"path":859,"stem":860},"Certificate Authentication та mTLS в ASP.NET Core","\u002Fcsharp\u002Faspnet\u002Fauth\u002Fcertificate-auth","01.csharp\u002F11.aspnet\u002F03.auth\u002F14.certificate-auth",{"title":862,"path":863,"stem":864},"RBAC, ABAC та ReBAC в ASP.NET Core","\u002Fcsharp\u002Faspnet\u002Fauth\u002Frbac-abac-rebac","01.csharp\u002F11.aspnet\u002F03.auth\u002F15.rbac-abac-rebac",{"title":866,"path":867,"stem":868},"Multi-tenancy та ізоляція даних в ASP.NET Core","\u002Fcsharp\u002Faspnet\u002Fauth\u002Fmulti-tenancy","01.csharp\u002F11.aspnet\u002F03.auth\u002F16.multi-tenancy",{"title":870,"icon":871,"path":872,"stem":873,"children":874,"page":59},"Нотифікації","i-lucide-bell","\u002Fcsharp\u002Faspnet\u002Fnotifications","01.csharp\u002F11.aspnet\u002F04.notifications",[875,879,883,887,891,895,899,903,907,911,915,919,923],{"title":876,"path":877,"stem":878},"In-App нотифікації через базу даних","\u002Fcsharp\u002Faspnet\u002Fnotifications\u002Fin-app-database-notifications","01.csharp\u002F11.aspnet\u002F04.notifications\u002F01.in-app-database-notifications",{"title":880,"path":881,"stem":882},"Polling: Регулярний запит оновлень","\u002Fcsharp\u002Faspnet\u002Fnotifications\u002Fpolling","01.csharp\u002F11.aspnet\u002F04.notifications\u002F02.polling",{"title":884,"path":885,"stem":886},"Server-Sent Events: Однострімовий push від сервера","\u002Fcsharp\u002Faspnet\u002Fnotifications\u002Fserver-sent-events","01.csharp\u002F11.aspnet\u002F04.notifications\u002F03.server-sent-events",{"title":888,"path":889,"stem":890},"WebSockets: Двостороннє з'єднання в реальному часі","\u002Fcsharp\u002Faspnet\u002Fnotifications\u002Fwebsockets","01.csharp\u002F11.aspnet\u002F04.notifications\u002F04.websockets",{"title":892,"path":893,"stem":894},"SignalR: Абстракція над транспортами реального часу","\u002Fcsharp\u002Faspnet\u002Fnotifications\u002Fsignalr","01.csharp\u002F11.aspnet\u002F04.notifications\u002F05.signalr",{"title":896,"path":897,"stem":898},"Background Services: Фонові задачі в ASP.NET Core","\u002Fcsharp\u002Faspnet\u002Fnotifications\u002Fbackground-services","01.csharp\u002F11.aspnet\u002F04.notifications\u002F06.background-services",{"title":900,"path":901,"stem":902},"Web Push нотифікації","\u002Fcsharp\u002Faspnet\u002Fnotifications\u002Fweb-push","01.csharp\u002F11.aspnet\u002F04.notifications\u002F07.web-push",{"title":904,"path":905,"stem":906},"Email нотифікації","\u002Fcsharp\u002Faspnet\u002Fnotifications\u002Femail-notifications","01.csharp\u002F11.aspnet\u002F04.notifications\u002F08.email-notifications",{"title":908,"path":909,"stem":910},"Порівняння підходів: Як вибрати правильну технологію нотифікацій","\u002Fcsharp\u002Faspnet\u002Fnotifications\u002Fchoosing-the-right-approach","01.csharp\u002F11.aspnet\u002F04.notifications\u002F09.choosing-the-right-approach",{"title":912,"path":913,"stem":914},"Hangfire: Надійне планування фонових задач","\u002Fcsharp\u002Faspnet\u002Fnotifications\u002Fhangfire","01.csharp\u002F11.aspnet\u002F04.notifications\u002F10.hangfire",{"title":916,"path":917,"stem":918},"Практика: Конвертація зображень у WebP через Hangfire","\u002Fcsharp\u002Faspnet\u002Fnotifications\u002Fhangfire-image-webp","01.csharp\u002F11.aspnet\u002F04.notifications\u002F11.hangfire-image-webp",{"title":920,"path":921,"stem":922},"Практика: Підготовка відео до HLS-стрімінгу через Hangfire","\u002Fcsharp\u002Faspnet\u002Fnotifications\u002Fhangfire-video-hls","01.csharp\u002F11.aspnet\u002F04.notifications\u002F12.hangfire-video-hls",{"title":924,"path":925,"stem":926},"Telegram-нотифікації: від одного повідомлення до масових розсилок і мульти-канального підходу","\u002Fcsharp\u002Faspnet\u002Fnotifications\u002Ftelegram-notifications","01.csharp\u002F11.aspnet\u002F04.notifications\u002F13.telegram-notifications",{"title":928,"icon":929,"path":930,"stem":931,"children":932,"page":59},"Інтернаціоналізація","i-lucide-languages","\u002Fcsharp\u002Faspnet\u002Fi18n","01.csharp\u002F11.aspnet\u002F05.i18n",[933,937],{"title":934,"path":935,"stem":936},"Інтернаціоналізація (i18n) у Minimal API: від A до Я","\u002Fcsharp\u002Faspnet\u002Fi18n\u002Finternationalization","01.csharp\u002F11.aspnet\u002F05.i18n\u002F01.internationalization",{"title":938,"path":939,"stem":940},"Humanizer: людиномовні рядки у .NET","\u002Fcsharp\u002Faspnet\u002Fi18n\u002Fhumanizer","01.csharp\u002F11.aspnet\u002F05.i18n\u002F02.humanizer",{"title":942,"icon":943,"path":944,"stem":945,"children":946,"page":59},"Кешування","i-lucide-layers","\u002Fcsharp\u002Faspnet\u002Fcaching","01.csharp\u002F11.aspnet\u002F06.caching",[947,951,955,959,963],{"title":948,"path":949,"stem":950},"Огляд кешування: чотири рівні і коли що обирати","\u002Fcsharp\u002Faspnet\u002Fcaching\u002Fcaching","01.csharp\u002F11.aspnet\u002F06.caching\u002F01.caching",{"title":952,"path":953,"stem":954},"IMemoryCache: кеш в оперативній пам'яті","\u002Fcsharp\u002Faspnet\u002Fcaching\u002Fmemory-cache","01.csharp\u002F11.aspnet\u002F06.caching\u002F02.memory-cache",{"title":956,"path":957,"stem":958},"IDistributedCache і Redis: розподілений кеш","\u002Fcsharp\u002Faspnet\u002Fcaching\u002Fdistributed-cache","01.csharp\u002F11.aspnet\u002F06.caching\u002F03.distributed-cache",{"title":960,"path":961,"stem":962},"Response Cache: HTTP-кешування через Cache-Control","\u002Fcsharp\u002Faspnet\u002Fcaching\u002Fresponse-cache","01.csharp\u002F11.aspnet\u002F06.caching\u002F04.response-cache",{"title":964,"path":965,"stem":966},"Output Cache: серверний кеш HTTP-відповідей (.NET 7+)","\u002Fcsharp\u002Faspnet\u002Fcaching\u002Foutput-cache","01.csharp\u002F11.aspnet\u002F06.caching\u002F05.output-cache",{"title":968,"icon":969,"path":970,"stem":971,"children":972,"page":59},"Тестування","i-lucide-test-tube","\u002Fcsharp\u002Faspnet\u002Ftesting","01.csharp\u002F11.aspnet\u002F07.testing",[973,977,981,985,989,993,997,1001,1005,1009,1013,1017,1021,1025,1029,1033,1037,1041,1045,1049,1053],{"title":974,"path":975,"stem":976},"Що таке тестування? Від інтуїції до науки","\u002Fcsharp\u002Faspnet\u002Ftesting\u002Fwhat-is-testing","01.csharp\u002F11.aspnet\u002F07.testing\u002F01.what-is-testing",{"title":978,"path":979,"stem":980},"Піраміда тестування — Стратегія, а не Догма","\u002Fcsharp\u002Faspnet\u002Ftesting\u002Ftesting-pyramid","01.csharp\u002F11.aspnet\u002F07.testing\u002F02.testing-pyramid",{"title":982,"path":983,"stem":984},"Дві Школи Тестування — Лондон проти Детройту","\u002Fcsharp\u002Faspnet\u002Ftesting\u002Ftesting-schools","01.csharp\u002F11.aspnet\u002F07.testing\u002F03.testing-schools",{"title":986,"path":987,"stem":988},"TDD та BDD — Тести як Дизайн-інструмент","\u002Fcsharp\u002Faspnet\u002Ftesting\u002Ftdd-and-bdd","01.csharp\u002F11.aspnet\u002F07.testing\u002F04.tdd-and-bdd",{"title":990,"path":991,"stem":992},"Що саме тестувати — Техніки аналізу та Циклomatична складність","\u002Fcsharp\u002Faspnet\u002Ftesting\u002Fwhat-to-test","01.csharp\u002F11.aspnet\u002F07.testing\u002F05.what-to-test",{"title":994,"path":995,"stem":996},"Тестові Фреймворки — Навіщо вони і що всередині","\u002Fcsharp\u002Faspnet\u002Ftesting\u002Ftest-frameworks","01.csharp\u002F11.aspnet\u002F07.testing\u002F06.test-frameworks",{"title":998,"path":999,"stem":1000},"xUnit — Факти, Теорії та Lifecycle тестів","\u002Fcsharp\u002Faspnet\u002Ftesting\u002Fxunit-basics","01.csharp\u002F11.aspnet\u002F07.testing\u002F07.xunit-basics",{"title":1002,"path":1003,"stem":1004},"xUnit Advanced — Fixtures, Кастомізація та Розширення","\u002Fcsharp\u002Faspnet\u002Ftesting\u002Fxunit-advanced","01.csharp\u002F11.aspnet\u002F07.testing\u002F08.xunit-advanced",{"title":1006,"path":1007,"stem":1008},"Moq — Глибоке занурення в мокування","\u002Fcsharp\u002Faspnet\u002Ftesting\u002Fmocking-with-moq","01.csharp\u002F11.aspnet\u002F07.testing\u002F09.mocking-with-moq",{"title":1010,"path":1011,"stem":1012},"Тестування Баз Даних — EF Core, SQLite та Testcontainers","\u002Fcsharp\u002Faspnet\u002Ftesting\u002Fdatabase-testing","01.csharp\u002F11.aspnet\u002F07.testing\u002F10.database-testing",{"title":1014,"path":1015,"stem":1016},"Integration Testing — Частина 1 [Теорія та WebApplicationFactory]","\u002Fcsharp\u002Faspnet\u002Ftesting\u002Fintegration-testing","01.csharp\u002F11.aspnet\u002F07.testing\u002F11.integration-testing",{"title":1018,"path":1019,"stem":1020},"Інтеграційне тестування — Практика","\u002Fcsharp\u002Faspnet\u002Ftesting\u002F11a.integration-testing-practice","01.csharp\u002F11.aspnet\u002F07.testing\u002F11a.integration-testing-practice",{"title":1022,"path":1023,"stem":1024},"Integration Testing — Частина 2 [Просунуті Сценарії та Testcontainers]","\u002Fcsharp\u002Faspnet\u002Ftesting\u002Fintegration-testing-advanced","01.csharp\u002F11.aspnet\u002F07.testing\u002F12.integration-testing-advanced",{"title":1026,"path":1027,"stem":1028},"Професійний Postman: Колекції, Змінні та GitHub Інтеграція","\u002Fcsharp\u002Faspnet\u002Ftesting\u002Fpostman-professional","01.csharp\u002F11.aspnet\u002F07.testing\u002F13.postman-professional",{"title":1030,"path":1031,"stem":1032},"HttpClient у Тестах Частина 1: Архітектура та MockHttpMessageHandler","\u002Fcsharp\u002Faspnet\u002Ftesting\u002Fhttpclient-testing","01.csharp\u002F11.aspnet\u002F07.testing\u002F14.httpclient-testing",{"title":1034,"path":1035,"stem":1036},"HttpClient у Тестах Частина 2: WireMock.Net та Resilience","\u002Fcsharp\u002Faspnet\u002Ftesting\u002Fwiremock-net","01.csharp\u002F11.aspnet\u002F07.testing\u002F15.wiremock-net",{"title":1038,"path":1039,"stem":1040},"Патерни та Анти-патерни Тестування: Test Smells","\u002Fcsharp\u002Faspnet\u002Ftesting\u002Ftesting-patterns","01.csharp\u002F11.aspnet\u002F07.testing\u002F16.testing-patterns",{"title":1042,"path":1043,"stem":1044},"Просунуті інструменти: Time, Snapshots та Властивості","\u002Fcsharp\u002Faspnet\u002Ftesting\u002Fadvanced-testing-tools","01.csharp\u002F11.aspnet\u002F07.testing\u002F17.advanced-testing-tools",{"title":1046,"path":1047,"stem":1048},"Тестування Архітектури з NetArchTest","\u002Fcsharp\u002Faspnet\u002Ftesting\u002Farchitecture-testing","01.csharp\u002F11.aspnet\u002F07.testing\u002F18.architecture-testing",{"title":1050,"path":1051,"stem":1052},"Тестування Продуктивності: BenchmarkDotNet, NBomber та k6","\u002Fcsharp\u002Faspnet\u002Ftesting\u002Fperformance-testing","01.csharp\u002F11.aspnet\u002F07.testing\u002F19.performance-testing",{"title":1054,"path":1055,"stem":1056},"Залишок плану для курсу \"Тестування ASP.NET Minimal API\"","\u002Fcsharp\u002Faspnet\u002Ftesting\u002Fremaining_plan","01.csharp\u002F11.aspnet\u002F07.testing\u002Fremaining_plan",{"title":1058,"icon":1059,"path":1060,"stem":1061,"children":1062,"page":59},"Платежі","i-lucide-credit-card","\u002Fcsharp\u002Faspnet\u002Fpayments","01.csharp\u002F11.aspnet\u002F08.payments",[1063,1067,1071,1075,1079,1083,1087,1091,1095,1099,1103,1107],{"title":1064,"path":1065,"stem":1066},"Основи платіжної інфраструктури","\u002Fcsharp\u002Faspnet\u002Fpayments\u002Fpayment-fundamentals","01.csharp\u002F11.aspnet\u002F08.payments\u002F01.payment-fundamentals",{"title":1068,"path":1069,"stem":1070},"Методи оплати в Україні","\u002Fcsharp\u002Faspnet\u002Fpayments\u002Fpayment-methods-ukraine","01.csharp\u002F11.aspnet\u002F08.payments\u002F02.payment-methods-ukraine",{"title":1072,"path":1073,"stem":1074},"PCI DSS та безпека платежів","\u002Fcsharp\u002Faspnet\u002Fpayments\u002Fpci-dss-security","01.csharp\u002F11.aspnet\u002F08.payments\u002F03.pci-dss-security",{"title":1076,"path":1077,"stem":1078},"Архітектура платіжної підсистеми","\u002Fcsharp\u002Faspnet\u002Fpayments\u002Fpayment-architecture","01.csharp\u002F11.aspnet\u002F08.payments\u002F04.payment-architecture",{"title":1080,"path":1081,"stem":1082},"Інтеграція LiqPay (ПриватБанк)","\u002Fcsharp\u002Faspnet\u002Fpayments\u002Fliqpay-integration","01.csharp\u002F11.aspnet\u002F08.payments\u002F05.liqpay-integration",{"title":1084,"path":1085,"stem":1086},"Інтеграція Monobank Acquiring API","\u002Fcsharp\u002Faspnet\u002Fpayments\u002Fmonobank-acquiring","01.csharp\u002F11.aspnet\u002F08.payments\u002F06.monobank-acquiring",{"title":1088,"path":1089,"stem":1090},"Інтеграція Stripe","\u002Fcsharp\u002Faspnet\u002Fpayments\u002Fstripe-integration","01.csharp\u002F11.aspnet\u002F08.payments\u002F07.stripe-integration",{"title":1092,"path":1093,"stem":1094},"Webhooks — глибоке занурення","\u002Fcsharp\u002Faspnet\u002Fpayments\u002Fwebhooks-deep-dive","01.csharp\u002F11.aspnet\u002F08.payments\u002F08.webhooks-deep-dive",{"title":1096,"path":1097,"stem":1098},"Підписки та рекурентні платежі","\u002Fcsharp\u002Faspnet\u002Fpayments\u002Fsubscriptions-recurring","01.csharp\u002F11.aspnet\u002F08.payments\u002F09.subscriptions-recurring",{"title":1100,"path":1101,"stem":1102},"Повернення коштів та диспути","\u002Fcsharp\u002Faspnet\u002Fpayments\u002Frefunds-disputes","01.csharp\u002F11.aspnet\u002F08.payments\u002F10.refunds-disputes",{"title":1104,"path":1105,"stem":1106},"Тестування платіжних інтеграцій","\u002Fcsharp\u002Faspnet\u002Fpayments\u002Ftesting-payments","01.csharp\u002F11.aspnet\u002F08.payments\u002F11.testing-payments",{"title":1108,"path":1109,"stem":1110},"Чекліст виходу в Production","\u002Fcsharp\u002Faspnet\u002Fpayments\u002Fproduction-checklist","01.csharp\u002F11.aspnet\u002F08.payments\u002F12.production-checklist",{"title":1112,"icon":1113,"items":1114,"path":1127,"stem":1128,"children":1129,"page":59},"Популярні бібліотеки","lucide:box",[1115,1116,1117,1118,1119,1120,1121,1122,1123,1124,1125,1126],"01.fluent-validation","02.mapster","03.erroror-result-pattern","04.serilog","05.mediatr","06.polly","07.health-checks","08.feature-management","09.fluent-email","10.quest-pdf","11.bogus","12.humanizer-guard","\u002Fcsharp\u002Faspnet\u002Flibraries","01.csharp\u002F11.aspnet\u002F09.libraries",[1130,1134,1138,1142,1146,1150,1154,1158,1162,1166,1170,1174,1178],{"title":1131,"path":1132,"stem":1133},"Валідація з FluentValidation в ASP.NET Core","\u002Fcsharp\u002Faspnet\u002Flibraries\u002Ffluent-validation","01.csharp\u002F11.aspnet\u002F09.libraries\u002F01.fluent-validation",{"title":1135,"path":1136,"stem":1137},"Маппінг об","\u002Fcsharp\u002Faspnet\u002Flibraries\u002Fmapster","01.csharp\u002F11.aspnet\u002F09.libraries\u002F02.mapster",{"title":1139,"path":1140,"stem":1141},"Обробка помилок з ErrorOr та Result Pattern в ASP.NET Core","\u002Fcsharp\u002Faspnet\u002Flibraries\u002Ferroror-result-pattern","01.csharp\u002F11.aspnet\u002F09.libraries\u002F03.erroror-result-pattern",{"title":1143,"path":1144,"stem":1145},"Структуроване логування з Serilog в ASP.NET Core","\u002Fcsharp\u002Faspnet\u002Flibraries\u002Fserilog","01.csharp\u002F11.aspnet\u002F09.libraries\u002F04.serilog",{"title":1147,"path":1148,"stem":1149},"CQRS та Mediator з MediatR в ASP.NET Core","\u002Fcsharp\u002Faspnet\u002Flibraries\u002Fmediatr","01.csharp\u002F11.aspnet\u002F09.libraries\u002F05.mediatr",{"title":1151,"path":1152,"stem":1153},"Відмовостійкість з Polly в ASP.NET Core","\u002Fcsharp\u002Faspnet\u002Flibraries\u002Fpolly","01.csharp\u002F11.aspnet\u002F09.libraries\u002F06.polly",{"title":1155,"path":1156,"stem":1157},"Health Checks в ASP.NET Core","\u002Fcsharp\u002Faspnet\u002Flibraries\u002Fhealth-checks","01.csharp\u002F11.aspnet\u002F09.libraries\u002F07.health-checks",{"title":1159,"path":1160,"stem":1161},"Feature Management та Feature Flags в ASP.NET Core","\u002Fcsharp\u002Faspnet\u002Flibraries\u002Ffeature-management","01.csharp\u002F11.aspnet\u002F09.libraries\u002F08.feature-management",{"title":1163,"path":1164,"stem":1165},"Відправка Email з FluentEmail в ASP.NET Core","\u002Fcsharp\u002Faspnet\u002Flibraries\u002Ffluent-email","01.csharp\u002F11.aspnet\u002F09.libraries\u002F09.fluent-email",{"title":1167,"path":1168,"stem":1169},"Генерація PDF з QuestPDF в ASP.NET Core","\u002Fcsharp\u002Faspnet\u002Flibraries\u002Fquest-pdf","01.csharp\u002F11.aspnet\u002F09.libraries\u002F10.quest-pdf",{"title":1171,"path":1172,"stem":1173},"Генерація тестових даних з Bogus в ASP.NET Core","\u002Fcsharp\u002Faspnet\u002Flibraries\u002Fbogus","01.csharp\u002F11.aspnet\u002F09.libraries\u002F11.bogus",{"title":1175,"path":1176,"stem":1177},"Humanizer та Guard Clauses в ASP.NET Core","\u002Fcsharp\u002Faspnet\u002Flibraries\u002Fhumanizer-guard","01.csharp\u002F11.aspnet\u002F09.libraries\u002F12.humanizer-guard",{"title":1179,"path":1180,"stem":1181},"План модуля 10.libraries — Популярні бібліотеки ASP.NET","\u002Fcsharp\u002Faspnet\u002Flibraries\u002Fplan","01.csharp\u002F11.aspnet\u002F09.libraries\u002Fplan",{"title":1183,"icon":1184,"path":1185,"stem":1186,"children":1187,"page":59},"Razor Pages","i-lucide-layout-template","\u002Fcsharp\u002Faspnet\u002Frazor-pages","01.csharp\u002F11.aspnet\u002F10.razor-pages",[1188,1192,1196,1200,1204,1208],{"title":1189,"path":1190,"stem":1191},"Від Minimal API до Razor Pages: концептуальний перехід","\u002Fcsharp\u002Faspnet\u002Frazor-pages\u002Ffrom-minimal-api","01.csharp\u002F11.aspnet\u002F10.razor-pages\u002F01.from-minimal-api",{"title":1193,"path":1194,"stem":1195},"PageModel: логіка сторінки Razor Pages","\u002Fcsharp\u002Faspnet\u002Frazor-pages\u002Fpage-model","01.csharp\u002F11.aspnet\u002F10.razor-pages\u002F02.page-model",{"title":1197,"path":1198,"stem":1199},"Razor синтаксис: шаблонізатор у .cshtml","\u002Fcsharp\u002Faspnet\u002Frazor-pages\u002Frazor-syntax","01.csharp\u002F11.aspnet\u002F10.razor-pages\u002F03.razor-syntax",{"title":1201,"path":1202,"stem":1203},"Tag Helpers: типізований HTML","\u002Fcsharp\u002Faspnet\u002Frazor-pages\u002Ftag-helpers","01.csharp\u002F11.aspnet\u002F10.razor-pages\u002F04.tag-helpers",{"title":1205,"path":1206,"stem":1207},"Форми і валідація: повний цикл обробки даних","\u002Fcsharp\u002Faspnet\u002Frazor-pages\u002Fforms-validation","01.csharp\u002F11.aspnet\u002F10.razor-pages\u002F05.forms-validation",{"title":1209,"path":1210,"stem":1211},"Практичний проєкт: TaskManager на Razor Pages","\u002Fcsharp\u002Faspnet\u002Frazor-pages\u002Fproject-task-manager","01.csharp\u002F11.aspnet\u002F10.razor-pages\u002F06.project-task-manager",{"title":1213,"path":1214,"stem":1215,"children":1216,"page":59},"ASP.NET Core MVC","\u002Fcsharp\u002Faspnet\u002Fmvc","01.csharp\u002F11.aspnet\u002F11.mvc",[1217,1221,1225,1229,1233,1237,1241,1245,1249,1253,1257,1261,1265,1269,1273,1277,1281,1285],{"title":1218,"path":1219,"stem":1220},"Патерн MVC: архітектура, що змінила веб","\u002Fcsharp\u002Faspnet\u002Fmvc\u002Fmvc-pattern","01.csharp\u002F11.aspnet\u002F11.mvc\u002F01.mvc-pattern",{"title":1222,"path":1223,"stem":1224},"Від Razor Pages до MVC: концептуальний перехід","\u002Fcsharp\u002Faspnet\u002Fmvc\u002Ffrom-razor-pages","01.csharp\u002F11.aspnet\u002F11.mvc\u002F02.from-razor-pages",{"title":1226,"path":1227,"stem":1228},"Controllers та Actions: серце MVC","\u002Fcsharp\u002Faspnet\u002Fmvc\u002Fcontrollers-actions","01.csharp\u002F11.aspnet\u002F11.mvc\u002F03.controllers-actions",{"title":1230,"path":1231,"stem":1232},"Маршрутизація в MVC: Convention vs Attribute Routing","\u002Fcsharp\u002Faspnet\u002Fmvc\u002Frouting-mvc","01.csharp\u002F11.aspnet\u002F11.mvc\u002F04.routing-mvc",{"title":1234,"path":1235,"stem":1236},"Model Binding: від HTTP до C#","\u002Fcsharp\u002Faspnet\u002Fmvc\u002Fmodel-binding","01.csharp\u002F11.aspnet\u002F11.mvc\u002F05.model-binding",{"title":1238,"path":1239,"stem":1240},"Views, ViewData, ViewBag, TempData і ViewModel","\u002Fcsharp\u002Faspnet\u002Fmvc\u002Fviews-viewdata-tempdata","01.csharp\u002F11.aspnet\u002F11.mvc\u002F06.views-viewdata-tempdata",{"title":1242,"path":1243,"stem":1244},"Filters: аспектно-орієнтоване програмування в MVC","\u002Fcsharp\u002Faspnet\u002Fmvc\u002Ffilters","01.csharp\u002F11.aspnet\u002F11.mvc\u002F07.filters",{"title":1246,"path":1247,"stem":1248},"Areas: структурування великих застосунків","\u002Fcsharp\u002Faspnet\u002Fmvc\u002Fareas","01.csharp\u002F11.aspnet\u002F11.mvc\u002F08.areas",{"title":1250,"path":1251,"stem":1252},"View Components: повторювані незалежні блоки UI","\u002Fcsharp\u002Faspnet\u002Fmvc\u002Fview-components","01.csharp\u002F11.aspnet\u002F11.mvc\u002F09.view-components",{"title":1254,"path":1255,"stem":1256},"Display та Editor Templates","\u002Fcsharp\u002Faspnet\u002Fmvc\u002Fdisplay-editor-templates","01.csharp\u002F11.aspnet\u002F11.mvc\u002F10.display-editor-templates",{"title":1258,"path":1259,"stem":1260},"Валідація: IValidatableObject та FluentValidation","\u002Fcsharp\u002Faspnet\u002Fmvc\u002Fvalidation-advanced","01.csharp\u002F11.aspnet\u002F11.mvc\u002F11.validation-advanced",{"title":1262,"path":1263,"stem":1264},"HTMX: інтерактивність через HTML-атрибути","\u002Fcsharp\u002Faspnet\u002Fmvc\u002Fhtmx","01.csharp\u002F11.aspnet\u002F11.mvc\u002F12.htmx",{"title":1266,"path":1267,"stem":1268},"HTMX у ASP.NET Core MVC: серверна інтеграція","\u002Fcsharp\u002Faspnet\u002Fmvc\u002Fajax-htmx-mvc","01.csharp\u002F11.aspnet\u002F11.mvc\u002F13.ajax-htmx-mvc",{"title":1270,"path":1271,"stem":1272},"Практичний проєкт: Каталог товарів з HTMX","\u002Fcsharp\u002Faspnet\u002Fmvc\u002Fhtmx-project","01.csharp\u002F11.aspnet\u002F11.mvc\u002F14.htmx-project",{"title":1274,"path":1275,"stem":1276},"Завантаження та обробка файлів","\u002Fcsharp\u002Faspnet\u002Fmvc\u002Ffile-upload","01.csharp\u002F11.aspnet\u002F11.mvc\u002F15.file-upload",{"title":1278,"path":1279,"stem":1280},"Глобалізація та Локалізація MVC","\u002Fcsharp\u002Faspnet\u002Fmvc\u002Fglobalization-localization","01.csharp\u002F11.aspnet\u002F11.mvc\u002F16.globalization-localization",{"title":1282,"path":1283,"stem":1284},"Підсумковий проєкт: Блог-платформа","\u002Fcsharp\u002Faspnet\u002Fmvc\u002Fmvc-project","01.csharp\u002F11.aspnet\u002F11.mvc\u002F17.mvc-project",{"title":1286,"path":1287,"stem":1288},"План курсу: ASP.NET Core MVC","\u002Fcsharp\u002Faspnet\u002Fmvc\u002Fplan","01.csharp\u002F11.aspnet\u002F11.mvc\u002Fplan",{"title":1290,"path":1291,"stem":1292,"children":1293,"page":59},"Web Api","\u002Fcsharp\u002Faspnet\u002Fweb-api","01.csharp\u002F11.aspnet\u002F12.web-api",[1294,1298,1302,1306,1310,1314,1318,1322,1326,1330,1334,1338,1342],{"title":1295,"path":1296,"stem":1297},"Від Minimal API до Controller-based API","\u002Fcsharp\u002Faspnet\u002Fweb-api\u002Ffrom-minimal-api-to-controllers","01.csharp\u002F11.aspnet\u002F12.web-api\u002F01.from-minimal-api-to-controllers",{"title":1299,"path":1300,"stem":1301},"ControllerBase, ActionResult\u003CT> та Response Types","\u002Fcsharp\u002Faspnet\u002Fweb-api\u002Fcontroller-base-actionresult","01.csharp\u002F11.aspnet\u002F12.web-api\u002F02.controller-base-actionresult",{"title":1303,"path":1304,"stem":1305},"Content Negotiation - JSON, XML та власні форматери","\u002Fcsharp\u002Faspnet\u002Fweb-api\u002Fcontent-negotiation","01.csharp\u002F11.aspnet\u002F12.web-api\u002F03.content-negotiation",{"title":1307,"path":1308,"stem":1309},"Версіонування API","\u002Fcsharp\u002Faspnet\u002Fweb-api\u002Fapi-versioning","01.csharp\u002F11.aspnet\u002F12.web-api\u002F04.api-versioning",{"title":1311,"path":1312,"stem":1313},"ProblemDetails та структурована обробка помилок","\u002Fcsharp\u002Faspnet\u002Fweb-api\u002Fproblemdetails-error-handling","01.csharp\u002F11.aspnet\u002F12.web-api\u002F05.problemdetails-error-handling",{"title":1315,"path":1316,"stem":1317},"Фільтри у Web API контексті","\u002Fcsharp\u002Faspnet\u002Fweb-api\u002Ffilters-for-api","01.csharp\u002F11.aspnet\u002F12.web-api\u002F06.filters-for-api",{"title":1319,"path":1320,"stem":1321},"Пагінація, фільтрація та сортування","\u002Fcsharp\u002Faspnet\u002Fweb-api\u002Fpagination-filtering-sorting","01.csharp\u002F11.aspnet\u002F12.web-api\u002F07.pagination-filtering-sorting",{"title":1323,"path":1324,"stem":1325},"HATEOAS та Resource Expansion","\u002Fcsharp\u002Faspnet\u002Fweb-api\u002Fhateoas-resource-expansion","01.csharp\u002F11.aspnet\u002F12.web-api\u002F08.hateoas-resource-expansion",{"title":1327,"path":1328,"stem":1329},"Гібридна архітектура - Minimal API + Controllers","\u002Fcsharp\u002Faspnet\u002Fweb-api\u002Fminimal-api-vs-controllers-hybrid","01.csharp\u002F11.aspnet\u002F12.web-api\u002F09.minimal-api-vs-controllers-hybrid",{"title":1331,"path":1332,"stem":1333},"Документація API - Swashbuckle, NSwag та генерація клієнтів","\u002Fcsharp\u002Faspnet\u002Fweb-api\u002Fapi-documentation-generation","01.csharp\u002F11.aspnet\u002F12.web-api\u002F10.api-documentation-generation",{"title":1335,"path":1336,"stem":1337},"Health Checks та моніторинг API","\u002Fcsharp\u002Faspnet\u002Fweb-api\u002Fhealth-checks-monitoring","01.csharp\u002F11.aspnet\u002F12.web-api\u002F11.health-checks-monitoring",{"title":1339,"path":1340,"stem":1341},"Підсумковий проєкт - Production-Ready REST API","\u002Fcsharp\u002Faspnet\u002Fweb-api\u002Fweb-api-project","01.csharp\u002F11.aspnet\u002F12.web-api\u002F12.web-api-project",{"title":1343,"path":1344,"stem":1345},"План курсу: ASP.NET Core Web API (Controllers)","\u002Fcsharp\u002Faspnet\u002Fweb-api\u002Fplan","01.csharp\u002F11.aspnet\u002F12.web-api\u002Fplan",{"title":1347,"icon":1348,"path":1349,"stem":1350,"children":1351,"page":59},"Моніторинг","i-lucide-activity","\u002Fcsharp\u002Faspnet\u002Fmonitoring","01.csharp\u002F11.aspnet\u002F13.monitoring",[1352,1356,1360],{"title":1353,"path":1354,"stem":1355},"Спостережуваність: від console.log до production-систем","\u002Fcsharp\u002Faspnet\u002Fmonitoring\u002Fobservability-intro","01.csharp\u002F11.aspnet\u002F13.monitoring\u002F01.observability-intro",{"title":1357,"path":1358,"stem":1359},"Health Checks: перший рівень observability","\u002Fcsharp\u002Faspnet\u002Fmonitoring\u002Fhealth-checks","01.csharp\u002F11.aspnet\u002F13.monitoring\u002F02.health-checks",{"title":1361,"path":1362,"stem":1363},"Вбудовані метрики .NET 10 та System.Diagnostics.Metrics","\u002Fcsharp\u002Faspnet\u002Fmonitoring\u002Fdotnet-metrics","01.csharp\u002F11.aspnet\u002F13.monitoring\u002F03.dotnet-metrics",{"title":1365,"icon":1366,"path":1367,"stem":1368,"children":1369,"page":59},"Desktop UI","i-lucide-app-window","\u002Fcsharp\u002Fdesktop-ui","01.csharp\u002F12.desktop-ui",[1370,1374,1378,1382,1386,1390,1394,1398,1402,1406,1410,1414,1418,1422,1426,1430,1434,1438,1442,1446,1450,1454,1458,1462,1466,1470,1474,1478,1482,1486,1490,1494,1498,1502,1506,1510,1514,1518,1522,1526,1530,1534,1538,1542,1546,1550,1554,1558,1562,1566,1570,1574,1578,1582,1586,1590,1594,1598,1602,1606,1610,1614,1618,1622,1626,1630,1634,1638,1642,1646,1650],{"title":1371,"path":1372,"stem":1373},"Що таке десктопна розробка?","\u002Fcsharp\u002Fdesktop-ui\u002Fwhat-is-desktop-dev","01.csharp\u002F12.desktop-ui\u002F01.what-is-desktop-dev",{"title":1375,"path":1376,"stem":1377},"Архітектура WPF — як влаштований графічний інтерфейс","\u002Fcsharp\u002Fdesktop-ui\u002Fwpf-architecture","01.csharp\u002F12.desktop-ui\u002F02.wpf-architecture",{"title":1379,"path":1380,"stem":1381},"Перший WPF-проєкт — від нуля до вікна","\u002Fcsharp\u002Fdesktop-ui\u002Ffirst-wpf-app","01.csharp\u002F12.desktop-ui\u002F03.first-wpf-app",{"title":1383,"path":1384,"stem":1385},"Перший Avalonia-проєкт: WPF для всіх платформ","\u002Fcsharp\u002Fdesktop-ui\u002F03a.first-avalonia-app","01.csharp\u002F12.desktop-ui\u002F03a.first-avalonia-app",{"title":1387,"path":1388,"stem":1389},"XAML: декларативний інтерфейс","\u002Fcsharp\u002Fdesktop-ui\u002Fxaml-basics","01.csharp\u002F12.desktop-ui\u002F04.xaml-basics",{"title":1391,"path":1392,"stem":1393},"Fluent UI у WPF — сучасний дизайн Windows 11","\u002Fcsharp\u002Fdesktop-ui\u002F04a.wpf-fluent-ui","01.csharp\u002F12.desktop-ui\u002F04a.wpf-fluent-ui",{"title":1395,"path":1396,"stem":1397},"WPF UI — сучасна бібліотека Fluent контролів","\u002Fcsharp\u002Fdesktop-ui\u002F04b.wpf-ui-library","01.csharp\u002F12.desktop-ui\u002F04b.wpf-ui-library",{"title":1399,"path":1400,"stem":1401},"HandyControl — велика бібліотека UI контролів для WPF","\u002Fcsharp\u002Fdesktop-ui\u002F04c.handycontrol-library","01.csharp\u002F12.desktop-ui\u002F04c.handycontrol-library",{"title":1403,"path":1404,"stem":1405},"Простори імен та ресурси XAML","\u002Fcsharp\u002Fdesktop-ui\u002Fxaml-namespaces-resources","01.csharp\u002F12.desktop-ui\u002F05.xaml-namespaces-resources",{"title":1407,"path":1408,"stem":1409},"XAML в Avalonia: ключові відмінності від WPF","\u002Fcsharp\u002Fdesktop-ui\u002F05a.avalonia-xaml-differences","01.csharp\u002F12.desktop-ui\u002F05a.avalonia-xaml-differences",{"title":1411,"path":1412,"stem":1413},"Розширення розмітки XAML (Markup Extensions)","\u002Fcsharp\u002Fdesktop-ui\u002Fxaml-markup-extensions","01.csharp\u002F12.desktop-ui\u002F06.xaml-markup-extensions",{"title":1415,"path":1416,"stem":1417},"Панелі Layout: StackPanel, WrapPanel, DockPanel","\u002Fcsharp\u002Fdesktop-ui\u002Flayout-panels-part1","01.csharp\u002F12.desktop-ui\u002F07.layout-panels-part1",{"title":1419,"path":1420,"stem":1421},"Grid, Canvas, UniformGrid","\u002Fcsharp\u002Fdesktop-ui\u002Flayout-panels-part2","01.csharp\u002F12.desktop-ui\u002F07.layout-panels-part2",{"title":1423,"path":1424,"stem":1425},"Просунуті техніки Layout","\u002Fcsharp\u002Fdesktop-ui\u002Flayout-advanced","01.csharp\u002F12.desktop-ui\u002F08.layout-advanced",{"title":1427,"path":1428,"stem":1429},"Адаптивний Layout та найкращі практики","\u002Fcsharp\u002Fdesktop-ui\u002Flayout-responsive","01.csharp\u002F12.desktop-ui\u002F09.layout-responsive",{"title":1431,"path":1432,"stem":1433},"Layout в Avalonia: відмінності та нові можливості","\u002Fcsharp\u002Fdesktop-ui\u002F09a.layout-avalonia","01.csharp\u002F12.desktop-ui\u002F09a.layout-avalonia",{"title":1435,"path":1436,"stem":1437},"Button, Image, ProgressBar та інші базові контроли","\u002Fcsharp\u002Fdesktop-ui\u002Fbasic-controls","01.csharp\u002F12.desktop-ui\u002F10.basic-controls",{"title":1439,"path":1440,"stem":1441},"Контроли в Avalonia: відмінності від WPF","\u002Fcsharp\u002Fdesktop-ui\u002F10a.controls-avalonia","01.csharp\u002F12.desktop-ui\u002F10a.controls-avalonia",{"title":1443,"path":1444,"stem":1445},"Текстові контроли — TextBlock, TextBox, RichTextBox","\u002Fcsharp\u002Fdesktop-ui\u002Ftext-controls","01.csharp\u002F12.desktop-ui\u002F11.text-controls",{"title":1447,"path":1448,"stem":1449},"Контроли вибору — CheckBox, RadioButton, ComboBox, ListBox, DatePicker","\u002Fcsharp\u002Fdesktop-ui\u002Fselection-controls","01.csharp\u002F12.desktop-ui\u002F12.selection-controls",{"title":1451,"path":1452,"stem":1453},"Content Model — GroupBox, Expander, TabControl, StatusBar","\u002Fcsharp\u002Fdesktop-ui\u002Fcontent-controls","01.csharp\u002F12.desktop-ui\u002F13.content-controls",{"title":1455,"path":1456,"stem":1457},"UI\u002FUX принципи десктопних застосунків","\u002Fcsharp\u002Fdesktop-ui\u002F13a.ui-ux-principles","01.csharp\u002F12.desktop-ui\u002F13a.ui-ux-principles",{"title":1459,"path":1460,"stem":1461},"Dependency Properties — Концепція та Value Resolution","\u002Fcsharp\u002Fdesktop-ui\u002Fdependency-properties-part1","01.csharp\u002F12.desktop-ui\u002F14.dependency-properties-part1",{"title":1463,"path":1464,"stem":1465},"Avalonia Property System — StyledProperty та DirectProperty","\u002Fcsharp\u002Fdesktop-ui\u002F14a.avalonia-property-system","01.csharp\u002F12.desktop-ui\u002F14a.avalonia-property-system",{"title":1467,"path":1468,"stem":1469},"Attached Properties — Властивості без меж","\u002Fcsharp\u002Fdesktop-ui\u002Fattached-properties","01.csharp\u002F12.desktop-ui\u002F15.attached-properties",{"title":1471,"path":1472,"stem":1473},"Routed Events — Маршрутизація подій у WPF","\u002Fcsharp\u002Fdesktop-ui\u002Frouted-events","01.csharp\u002F12.desktop-ui\u002F16.routed-events",{"title":1475,"path":1476,"stem":1477},"Data Binding — Від Code-Behind до Декларативності","\u002Fcsharp\u002Fdesktop-ui\u002Fdata-binding-basics-part1","01.csharp\u002F12.desktop-ui\u002F17.data-binding-basics-part1",{"title":1479,"path":1480,"stem":1481},"INotifyPropertyChanged — Живе оновлення UI","\u002Fcsharp\u002Fdesktop-ui\u002Fdata-binding-basics-part2","01.csharp\u002F12.desktop-ui\u002F17.data-binding-basics-part2",{"title":1483,"path":1484,"stem":1485},"Compiled Bindings в Avalonia — Безпека на етапі компіляції","\u002Fcsharp\u002Fdesktop-ui\u002F17a.avalonia-compiled-bindings","01.csharp\u002F12.desktop-ui\u002F17a.avalonia-compiled-bindings",{"title":1487,"path":1488,"stem":1489},"Просунутий Data Binding — ElementName, RelativeSource, MultiBinding","\u002Fcsharp\u002Fdesktop-ui\u002Fdata-binding-advanced","01.csharp\u002F12.desktop-ui\u002F18.data-binding-advanced",{"title":1491,"path":1492,"stem":1493},"Value Converters — Перетворення типів даних у Data Binding","\u002Fcsharp\u002Fdesktop-ui\u002Fvalue-converters","01.csharp\u002F12.desktop-ui\u002F19.value-converters",{"title":1495,"path":1496,"stem":1497},"Data Templates — Візуалізація об'єктів у WPF","\u002Fcsharp\u002Fdesktop-ui\u002Fdata-templates","01.csharp\u002F12.desktop-ui\u002F20.data-templates",{"title":1499,"path":1500,"stem":1501},"Collections Binding Part 1 — ObservableCollection та ItemsControl","\u002Fcsharp\u002Fdesktop-ui\u002Fcollections-binding-part1","01.csharp\u002F12.desktop-ui\u002F21.collections-binding-part1",{"title":1503,"path":1504,"stem":1505},"Collections Binding Part 2 — ICollectionView, Filtering, Sorting та Virtualization","\u002Fcsharp\u002Fdesktop-ui\u002Fcollections-binding-part2","01.csharp\u002F12.desktop-ui\u002F21.collections-binding-part2",{"title":1507,"path":1508,"stem":1509},"MVVM Pattern — Від Spaghetti Code до архітектури","\u002Fcsharp\u002Fdesktop-ui\u002Fmvvm-pattern","01.csharp\u002F12.desktop-ui\u002F22.mvvm-pattern",{"title":1511,"path":1512,"stem":1513},"ViewModel Implementation — Від BaseViewModel до валідації","\u002Fcsharp\u002Fdesktop-ui\u002Fviewmodel-implementation","01.csharp\u002F12.desktop-ui\u002F23.viewmodel-implementation",{"title":1515,"path":1516,"stem":1517},"Commands — Від event handlers до декларативних команд","\u002Fcsharp\u002Fdesktop-ui\u002Fcommands","01.csharp\u002F12.desktop-ui\u002F24.commands",{"title":1519,"path":1520,"stem":1521},"MVVM Toolkit — MVVM без boilerplate через Source Generators","\u002Fcsharp\u002Fdesktop-ui\u002Fmvvm-toolkit","01.csharp\u002F12.desktop-ui\u002F25.mvvm-toolkit",{"title":1523,"path":1524,"stem":1525},"Messenger Pattern — Комунікація між ViewModel без прямих посилань","\u002Fcsharp\u002Fdesktop-ui\u002Fmessenger-pattern","01.csharp\u002F12.desktop-ui\u002F26.messenger-pattern",{"title":1527,"path":1528,"stem":1529},"Стилі WPF — CSS для десктопу","\u002Fcsharp\u002Fdesktop-ui\u002Fstyles-basics","01.csharp\u002F12.desktop-ui\u002F27.styles-basics",{"title":1531,"path":1532,"stem":1533},"CSS-like стилі Avalonia","\u002Fcsharp\u002Fdesktop-ui\u002F27a.avalonia-css-styling","01.csharp\u002F12.desktop-ui\u002F27a.avalonia-css-styling",{"title":1535,"path":1536,"stem":1537},"Control Templates — Частина 1. Концепція та TemplateBinding","\u002Fcsharp\u002Fdesktop-ui\u002Fcontrol-templates-part1","01.csharp\u002F12.desktop-ui\u002F28.control-templates-part1",{"title":1539,"path":1540,"stem":1541},"Control Templates — Частина 2. Named Parts та ContentPresenter","\u002Fcsharp\u002Fdesktop-ui\u002Fcontrol-templates-part2","01.csharp\u002F12.desktop-ui\u002F28.control-templates-part2",{"title":1543,"path":1544,"stem":1545},"Control Themes в Avalonia — нова ера стилізації","\u002Fcsharp\u002Fdesktop-ui\u002F28a.avalonia-control-themes","01.csharp\u002F12.desktop-ui\u002F28a.avalonia-control-themes",{"title":1547,"path":1548,"stem":1549},"Triggers та Visual State Manager у WPF","\u002Fcsharp\u002Fdesktop-ui\u002Ftriggers-visual-states","01.csharp\u002F12.desktop-ui\u002F29.triggers-visual-states",{"title":1551,"path":1552,"stem":1553},"Pseudo-classes в Avalonia — замість WPF Triggers","\u002Fcsharp\u002Fdesktop-ui\u002F29a.avalonia-pseudo-classes","01.csharp\u002F12.desktop-ui\u002F29a.avalonia-pseudo-classes",{"title":1555,"path":1556,"stem":1557},"Теми та ресурсні словники у WPF","\u002Fcsharp\u002Fdesktop-ui\u002Fresources-themes","01.csharp\u002F12.desktop-ui\u002F30.resources-themes",{"title":1559,"path":1560,"stem":1561},"Avalonia Themes — Fluent Design та система тематизації","\u002Fcsharp\u002Fdesktop-ui\u002F30a.avalonia-themes-fluent","01.csharp\u002F12.desktop-ui\u002F30a.avalonia-themes-fluent",{"title":1563,"path":1564,"stem":1565},"Контроли колекцій — глибоке занурення","\u002Fcsharp\u002Fdesktop-ui\u002Fcollection-controls","01.csharp\u002F12.desktop-ui\u002F31.collection-controls",{"title":1567,"path":1568,"stem":1569},"DataGrid — колонки та базове відображення","\u002Fcsharp\u002Fdesktop-ui\u002Fdatagrid-part1","01.csharp\u002F12.desktop-ui\u002F32.datagrid-part1",{"title":1571,"path":1572,"stem":1573},"DataGrid — сортування, фільтрація, редагування","\u002Fcsharp\u002Fdesktop-ui\u002Fdatagrid-part2","01.csharp\u002F12.desktop-ui\u002F32.datagrid-part2",{"title":1575,"path":1576,"stem":1577},"TreeView та GridView","\u002Fcsharp\u002Fdesktop-ui\u002Ftreeview-listview","01.csharp\u002F12.desktop-ui\u002F33.treeview-listview",{"title":1579,"path":1580,"stem":1581},"Меню, Toolbar, ContextMenu, StatusBar","\u002Fcsharp\u002Fdesktop-ui\u002Fmenus-toolbars","01.csharp\u002F12.desktop-ui\u002F34.menus-toolbars",{"title":1583,"path":1584,"stem":1585},"Навігація та керування вікнами. Частина 1: вікна та сторінки","\u002Fcsharp\u002Fdesktop-ui\u002Fnavigation-windows-part1","01.csharp\u002F12.desktop-ui\u002F35.navigation-windows-part1",{"title":1587,"path":1588,"stem":1589},"Навігація та керування вікнами. Частина 2: MVVM-навігація","\u002Fcsharp\u002Fdesktop-ui\u002Fnavigation-windows-part2","01.csharp\u002F12.desktop-ui\u002F35.navigation-windows-part2",{"title":1591,"path":1592,"stem":1593},"Avalonia — Навігація та діалоги","\u002Fcsharp\u002Fdesktop-ui\u002F35a.avalonia-navigation-dialogs","01.csharp\u002F12.desktop-ui\u002F35a.avalonia-navigation-dialogs",{"title":1595,"path":1596,"stem":1597},"Діалоги та File Pickers у WPF","\u002Fcsharp\u002Fdesktop-ui\u002Fdialogs-file-pickers","01.csharp\u002F12.desktop-ui\u002F36.dialogs-file-pickers",{"title":1599,"path":1600,"stem":1601},"UserControl: компонентний підхід у WPF","\u002Fcsharp\u002Fdesktop-ui\u002Fuser-controls","01.csharp\u002F12.desktop-ui\u002F37.user-controls",{"title":1603,"path":1604,"stem":1605},"Custom Controls: Lookless Controls у WPF","\u002Fcsharp\u002Fdesktop-ui\u002Fcustom-controls","01.csharp\u002F12.desktop-ui\u002F38.custom-controls",{"title":1607,"path":1608,"stem":1609},"Avalonia TemplatedControl — Lookless Controls","\u002Fcsharp\u002Fdesktop-ui\u002F38a.avalonia-templated-controls","01.csharp\u002F12.desktop-ui\u002F38a.avalonia-templated-controls",{"title":1611,"path":1612,"stem":1613},"Анімації у WPF: Storyboard та Easing Functions","\u002Fcsharp\u002Fdesktop-ui\u002Fanimations-transitions","01.csharp\u002F12.desktop-ui\u002F39.animations-transitions",{"title":1615,"path":1616,"stem":1617},"Анімації в Avalonia","\u002Fcsharp\u002Fdesktop-ui\u002F39a.avalonia-animations","01.csharp\u002F12.desktop-ui\u002F39a.avalonia-animations",{"title":1619,"path":1620,"stem":1621},"2D Графіка та Мультимедіа у WPF","\u002Fcsharp\u002Fdesktop-ui\u002Fmedia-graphics","01.csharp\u002F12.desktop-ui\u002F40.media-graphics",{"title":1623,"path":1624,"stem":1625},"Dependency Injection у WPF та Avalonia","\u002Fcsharp\u002Fdesktop-ui\u002Fdi-integration","01.csharp\u002F12.desktop-ui\u002F41.di-integration",{"title":1627,"path":1628,"stem":1629},"SQLite та EF Core у десктопних додатках","\u002Fcsharp\u002Fdesktop-ui\u002Fdata-persistence-part1","01.csharp\u002F12.desktop-ui\u002F42.data-persistence-part1",{"title":1631,"path":1632,"stem":1633},"Repository Pattern та Unit of Work","\u002Fcsharp\u002Fdesktop-ui\u002Fdata-persistence-part2","01.csharp\u002F12.desktop-ui\u002F43.data-persistence-part2",{"title":1635,"path":1636,"stem":1637},"Тестування ViewModels","\u002Fcsharp\u002Fdesktop-ui\u002Fviewmodel-testing","01.csharp\u002F12.desktop-ui\u002F44.viewmodel-testing",{"title":1639,"path":1640,"stem":1641},"Avalonia Headless Testing — тестування UI без вікон","\u002Fcsharp\u002Fdesktop-ui\u002F44a.avalonia-headless-testing","01.csharp\u002F12.desktop-ui\u002F44a.avalonia-headless-testing",{"title":1643,"path":1644,"stem":1645},"Кросплатформна розробка з Avalonia","\u002Fcsharp\u002Fdesktop-ui\u002Favalonia-cross-platform","01.csharp\u002F12.desktop-ui\u002F45.avalonia-cross-platform",{"title":1647,"path":1648,"stem":1649},"Пакування та розгортання Avalonia додатків","\u002Fcsharp\u002Fdesktop-ui\u002Favalonia-packaging-deployment","01.csharp\u002F12.desktop-ui\u002F46.avalonia-packaging-deployment",{"title":1651,"path":1652,"stem":1653},"Розгортання WPF застосунків","\u002Fcsharp\u002Fdesktop-ui\u002Fwpf-packaging-deployment","01.csharp\u002F12.desktop-ui\u002F47.wpf-packaging-deployment",{"title":1655,"icon":658,"path":1656,"stem":1657,"children":1658,"page":59},"Network Programming","\u002Fcsharp\u002Fnetwork-programming","01.csharp\u002F13.network-programming",[1659,1663,1667,1671,1675,1679,1683,1687,1691,1695,1699],{"title":1660,"path":1661,"stem":1662},"Основи комп'ютерних мереж","\u002Fcsharp\u002Fnetwork-programming\u002Ffoundations","01.csharp\u002F13.network-programming\u002F01.foundations",{"title":1664,"path":1665,"stem":1666},"Модель OSI та стек TCP\u002FIP","\u002Fcsharp\u002Fnetwork-programming\u002Fosi-model","01.csharp\u002F13.network-programming\u002F02.osi-model",{"title":1668,"path":1669,"stem":1670},"IP-протокол та адресація","\u002Fcsharp\u002Fnetwork-programming\u002Fip-addressing","01.csharp\u002F13.network-programming\u002F03.ip-addressing",{"title":1672,"path":1673,"stem":1674},"UDP — протокол без з'єднання","\u002Fcsharp\u002Fnetwork-programming\u002Fudp","01.csharp\u002F13.network-programming\u002F05.udp",{"title":1676,"path":1677,"stem":1678},"UDP Broadcast та Multicast","\u002Fcsharp\u002Fnetwork-programming\u002Fudp-broadcast-multicast","01.csharp\u002F13.network-programming\u002F06.udp-broadcast-multicast",{"title":1680,"path":1681,"stem":1682},"HTTP — протокол вебу","\u002Fcsharp\u002Fnetwork-programming\u002Fhttp-fundamentals","01.csharp\u002F13.network-programming\u002F07.http-fundamentals",{"title":1684,"path":1685,"stem":1686},"HttpListener — вбудований HTTP-сервер .NET","\u002Fcsharp\u002Fnetwork-programming\u002F07a.http-listener","01.csharp\u002F13.network-programming\u002F07a.http-listener",{"title":1688,"path":1689,"stem":1690},"HTTP Advanced — cookies, аутентифікація та HTTPS","\u002Fcsharp\u002Fnetwork-programming\u002Fhttp-advanced","01.csharp\u002F13.network-programming\u002F08.http-advanced",{"title":1692,"path":1693,"stem":1694},"SMTP та протоколи електронної пошти","\u002Fcsharp\u002Fnetwork-programming\u002Fsmtp","01.csharp\u002F13.network-programming\u002F09.smtp",{"title":1696,"path":1697,"stem":1698},"WebSocket — повнодуплексний протокол реального часу","\u002Fcsharp\u002Fnetwork-programming\u002Fwebsockets","01.csharp\u002F13.network-programming\u002F10.websockets",{"title":1700,"path":1701,"stem":1702},"TLS\u002FSSL — криптографічний захист мережевих з'єднань","\u002Fcsharp\u002Fnetwork-programming\u002Ftls-ssl","01.csharp\u002F13.network-programming\u002F11.tls-ssl",{"title":1704,"path":1705,"stem":1706},"C# & .NET: The Ultimate Roadmap","\u002Fcsharp\u002Froadmap","01.csharp\u002Froadmap",{"title":1708,"icon":1709,"path":1710,"stem":1711,"children":1712,"page":59},"C++","i-devicon-cplusplus","\u002Fcpp","02.cpp",[1713,1717,1721,1725,1729,1733,1737,1741,1745,1748,1752,1756,1760,1764,1768,1772,1776,1780,1784,1788,1792,1796,1800,1804,1808,1812,1816,1820,1824,1828,1832,1836,1840,1844,1848,1852,1856,1860,1864,1868,1872,1876,1880,1884,1888,1892,1896,1900,1904,1908],{"title":1714,"path":1715,"stem":1716},"Вступ у програмування та алгоритми","\u002Fcpp\u002Fintro-algorithms","02.cpp\u002F01.intro-algorithms",{"title":1718,"path":1719,"stem":1720},"Code Style: угоди про оформлення коду","\u002Fcpp\u002Fcode-style","02.cpp\u002F02.code-style",{"title":1722,"path":1723,"stem":1724},"Середовище розробки та перший проєкт","\u002Fcpp\u002Fide-setup","02.cpp\u002F03.ide-setup",{"title":1726,"path":1727,"stem":1728},"Вивід даних на екран","\u002Fcpp\u002Fdata-output","02.cpp\u002F04.data-output",{"title":1730,"path":1731,"stem":1732},"Типи даних, змінні та константи","\u002Fcpp\u002Fdata-types-variables","02.cpp\u002F05.data-types-variables",{"title":1734,"path":1735,"stem":1736},"Ввід даних з клавіатури","\u002Fcpp\u002Fdata-input","02.cpp\u002F06.data-input",{"title":1738,"path":1739,"stem":1740},"Оператори, перетворення типів та логічні операції","\u002Fcpp\u002Foperators-type-conversion","02.cpp\u002F07.operators-type-conversion",{"title":1742,"path":1743,"stem":1744},"Цикли","\u002Fcpp\u002Floops","02.cpp\u002F08.loops",{"title":32,"path":1746,"stem":1747},"\u002Fcpp\u002Farrays","02.cpp\u002F09.arrays",{"title":1749,"path":1750,"stem":1751},"Алгоритми сортування та аналіз складності","\u002Fcpp\u002Fsorting","02.cpp\u002F10.sorting",{"title":1753,"path":1754,"stem":1755},"Алгоритми пошуку","\u002Fcpp\u002Fsearching","02.cpp\u002F11.searching",{"title":1757,"path":1758,"stem":1759},"Функції: основи","\u002Fcpp\u002Ffunctions-basics","02.cpp\u002F12.functions-basics",{"title":1761,"path":1762,"stem":1763},"Функції: прототипи, область видимості та додаткові можливості","\u002Fcpp\u002Ffunctions-scope","02.cpp\u002F13.functions-scope",{"title":1765,"path":1766,"stem":1767},"Функції: перевантаження та шаблони","\u002Fcpp\u002Ffunctions-overloading-templates","02.cpp\u002F14.functions-overloading-templates",{"title":1769,"path":1770,"stem":1771},"Вказівники: основи","\u002Fcpp\u002Fpointers-basics","02.cpp\u002F15.pointers-basics",{"title":1773,"path":1774,"stem":1775},"Посилання (References)","\u002Fcpp\u002Freferences","02.cpp\u002F16.references",{"title":1777,"path":1778,"stem":1779},"Вказівники, const і масиви","\u002Fcpp\u002Fpointers-const-arrays","02.cpp\u002F17.pointers-const-arrays",{"title":1781,"path":1782,"stem":1783},"Адресна арифметика","\u002Fcpp\u002Fpointer-arithmetic","02.cpp\u002F18.pointer-arithmetic",{"title":1785,"path":1786,"stem":1787},"Динамічна пам'ять","\u002Fcpp\u002Fdynamic-memory","02.cpp\u002F19.dynamic-memory",{"title":1789,"path":1790,"stem":1791},"Вказівники типу void","\u002Fcpp\u002Fvoid-pointers","02.cpp\u002F20.void-pointers",{"title":1793,"path":1794,"stem":1795},"Вказівники на вказівники","\u002Fcpp\u002Fpointers-to-pointers","02.cpp\u002F21.pointers-to-pointers",{"title":1797,"path":1798,"stem":1799},"Оператор доступу до членів через вказівник (->)","\u002Fcpp\u002Fmember-access-operator","02.cpp\u002F22.member-access-operator",{"title":1801,"path":1802,"stem":1803},"Цикл for-each (Range-based for)","\u002Fcpp\u002Fforeach-loop","02.cpp\u002F23.foreach-loop",{"title":1805,"path":1806,"stem":1807},"Вказівники на функції","\u002Fcpp\u002Ffunction-pointers","02.cpp\u002F24.function-pointers",{"title":1809,"path":1810,"stem":1811},"Лямбда-вирази","\u002Fcpp\u002Flambdas","02.cpp\u002F25.lambdas",{"title":1813,"path":1814,"stem":1815},"Лямбда-захоплення","\u002Fcpp\u002Flambda-captures","02.cpp\u002F26.lambda-captures",{"title":1817,"path":1818,"stem":1819},"Еліпсис","\u002Fcpp\u002Fellipsis","02.cpp\u002F27.ellipsis",{"title":1821,"path":1822,"stem":1823},"Безпечні альтернативи еліпсису","\u002Fcpp\u002F27a.ellipsis","02.cpp\u002F27a.ellipsis",{"title":1825,"path":1826,"stem":1827},"Аргументи командного рядка","\u002Fcpp\u002Fcommand-line-arguments","02.cpp\u002F28.command-line-arguments",{"title":1829,"path":1830,"stem":1831},"Перерахування (enum)","\u002Fcpp\u002Fenum","02.cpp\u002F29.enum",{"title":1833,"path":1834,"stem":1835},"Класи-перерахування (enum class)","\u002Fcpp\u002Fenum-class","02.cpp\u002F30.enum-class",{"title":1837,"path":1838,"stem":1839},"Псевдоніми типів (typedef і using)","\u002Fcpp\u002Ftype-aliases","02.cpp\u002F31.type-aliases",{"title":1841,"path":1842,"stem":1843},"Системи числення та двійкова арифметика","\u002Fcpp\u002Fnumber-systems","02.cpp\u002F32.number-systems",{"title":1845,"path":1846,"stem":1847},"Структури (struct): агрегування даних","\u002Fcpp\u002Fstruct","02.cpp\u002F33.struct",{"title":1849,"path":1850,"stem":1851},"Структури у функціях","\u002Fcpp\u002Fstruct-functions","02.cpp\u002F34.struct-functions",{"title":1853,"path":1854,"stem":1855},"Масиви структур і вкладені структури","\u002Fcpp\u002Fstruct-arrays","02.cpp\u002F35.struct-arrays",{"title":1857,"path":1858,"stem":1859},"Патерни struct та межі застосування","\u002Fcpp\u002Fstruct-patterns","02.cpp\u002F36.struct-patterns",{"title":1861,"path":1862,"stem":1863},"Символи та таблиця ASCII","\u002Fcpp\u002Fascii-characters","02.cpp\u002F37.ascii-characters",{"title":1865,"path":1866,"stem":1867},"Unicode та кодування UTF","\u002Fcpp\u002Funicode-utf","02.cpp\u002F38.unicode-utf",{"title":1869,"path":1870,"stem":1871},"C-style рядки","\u002Fcpp\u002Fc-strings","02.cpp\u002F39.c-strings",{"title":1873,"path":1874,"stem":1875},"Вступ до std::string","\u002Fcpp\u002Fstd-string-intro","02.cpp\u002F40.std-string-intro",{"title":1877,"path":1878,"stem":1879},"Довжина, ємність та доступ до символів std::string","\u002Fcpp\u002Fstd-string-capacity-access","02.cpp\u002F41.std-string-capacity-access",{"title":1881,"path":1882,"stem":1883},"Модифікація std::string: присвоювання, додавання, вставка, видалення та заміна","\u002Fcpp\u002Fstd-string-modification","02.cpp\u002F42.std-string-modification",{"title":1885,"path":1886,"stem":1887},"Пошук у std::string: find, npos та практичні патерни","\u002Fcpp\u002Fstd-string-search","02.cpp\u002F43.std-string-search",{"title":1889,"path":1890,"stem":1891},"std::string_view: невласницький погляд на рядок без копіювання","\u002Fcpp\u002Fstd-string-view","02.cpp\u002F44.std-string-view",{"title":1893,"path":1894,"stem":1895},"Об'єднання (union): один блок пам'яті, кілька інтерпретацій","\u002Fcpp\u002Funion","02.cpp\u002F45.union",{"title":1897,"path":1898,"stem":1899},"Організація коду: файли, препроцесор, простори імен","\u002Fcpp\u002Fmultifile-programs","02.cpp\u002F46.multifile-programs",{"title":1901,"path":1902,"stem":1903},"Робота з файлами: C-стиль (stdio.h)","\u002Fcpp\u002Fc-style-files","02.cpp\u002F47.c-style-files",{"title":1905,"path":1906,"stem":1907},"Робота з файлами: C++-стиль (fstream)","\u002Fcpp\u002Fcpp-style-files","02.cpp\u002F48.cpp-style-files",{"title":1909,"path":1910,"stem":1911},"План навчання: Курс C++ — Продовження (Статті 29–60+)","\u002Fcpp\u002Fcurriculum-plan","02.cpp\u002Fcurriculum-plan",{"title":1913,"icon":1914,"path":1915,"stem":1916,"children":1917,"page":59},"JavaScript","i-devicon-javascript","\u002Fjavascript","03.javascript",[1918,1944,1998,2020,2324,2362],{"title":1919,"icon":1920,"path":1921,"stem":1922,"children":1923,"page":59},"Events","i-lucide-mouse-pointer-click","\u002Fjavascript\u002Fevents","03.javascript\u002F01.events",[1924,1928,1932,1936,1940],{"title":1925,"path":1926,"stem":1927},"Вступ до подій браузера","\u002Fjavascript\u002Fevents\u002Fintro","03.javascript\u002F01.events\u002F01.intro",{"title":1929,"path":1930,"stem":1931},"Бульбашковий механізм (Bubbling) та занурення (Capturing)","\u002Fjavascript\u002Fevents\u002Fbubbling-capturing","03.javascript\u002F01.events\u002F02.bubbling-capturing",{"title":1933,"path":1934,"stem":1935},"Делегування подій (Event Delegation)","\u002Fjavascript\u002Fevents\u002Fdelegate-events","03.javascript\u002F01.events\u002F03.delegate-events",{"title":1937,"path":1938,"stem":1939},"Типові дії браузера та preventDefault()","\u002Fjavascript\u002Fevents\u002Fprevent-default","03.javascript\u002F01.events\u002F04.prevent-default",{"title":1941,"path":1942,"stem":1943},"Запуск користувацьких подій (Custom Events)","\u002Fjavascript\u002Fevents\u002Fcustom-events","03.javascript\u002F01.events\u002F05.custom-events",{"title":1945,"icon":1946,"path":1947,"stem":1948,"children":1949,"page":59},"Network","i-lucide-globe","\u002Fjavascript\u002Fnetwork","03.javascript\u002F02.network",[1950,1954,1958,1962,1966,1970,1974,1978,1982,1986,1990,1994],{"title":1951,"path":1952,"stem":1953},"Fetch API - Сучасний підхід до HTTP-запитів","\u002Fjavascript\u002Fnetwork\u002F01-fetch-api","03.javascript\u002F02.network\u002F01-fetch-api",{"title":1955,"path":1956,"stem":1957},"FormData - Робота з формами та файлами","\u002Fjavascript\u002Fnetwork\u002F02-formdata","03.javascript\u002F02.network\u002F02-formdata",{"title":1959,"path":1960,"stem":1961},"Відстеження прогресу завантаження","\u002Fjavascript\u002Fnetwork\u002F03-download-progress","03.javascript\u002F02.network\u002F03-download-progress",{"title":1963,"path":1964,"stem":1965},"Переривання fetch-запитів","\u002Fjavascript\u002Fnetwork\u002F04-abort-requests","03.javascript\u002F02.network\u002F04-abort-requests",{"title":1967,"path":1968,"stem":1969},"CORS - Запити між різними джерелами","\u002Fjavascript\u002Fnetwork\u002F05-cors","03.javascript\u002F02.network\u002F05-cors",{"title":1971,"path":1972,"stem":1973},"Fetch API - Повний довідник опцій","\u002Fjavascript\u002Fnetwork\u002F06-fetch-options","03.javascript\u002F02.network\u002F06-fetch-options",{"title":1975,"path":1976,"stem":1977},"URL Objects - Робота з посиланнями","\u002Fjavascript\u002Fnetwork\u002F07-url-objects","03.javascript\u002F02.network\u002F07-url-objects",{"title":1979,"path":1980,"stem":1981},"XMLHttpRequest - AJAX та низькорівневі запити","\u002Fjavascript\u002Fnetwork\u002F08-xmlhttprequest","03.javascript\u002F02.network\u002F08-xmlhttprequest",{"title":1983,"path":1984,"stem":1985},"Відновлюване завантаження файлів","\u002Fjavascript\u002Fnetwork\u002F09-resumable-upload","03.javascript\u002F02.network\u002F09-resumable-upload",{"title":1987,"path":1988,"stem":1989},"Cookies, document.cookie та світ після \"Cookiepocalypse\"","\u002Fjavascript\u002Fnetwork\u002F10-cookies","03.javascript\u002F02.network\u002F10-cookies",{"title":1991,"path":1992,"stem":1993},"js-cookie: Керування Cookies без Болю","\u002Fjavascript\u002Fnetwork\u002F11-js-cookie","03.javascript\u002F02.network\u002F11-js-cookie",{"title":1995,"path":1996,"stem":1997},"Axios: Потужний HTTP-клієнт для JavaScript","\u002Fjavascript\u002Fnetwork\u002F12-axios","03.javascript\u002F02.network\u002F12-axios",{"title":1999,"icon":2000,"path":2001,"stem":2002,"children":2003,"page":59},"Bom","i-lucide-monitor","\u002Fjavascript\u002Fbom","03.javascript\u002F03.bom",[2004,2008,2012,2016],{"title":2005,"path":2006,"stem":2007},"LocalStorage, SessionStorage та patterns збереження даних","\u002Fjavascript\u002Fbom\u002F01-localstorage","03.javascript\u002F03.bom\u002F01-localstorage",{"title":2009,"path":2010,"stem":2011},"Location Object - Керування адресою сторінки","\u002Fjavascript\u002Fbom\u002F02-location-object","03.javascript\u002F03.bom\u002F02-location-object",{"title":2013,"path":2014,"stem":2015},"History API - Керування історією браузера","\u002Fjavascript\u002Fbom\u002F03-history-api","03.javascript\u002F03.bom\u002F03-history-api",{"title":2017,"path":2018,"stem":2019},"Navigator Object - Ідентифікація та Можливості Пристрою","\u002Fjavascript\u002Fbom\u002F04-navigator-object","03.javascript\u002F03.bom\u002F04-navigator-object",{"title":2021,"icon":2022,"path":2023,"stem":2024,"children":2025},"React","i-devicon-react","\u002Fjavascript\u002Freact","03.javascript\u002F04.react\u002Findex",[2026,2027,2031,2035,2039,2043,2106,2141,2293],{"title":2021,"path":2023,"stem":2024},{"title":2028,"path":2029,"stem":2030},"Робота з Формами в React","\u002Fjavascript\u002Freact\u002Freact-forms","03.javascript\u002F04.react\u002F01.react-forms",{"title":2032,"path":2033,"stem":2034},"React Hook Form: Професійна Робота з Формами","\u002Fjavascript\u002Freact\u002Freact-hook-form","03.javascript\u002F04.react\u002F02.react-hook-form",{"title":2036,"path":2037,"stem":2038},"React Hook Form: Глибоке Розуміння Архітектури та Оптимізації","\u002Fjavascript\u002Freact\u002Freact-hook-form-new","03.javascript\u002F04.react\u002F02.react-hook-form-new",{"title":2040,"path":2041,"stem":2042},"Axios та React: Професійна Архітектура Запитів","\u002Fjavascript\u002Freact\u002Fdata-fetching-axios","03.javascript\u002F04.react\u002F03.data-fetching-axios",{"title":2044,"icon":132,"path":2045,"stem":2046,"children":2047},"Tanstack Query","\u002Fjavascript\u002Freact\u002Ftanstack-query","03.javascript\u002F04.react\u002F04.tanstack-query\u002Findex",[2048,2050,2054,2058,2062,2066,2070,2074,2078,2082,2086,2090,2094,2098,2102],{"title":2049,"path":2045,"stem":2046},"TanStack Query: Майстерність Керування Станом Сервера",{"title":2051,"path":2052,"stem":2053},"Парадигма Server State: Чому useEffect недостатньо","\u002Fjavascript\u002Freact\u002Ftanstack-query\u002Fserver-state-paradigm","03.javascript\u002F04.react\u002F04.tanstack-query\u002F01.server-state-paradigm",{"title":2055,"path":2056,"stem":2057},"Встановлення та Налаштування: Фундамент","\u002Fjavascript\u002Freact\u002Ftanstack-query\u002Finstallation-and-devtools","03.javascript\u002F04.react\u002F04.tanstack-query\u002F02.installation-and-devtools",{"title":2059,"path":2060,"stem":2061},"Основи Запитів та Магія Ключів","\u002Fjavascript\u002Freact\u002Ftanstack-query\u002Fquery-basics-and-keys","03.javascript\u002F04.react\u002F04.tanstack-query\u002F03.query-basics-and-keys",{"title":2063,"path":2064,"stem":2065},"Синхронізація Даних: Життєвий Цикл Запиту","\u002Fjavascript\u002Freact\u002Ftanstack-query\u002Fdata-synchronization","03.javascript\u002F04.react\u002F04.tanstack-query\u002F04.data-synchronization",{"title":2067,"path":2068,"stem":2069},"Мутації та Інвалідація: Зміна Даних","\u002Fjavascript\u002Freact\u002Ftanstack-query\u002Fmutations-and-invalidation","03.javascript\u002F04.react\u002F04.tanstack-query\u002F05.mutations-and-invalidation",{"title":2071,"path":2072,"stem":2073},"Оптимістичні Оновлення: Швидше за Світло","\u002Fjavascript\u002Freact\u002Ftanstack-query\u002Foptimistic-updates","03.javascript\u002F04.react\u002F04.tanstack-query\u002F06.optimistic-updates",{"title":2075,"path":2076,"stem":2077},"Пагінація та Infinite Scroll","\u002Fjavascript\u002Freact\u002Ftanstack-query\u002Fpagination-and-load-more","03.javascript\u002F04.react\u002F04.tanstack-query\u002F07.pagination-and-load-more",{"title":2079,"path":2080,"stem":2081},"Просунуті Патерни та Оптимізація","\u002Fjavascript\u002Freact\u002Ftanstack-query\u002Fadvanced-patterns","03.javascript\u002F04.react\u002F04.tanstack-query\u002F08.advanced-patterns",{"title":2083,"path":2084,"stem":2085},"Архітектура та Best Practices","\u002Fjavascript\u002Freact\u002Ftanstack-query\u002Farchitecture-and-best-practices","03.javascript\u002F04.react\u002F04.tanstack-query\u002F09.architecture-and-best-practices",{"title":2087,"path":2088,"stem":2089},"Server-Side Rendering (SSR) та Гідратація","\u002Fjavascript\u002Freact\u002Ftanstack-query\u002Fserver-side-rendering","03.javascript\u002F04.react\u002F04.tanstack-query\u002F10.server-side-rendering",{"title":2091,"path":2092,"stem":2093},"Стратегії Тестування","\u002Fjavascript\u002Freact\u002Ftanstack-query\u002Ftesting-strategies","03.javascript\u002F04.react\u002F04.tanstack-query\u002F11.testing-strategies",{"title":2095,"path":2096,"stem":2097},"Аутентифікація та Обробка Помилок","\u002Fjavascript\u002Freact\u002Ftanstack-query\u002Fauthentication-and-errors","03.javascript\u002F04.react\u002F04.tanstack-query\u002F12.authentication-and-errors",{"title":2099,"path":2100,"stem":2101},"React Suspense та Майбутнє","\u002Fjavascript\u002Freact\u002Ftanstack-query\u002Freact-suspense","03.javascript\u002F04.react\u002F04.tanstack-query\u002F13.react-suspense",{"title":2103,"path":2104,"stem":2105},"Глибоке Занурення в Продуктивність","\u002Fjavascript\u002Freact\u002Ftanstack-query\u002Fperformance-deep-dive","03.javascript\u002F04.react\u002F04.tanstack-query\u002F14.performance-deep-dive",{"title":2107,"icon":2022,"path":2108,"stem":2109,"children":2110},"React Router","\u002Fjavascript\u002Freact\u002Freact-router","03.javascript\u002F04.react\u002F05.react-router\u002Findex",[2111,2113,2117,2121,2125,2129,2133,2137],{"title":2112,"path":2108,"stem":2109},"React Router: Навігаційна система сучасного вебу",{"title":2114,"path":2115,"stem":2116},"Налаштування та Базовий Роутинг","\u002Fjavascript\u002Freact\u002Freact-router\u002Fsetup-and-basic-routing","03.javascript\u002F04.react\u002F05.react-router\u002F01.setup-and-basic-routing",{"title":2118,"path":2119,"stem":2120},"Динамічна Навігація","\u002Fjavascript\u002Freact\u002Freact-router\u002Fnavigation-and-links","03.javascript\u002F04.react\u002F05.react-router\u002F02.navigation-and-links",{"title":2122,"path":2123,"stem":2124},"Вкладені Маршрути та Макети","\u002Fjavascript\u002Freact\u002Freact-router\u002Fnested-routes-and-layouts","03.javascript\u002F04.react\u002F05.react-router\u002F03.nested-routes-and-layouts",{"title":2126,"path":2127,"stem":2128},"Динамічні Маршрути та Параметри","\u002Fjavascript\u002Freact\u002Freact-router\u002Fdynamic-routing","03.javascript\u002F04.react\u002F05.react-router\u002F04.dynamic-routing",{"title":2130,"path":2131,"stem":2132},"Data APIs: Loaders та Actions","\u002Fjavascript\u002Freact\u002Freact-router\u002Fdata-loading","03.javascript\u002F04.react\u002F05.react-router\u002F05.data-loading",{"title":2134,"path":2135,"stem":2136},"Просунуті Патерни","\u002Fjavascript\u002Freact\u002Freact-router\u002Fadvanced-patterns","03.javascript\u002F04.react\u002F05.react-router\u002F06.advanced-patterns",{"title":2138,"path":2139,"stem":2140},"Legacy Routing: Компонентний підхід","\u002Fjavascript\u002Freact\u002Freact-router\u002Flegacy-routing","03.javascript\u002F04.react\u002F05.react-router\u002F07.legacy-routing",{"title":2142,"icon":132,"path":2143,"stem":2144,"children":2145},"Redux","\u002Fjavascript\u002Freact\u002Fredux","03.javascript\u002F04.react\u002F06.redux\u002Findex",[2146,2148,2164,2193,2202,2223,2239,2268],{"title":2147,"path":2143,"stem":2144},"Redux: Еволюція управління станом",{"title":14,"icon":15,"path":2149,"stem":2150,"children":2151,"page":59},"\u002Fjavascript\u002Freact\u002Fredux\u002Ffundamentals","03.javascript\u002F04.react\u002F06.redux\u002F01.fundamentals",[2152,2156,2160],{"title":2153,"path":2154,"stem":2155},"Вступ до State Management","\u002Fjavascript\u002Freact\u002Fredux\u002Ffundamentals\u002Fintro-state-management","03.javascript\u002F04.react\u002F06.redux\u002F01.fundamentals\u002F01.intro-state-management",{"title":2157,"path":2158,"stem":2159},"Філософія Redux та Три Принципи","\u002Fjavascript\u002Freact\u002Fredux\u002Ffundamentals\u002Fredux-philosophy","03.javascript\u002F04.react\u002F06.redux\u002F01.fundamentals\u002F02.redux-philosophy",{"title":2161,"path":2162,"stem":2163},"Чисті функції та Іммутабельність","\u002Fjavascript\u002Freact\u002Fredux\u002Ffundamentals\u002Fpure-functions-immutability","03.javascript\u002F04.react\u002F06.redux\u002F01.fundamentals\u002F03.pure-functions-immutability",{"title":2165,"icon":132,"path":2166,"stem":2167,"children":2168,"page":59},"Classic Redux","\u002Fjavascript\u002Freact\u002Fredux\u002Fclassic-redux","03.javascript\u002F04.react\u002F06.redux\u002F02.classic-redux",[2169,2173,2177,2181,2185,2189],{"title":2170,"path":2171,"stem":2172},"Створення Store (Classic Redux)","\u002Fjavascript\u002Freact\u002Fredux\u002Fclassic-redux\u002Fstore-setup","03.javascript\u002F04.react\u002F06.redux\u002F02.classic-redux\u002F01.store-setup",{"title":2174,"path":2175,"stem":2176},"Actions, Constants та Action Creators","\u002Fjavascript\u002Freact\u002Fredux\u002Fclassic-redux\u002Factions-constants","03.javascript\u002F04.react\u002F06.redux\u002F02.classic-redux\u002F02.actions-constants",{"title":2178,"path":2179,"stem":2180},"Логіка Reducers","\u002Fjavascript\u002Freact\u002Fredux\u002Fclassic-redux\u002Freducers","03.javascript\u002F04.react\u002F06.redux\u002F02.classic-redux\u002F03.reducers",{"title":2182,"path":2183,"stem":2184},"Комбінування Reducers (Root Reducer)","\u002Fjavascript\u002Freact\u002Fredux\u002Fclassic-redux\u002Fdata-flow","03.javascript\u002F04.react\u002F06.redux\u002F02.classic-redux\u002F04.data-flow",{"title":2186,"path":2187,"stem":2188},"Підключення до React (React-Redux)","\u002Fjavascript\u002Freact\u002Fredux\u002Fclassic-redux\u002Freact-redux-connection","03.javascript\u002F04.react\u002F06.redux\u002F02.classic-redux\u002F05.react-redux-connection",{"title":2190,"path":2191,"stem":2192},"Middleware та Асинхронність (Redux Thunk)","\u002Fjavascript\u002Freact\u002Fredux\u002Fclassic-redux\u002Fmiddleware-thunk","03.javascript\u002F04.react\u002F06.redux\u002F02.classic-redux\u002F06.middleware-thunk",{"title":2194,"icon":132,"path":2195,"stem":2196,"children":2197,"page":59},"Transition To Rtk","\u002Fjavascript\u002Freact\u002Fredux\u002Ftransition-to-rtk","03.javascript\u002F04.react\u002F06.redux\u002F03.transition-to-rtk",[2198],{"title":2199,"path":2200,"stem":2201},"Проблеми класичного Redux","\u002Fjavascript\u002Freact\u002Fredux\u002Ftransition-to-rtk\u002Fproblems-with-classic","03.javascript\u002F04.react\u002F06.redux\u002F03.transition-to-rtk\u002F01.problems-with-classic",{"title":2203,"icon":132,"path":2204,"stem":2205,"children":2206,"page":59},"Redux Toolkit","\u002Fjavascript\u002Freact\u002Fredux\u002Fredux-toolkit","03.javascript\u002F04.react\u002F06.redux\u002F04.redux-toolkit",[2207,2211,2215,2219],{"title":2208,"path":2209,"stem":2210},"Налаштування Store з configureStore","\u002Fjavascript\u002Freact\u002Fredux\u002Fredux-toolkit\u002Fconfigure-store","03.javascript\u002F04.react\u002F06.redux\u002F04.redux-toolkit\u002F01.configure-store",{"title":2212,"path":2213,"stem":2214},"createSlice: Революція в Redux","\u002Fjavascript\u002Freact\u002Fredux\u002Fredux-toolkit\u002Fcreate-slice","03.javascript\u002F04.react\u002F06.redux\u002F04.redux-toolkit\u002F02.create-slice",{"title":2216,"path":2217,"stem":2218},"Асинхронність з createAsyncThunk","\u002Fjavascript\u002Freact\u002Fredux\u002Fredux-toolkit\u002Fasync-thunks","03.javascript\u002F04.react\u002F06.redux\u002F04.redux-toolkit\u002F03.async-thunks",{"title":2220,"path":2221,"stem":2222},"04. Entity Adapter: Керування нормалізованим станом","\u002Fjavascript\u002Freact\u002Fredux\u002Fredux-toolkit\u002Fentity-adapter","03.javascript\u002F04.react\u002F06.redux\u002F04.redux-toolkit\u002F04.entity-adapter",{"title":2224,"icon":92,"path":2225,"stem":2226,"children":2227,"page":59},"Advanced","\u002Fjavascript\u002Freact\u002Fredux\u002Fadvanced","03.javascript\u002F04.react\u002F06.redux\u002F05.advanced",[2228,2232,2236],{"title":2229,"path":2230,"stem":2231},"Мемоізація та Селектори: Повний Гайд по Reselect","\u002Fjavascript\u002Freact\u002Fredux\u002Fadvanced\u002Fselectors-reselect","03.javascript\u002F04.react\u002F06.redux\u002F05.advanced\u002F01.selectors-reselect",{"title":2233,"path":2234,"stem":2235},"RTK Query: Архітектура Серверного Кешу","\u002Fjavascript\u002Freact\u002Fredux\u002Fadvanced\u002Frtk-query-intro","03.javascript\u002F04.react\u002F06.redux\u002F05.advanced\u002F02.rtk-query-intro",{"title":2083,"path":2237,"stem":2238},"\u002Fjavascript\u002Freact\u002Fredux\u002Fadvanced\u002Farchitecture-best-practices","03.javascript\u002F04.react\u002F06.redux\u002F05.advanced\u002F03.architecture-best-practices",{"title":2240,"icon":132,"path":2241,"stem":2242,"children":2243,"page":59},"Project Kanban","\u002Fjavascript\u002Freact\u002Fredux\u002Fproject-kanban","03.javascript\u002F04.react\u002F06.redux\u002F06.project-kanban",[2244,2248,2252,2256,2260,2264],{"title":2245,"path":2246,"stem":2247},"Проєкт: Kanban Board (Trello Clone)","\u002Fjavascript\u002Freact\u002Fredux\u002Fproject-kanban\u002Fproject-overview","03.javascript\u002F04.react\u002F06.redux\u002F06.project-kanban\u002F01.project-overview",{"title":2249,"path":2250,"stem":2251},"Налаштування та Типізація","\u002Fjavascript\u002Freact\u002Fredux\u002Fproject-kanban\u002Fsetup-and-types","03.javascript\u002F04.react\u002F06.redux\u002F06.project-kanban\u002F02.setup-and-types",{"title":2253,"path":2254,"stem":2255},"Board Slice: Серце Дошки","\u002Fjavascript\u002Freact\u002Fredux\u002Fproject-kanban\u002Fboard-slice","03.javascript\u002F04.react\u002F06.redux\u002F06.project-kanban\u002F03.board-slice",{"title":2257,"path":2258,"stem":2259},"Логіка Drag & Drop","\u002Fjavascript\u002Freact\u002Fredux\u002Fproject-kanban\u002Fdrag-and-drop-logic","03.javascript\u002F04.react\u002F06.redux\u002F06.project-kanban\u002F04.drag-and-drop-logic",{"title":2261,"path":2262,"stem":2263},"Інтеграція з RTK Query","\u002Fjavascript\u002Freact\u002Fredux\u002Fproject-kanban\u002Frtk-query-integration","03.javascript\u002F04.react\u002F06.redux\u002F06.project-kanban\u002F05.rtk-query-integration",{"title":2265,"path":2266,"stem":2267},"Optimistic Updates","\u002Fjavascript\u002Freact\u002Fredux\u002Fproject-kanban\u002Foptimistic-updates","03.javascript\u002F04.react\u002F06.redux\u002F06.project-kanban\u002F06.optimistic-updates",{"title":2269,"icon":132,"path":2270,"stem":2271,"children":2272,"page":59},"Testing","\u002Fjavascript\u002Freact\u002Fredux\u002Ftesting","03.javascript\u002F04.react\u002F06.redux\u002F07.testing",[2273,2277,2281,2285,2289],{"title":2274,"path":2275,"stem":2276},"Тестування Redux","\u002Fjavascript\u002Freact\u002Fredux\u002Ftesting\u002Fintro-testing","03.javascript\u002F04.react\u002F06.redux\u002F07.testing\u002F01.intro-testing",{"title":2278,"path":2279,"stem":2280},"Тестування Reducers","\u002Fjavascript\u002Freact\u002Fredux\u002Ftesting\u002Ftesting-reducers","03.javascript\u002F04.react\u002F06.redux\u002F07.testing\u002F02.testing-reducers",{"title":2282,"path":2283,"stem":2284},"Тестування Селекторів","\u002Fjavascript\u002Freact\u002Fredux\u002Ftesting\u002Ftesting-selectors","03.javascript\u002F04.react\u002F06.redux\u002F07.testing\u002F03.testing-selectors",{"title":2286,"path":2287,"stem":2288},"Тестування Компонентів (Integration)","\u002Fjavascript\u002Freact\u002Fredux\u002Ftesting\u002Ftesting-components","03.javascript\u002F04.react\u002F06.redux\u002F07.testing\u002F04.testing-components",{"title":2290,"path":2291,"stem":2292},"Тестування Async Thunks","\u002Fjavascript\u002Freact\u002Fredux\u002Ftesting\u002Ftesting-thunks","03.javascript\u002F04.react\u002F06.redux\u002F07.testing\u002F05.testing-thunks",{"title":2294,"icon":132,"path":2295,"stem":2296,"children":2297},"Ui Libraries","\u002Fjavascript\u002Freact\u002Fui-libraries","03.javascript\u002F04.react\u002F07.ui-libraries\u002Findex",[2298,2300,2304,2308,2312,2316,2320],{"title":2299,"path":2295,"stem":2296},"UI Бібліотеки в React",{"title":2301,"path":2302,"stem":2303},"Вступ до UI Бібліотек: Навіщо Винаходити Велосипед Двічі?","\u002Fjavascript\u002Freact\u002Fui-libraries\u002Fintroduction-to-ui-libraries","03.javascript\u002F04.react\u002F07.ui-libraries\u002F01.introduction-to-ui-libraries",{"title":2305,"path":2306,"stem":2307},"Філософія shadcn\u002Fui: \"Not a Component Library\"","\u002Fjavascript\u002Freact\u002Fui-libraries\u002Fshadcn-philosophy","03.javascript\u002F04.react\u002F07.ui-libraries\u002F02.shadcn-philosophy",{"title":2309,"path":2310,"stem":2311},"Установка та Налаштування shadcn\u002Fui","\u002Fjavascript\u002Freact\u002Fui-libraries\u002Fshadcn-installation","03.javascript\u002F04.react\u002F07.ui-libraries\u002F03.shadcn-installation",{"title":2313,"path":2314,"stem":2315},"Базові Компоненти shadcn\u002Fui: Фундамент Інтерфейсу","\u002Fjavascript\u002Freact\u002Fui-libraries\u002Fshadcn-components-basics","03.javascript\u002F04.react\u002F07.ui-libraries\u002F04.shadcn-components-basics",{"title":2317,"path":2318,"stem":2319},"Компоненти Форм: Побудова Інтерактивних Form","\u002Fjavascript\u002Freact\u002Fui-libraries\u002Fshadcn-components-forms","03.javascript\u002F04.react\u002F07.ui-libraries\u002F05.shadcn-components-forms",{"title":2321,"path":2322,"stem":2323},"Складні Компоненти: Dialog, Dropdown, Table та Command","\u002Fjavascript\u002Freact\u002Fui-libraries\u002Fshadcn-components-advanced","03.javascript\u002F04.react\u002F07.ui-libraries\u002F06.shadcn-components-advanced",{"title":2325,"icon":2326,"path":2327,"stem":2328,"children":2329,"page":59},"TypeScript","i-devicon-typescript","\u002Fjavascript\u002Ftypescript","03.javascript\u002F05.typescript",[2330,2334,2338,2342,2346,2350,2354,2358],{"title":2331,"path":2332,"stem":2333},"TypeScript: Броня для вашого коду","\u002Fjavascript\u002Ftypescript\u002Fintro-and-basic-types","03.javascript\u002F05.typescript\u002F01.intro-and-basic-types",{"title":2335,"path":2336,"stem":2337},"Майстерність Моделювання Даних: Інтерфейси та Просунуті Типи","\u002Fjavascript\u002Ftypescript\u002Finterfaces-and-advanced-types","03.javascript\u002F05.typescript\u002F02.interfaces-and-advanced-types",{"title":2339,"path":2340,"stem":2341},"Алхімія Типів: Generics та Utility Types","\u002Fjavascript\u002Ftypescript\u002Fgenerics-and-utilities","03.javascript\u002F05.typescript\u002F03.generics-and-utilities",{"title":2343,"path":2344,"stem":2345},"Архітектура та Шаблони: Класи в TypeScript","\u002Fjavascript\u002Ftypescript\u002Fclasses-and-oop","03.javascript\u002F05.typescript\u002F04.classes-and-oop",{"title":2347,"path":2348,"stem":2349},"Продакшн та Екосистема: Advanced Config & Workflow","\u002Fjavascript\u002Ftypescript\u002Fadvanced-patterns-and-config","03.javascript\u002F05.typescript\u002F05.advanced-patterns-and-config",{"title":2351,"path":2352,"stem":2353},"TypeScript у світі React","\u002Fjavascript\u002Ftypescript\u002Freact-basics","03.javascript\u002F05.typescript\u002F06.react-basics",{"title":2355,"path":2356,"stem":2357},"React + TypeScript: Продвинуті патерни","\u002Fjavascript\u002Ftypescript\u002Freact-advanced","03.javascript\u002F05.typescript\u002F07.react-advanced",{"title":2359,"path":2360,"stem":2361},"React + TypeScript: Екосистема та бібліотеки","\u002Fjavascript\u002Ftypescript\u002Freact-ecosystem","03.javascript\u002F05.typescript\u002F08.react-ecosystem",{"title":2363,"path":2364,"stem":2365},"Atomic Design","\u002Fjavascript\u002Fatomic-design","03.javascript\u002F2.atomic-design",{"title":2367,"icon":2368,"path":2369,"stem":2370,"children":2371,"page":59},"Java","i-devicon-java","\u002Fjava","04.java",[2372,2375,2378,2382,2386,2390,2394],{"title":162,"path":2373,"stem":2374},"\u002Fjava\u002Fdata-mapper-part1","04.java\u002F01.data-mapper-part1",{"title":166,"path":2376,"stem":2377},"\u002Fjava\u002Fdata-mapper-part2","04.java\u002F02.data-mapper-part2",{"title":2379,"path":2380,"stem":2381},"Service Layer: Організація бізнес-логіки","\u002Fjava\u002Fservice-layer","04.java\u002F03.service-layer",{"title":2383,"path":2384,"stem":2385},"Rich Domain Model та State Pattern","\u002Fjava\u002Frich-domain-model","04.java\u002F04.rich-domain-model",{"title":2387,"path":2388,"stem":2389},"Патерни для складної бізнес-логіки","\u002Fjava\u002Fbusiness-logic-patterns","04.java\u002F05.business-logic-patterns",{"title":2391,"path":2392,"stem":2393},"Обробка помилок та валідація","\u002Fjava\u002Ferror-handling-validation","04.java\u002F06.error-handling-validation",{"title":2395,"path":2396,"stem":2397,"children":2398,"page":59},"Проектування баз даних","\u002Fjava\u002Fpr2","04.java\u002Fpr2",[2399,2403,2407,2411,2415,2419,2423,2427,2431,2435,2439,2443,2447,2451,2455,2459,2463,2467,2471,2475,2479,2483,2487,2491,2495,2499,2503,2507,2511,2515,2519,2523,2527,2531,2535,2539,2543],{"title":2400,"path":2401,"stem":2402},"Концептуальне моделювання: Мистецтво розуміння предметної області","\u002Fjava\u002Fpr2\u002Fconceptual-modeling","04.java\u002Fpr2\u002F01.conceptual-modeling",{"title":2404,"path":2405,"stem":2406},"Логічне моделювання: Від бізнес-ідей до структур даних","\u002Fjava\u002Fpr2\u002Flogical-modeling","04.java\u002Fpr2\u002F02.logical-modeling",{"title":2408,"path":2409,"stem":2410},"Нормалізація: Гігієна даних та боротьба з аномаліями","\u002Fjava\u002Fpr2\u002Fnormalization","04.java\u002Fpr2\u002F03.normalization",{"title":2412,"path":2413,"stem":2414},"Фізична схема: Від абстракції до DDL","\u002Fjava\u002Fpr2\u002Fphysical-schema","04.java\u002Fpr2\u002F04.physical-schema",{"title":2416,"path":2417,"stem":2418},"Архітектурна класифікація таблиць","\u002Fjava\u002Fpr2\u002Ftable-classification","04.java\u002Fpr2\u002F05.table-classification",{"title":2420,"path":2421,"stem":2422},"Database Migrations: Версіонування схеми з Flyway","\u002Fjava\u002Fpr2\u002Fdatabase-migrations","04.java\u002Fpr2\u002F06.database-migrations",{"title":2424,"path":2425,"stem":2426},"А що, якби це була не реляційна БД?","\u002Fjava\u002Fpr2\u002Fbeyond-relational","04.java\u002Fpr2\u002F07.beyond-relational",{"title":2428,"path":2429,"stem":2430},"Object-Relational Impedance Mismatch: Два світи, що не хочуть дружити","\u002Fjava\u002Fpr2\u002Fimpedance-mismatch","04.java\u002Fpr2\u002F09.impedance-mismatch",{"title":2432,"path":2433,"stem":2434},"JDBC: Перший контакт із базою даних","\u002Fjava\u002Fpr2\u002Fjdbc-fundamentals","04.java\u002Fpr2\u002F10.jdbc-fundamentals",{"title":2436,"path":2437,"stem":2438},"Якість коду: Spotless, SpotBugs та SonarQube","\u002Fjava\u002Fpr2\u002F10a.code-quality","04.java\u002Fpr2\u002F10a.code-quality",{"title":2440,"path":2441,"stem":2442},"Connection Pool: Патерн Object Pool для JDBC-з'єднань","\u002Fjava\u002Fpr2\u002Fconnection-pool","04.java\u002Fpr2\u002F11.connection-pool",{"title":2444,"path":2445,"stem":2446},"Row Data Gateway: Об'єкт як обгортка рядка таблиці","\u002Fjava\u002Fpr2\u002Frow-data-gateway","04.java\u002Fpr2\u002F12.row-data-gateway",{"title":2448,"path":2449,"stem":2450},"Table Data Gateway: Фасад таблиці як архітектурний відступ","\u002Fjava\u002Fpr2\u002Ftable-data-gateway","04.java\u002Fpr2\u002F13.table-data-gateway",{"title":2452,"path":2453,"stem":2454},"Repository + Data Mapper: Правильна шарова архітектура з JDBC","\u002Fjava\u002Fpr2\u002Frepository-data-mapper","04.java\u002Fpr2\u002F14.repository-data-mapper",{"title":2456,"path":2457,"stem":2458},"Identity Map: Кешування сутностей у рамках сесії","\u002Fjava\u002Fpr2\u002Fidentity-map","04.java\u002Fpr2\u002F15.identity-map",{"title":2460,"path":2461,"stem":2462},"Unit of Work: Відстеження змін і координація JDBC-транзакцій","\u002Fjava\u002Fpr2\u002Funit-of-work","04.java\u002Fpr2\u002F16.unit-of-work",{"title":2464,"path":2465,"stem":2466},"Strategy: Замінювані SQL-стратегії для підтримки різних СУБД","\u002Fjava\u002Fpr2\u002Fstrategy-sql","04.java\u002Fpr2\u002F17.strategy-sql",{"title":2468,"path":2469,"stem":2470},"Proxy: Lazy Loading для One-To-Many колекцій","\u002Fjava\u002Fpr2\u002Fproxy-lazy-loading","04.java\u002Fpr2\u002F18.proxy-lazy-loading",{"title":2472,"path":2473,"stem":2474},"Generic Repository через Java Reflection: анотації та динамічний SQL","\u002Fjava\u002Fpr2\u002Fgeneric-repository-reflection","04.java\u002Fpr2\u002F19.generic-repository-reflection",{"title":2476,"path":2477,"stem":2478},"Specification Pattern: Композиція бізнес-правил для складних запитів","\u002Fjava\u002Fpr2\u002Fspecification-pattern","04.java\u002Fpr2\u002F20.specification-pattern",{"title":2480,"path":2481,"stem":2482},"Розширені можливості Specification Pattern: підзапити, агрегації та гібридний підхід","\u002Fjava\u002Fpr2\u002F20a.advanced-specifications","04.java\u002Fpr2\u002F20a.advanced-specifications",{"title":2484,"path":2485,"stem":2486},"Асинхронність у JDBC: Від блокуючих викликів до CompletableFuture","\u002Fjava\u002Fpr2\u002Fasynchronous-jdbc","04.java\u002Fpr2\u002F21.asynchronous-jdbc",{"title":2488,"path":2489,"stem":2490},"Інтеграційне тестування JDBC-репозиторіїв: Embedded H2 та патерн AAA","\u002Fjava\u002Fpr2\u002Fintegration-testing-h2","04.java\u002Fpr2\u002F22.integration-testing-h2",{"title":2492,"path":2493,"stem":2494},"Testcontainers: Тестування з реальною PostgreSQL у Docker-контейнерах","\u002Fjava\u002Fpr2\u002Fintegration-testing-testcontainers","04.java\u002Fpr2\u002F23.integration-testing-testcontainers",{"title":2496,"path":2497,"stem":2498},"Google Guice: Впровадження залежностей у JavaFX-проєкті","\u002Fjava\u002Fpr2\u002Fdependency-injection-guice","04.java\u002Fpr2\u002F24.dependency-injection-guice",{"title":2500,"path":2501,"stem":2502},"JavaFX: Основи побудови графічних інтерфейсів","\u002Fjava\u002Fpr2\u002Fjavafx-fundamentals","04.java\u002Fpr2\u002F25.javafx-fundamentals",{"title":2504,"path":2505,"stem":2506},"Properties та Bindings: Реактивність у JavaFX","\u002Fjava\u002Fpr2\u002Fjavafx-properties-bindings","04.java\u002Fpr2\u002F26.javafx-properties-bindings",{"title":2508,"path":2509,"stem":2510},"MVC vs MVP vs MVVM: Еволюція архітектурних патернів UI","\u002Fjava\u002Fpr2\u002Fui-architecture-patterns","04.java\u002Fpr2\u002F27.ui-architecture-patterns",{"title":2512,"path":2513,"stem":2514},"MVVM на практиці: Побудова ViewModel","\u002Fjava\u002Fpr2\u002Fmvvm-viewmodel-implementation","04.java\u002Fpr2\u002F28.mvvm-viewmodel-implementation",{"title":2516,"path":2517,"stem":2518},"View та Controller: Зв'язування з ViewModel через FXML","\u002Fjava\u002Fpr2\u002Fmvvm-view-controller","04.java\u002Fpr2\u002F29.mvvm-view-controller",{"title":2520,"path":2521,"stem":2522},"Інтеграція MVVM з Guice: Автоматична ін'єкція залежностей","\u002Fjava\u002Fpr2\u002Fmvvm-guice-integration","04.java\u002Fpr2\u002F30.mvvm-guice-integration",{"title":2524,"path":2525,"stem":2526},"Валідація та обробка помилок у MVVM","\u002Fjava\u002Fpr2\u002Fmvvm-validation-error-handling","04.java\u002Fpr2\u002F31.mvvm-validation-error-handling",{"title":2528,"path":2529,"stem":2530},"Навігація та управління екранами у JavaFX MVVM","\u002Fjava\u002Fpr2\u002Fmvvm-navigation-screen-management","04.java\u002Fpr2\u002F32.mvvm-navigation-screen-management",{"title":2532,"path":2533,"stem":2534},"Тестування JavaFX MVVM-додатків","\u002Fjava\u002Fpr2\u002Fmvvm-testing","04.java\u002Fpr2\u002F33.mvvm-testing",{"title":2536,"path":2537,"stem":2538},"Стилізація та теми у JavaFX: CSS та User Experience","\u002Fjava\u002Fpr2\u002Fjavafx-styling-themes","04.java\u002Fpr2\u002F34.javafx-styling-themes",{"title":2540,"path":2541,"stem":2542},"AtlantaFX: Сучасні теми для JavaFX додатків","\u002Fjava\u002Fpr2\u002Fatlantafx-modern-themes","04.java\u002Fpr2\u002F35.atlantafx-modern-themes",{"title":2544,"path":2545,"stem":2546},"Пакування та розповсюдження JavaFX-додатків","\u002Fjava\u002Fpr2\u002Fjar-packaging-distribution","04.java\u002Fpr2\u002F36.jar-packaging-distribution",{"title":2548,"icon":2549,"path":2550,"stem":2551,"children":2552,"page":59},"Python","i-devicon-python","\u002Fpython","05.python",[2553,2557,2560,2564,2568,2572,2576,2580,2584,2588,2592,2596,2600,2604,2608,2645],{"title":2554,"path":2555,"stem":2556},"Модулі, Пакети та Віртуальні Середовища","\u002Fpython\u002Fmodules-packages-venv","05.python\u002F00.modules-packages-venv",{"title":71,"path":2558,"stem":2559},"\u002Fpython\u002Fclasses-objects","05.python\u002F01.classes-objects",{"title":2561,"path":2562,"stem":2563},"Інкапсуляція, Керування Доступом та Властивості","\u002Fpython\u002Fencapsulation","05.python\u002F02.encapsulation",{"title":2565,"path":2566,"stem":2567},"Наслідування, MRO та суперсила super()","\u002Fpython\u002Finheritance-mro","05.python\u002F03.inheritance-mro",{"title":2569,"path":2570,"stem":2571},"Абстракція — ABC проти Статичних Протоколів (PEP 544)","\u002Fpython\u002Fabstraction-protocols","05.python\u002F04.abstraction-protocols",{"title":2573,"path":2574,"stem":2575},"Магічні методи (Dunder) та Емуляція протоколів","\u002Fpython\u002Fdunder-methods","05.python\u002F05.dunder-methods",{"title":2577,"path":2578,"stem":2579},"Декоратори та Керування життєвим циклом методів","\u002Fpython\u002Fdecorators-static-class","05.python\u002F06.decorators-static-class",{"title":2581,"path":2582,"stem":2583},"Дескриптори — Магія доступу до атрибутів","\u002Fpython\u002Fdescriptors","05.python\u002F07.descriptors",{"title":2585,"path":2586,"stem":2587},"Метакласи — Динамічне створення класів під капотом CPython","\u002Fpython\u002Fmetaclasses","05.python\u002F08.metaclasses",{"title":2589,"path":2590,"stem":2591},"Dataclasses, NamedTuple та сучасні контейнери Python","\u002Fpython\u002Fmodern-containers","05.python\u002F09.modern-containers",{"title":2593,"path":2594,"stem":2595},"GIL та модель конкурентності CPython — фундамент перед потоками і процесами","\u002Fpython\u002Fgil-concurrency-intro","05.python\u002F11.gil-concurrency-intro",{"title":2597,"path":2598,"stem":2599},"Threading — конкурентність для I\u002FO-bound задач","\u002Fpython\u002Fthreading","05.python\u002F12.threading",{"title":2601,"path":2602,"stem":2603},"Multiprocessing — справжній паралелізм для CPU-bound задач","\u002Fpython\u002Fmultiprocessing","05.python\u002F13.multiprocessing",{"title":2605,"path":2606,"stem":2607},"asyncio — кооперативна конкурентність та event loop","\u002Fpython\u002Fasyncio","05.python\u002F14.asyncio",{"title":2609,"icon":92,"path":2610,"stem":2611,"children":2612,"page":59},"FastAPI","\u002Fpython\u002Ffastapi","05.python\u002Ffastapi",[2613,2617,2621,2625,2629,2633,2637,2641],{"title":2614,"path":2615,"stem":2616},"Глибокий Typing та Pydantic v2 — від анотацій до валідації","\u002Fpython\u002Ffastapi\u002Ftyping-pydantic","05.python\u002Ffastapi\u002F15.typing-pydantic",{"title":2618,"path":2619,"stem":2620},"WSGI, ASGI та Python Web-екосистема","\u002Fpython\u002Ffastapi\u002Fwsgi-asgi-ecosystem","05.python\u002Ffastapi\u002F16.wsgi-asgi-ecosystem",{"title":2622,"path":2623,"stem":2624},"FastAPI: Перший додаток, Uvicorn та OpenAPI","\u002Fpython\u002Ffastapi\u002Ffastapi-intro","05.python\u002Ffastapi\u002F17.fastapi-intro",{"title":2626,"path":2627,"stem":2628},"Маршрутизація, параметри запитів та APIRouter","\u002Fpython\u002Ffastapi\u002Ffastapi-routing-params","05.python\u002Ffastapi\u002F18.fastapi-routing-params",{"title":2630,"path":2631,"stem":2632},"Pydantic v2 у FastAPI — схеми, валідація та серіалізація","\u002Fpython\u002Ffastapi\u002Ffastapi-pydantic-schemas","05.python\u002Ffastapi\u002F19.fastapi-pydantic-schemas",{"title":2634,"path":2635,"stem":2636},"Dependency Injection — серце архітектури FastAPI","\u002Fpython\u002Ffastapi\u002Ffastapi-dependency-injection","05.python\u002Ffastapi\u002F20.fastapi-dependency-injection",{"title":2638,"path":2639,"stem":2640},"Обробка помилок, Middleware та CORS у FastAPI","\u002Fpython\u002Ffastapi\u002Ffastapi-errors-middleware","05.python\u002Ffastapi\u002F21.fastapi-errors-middleware",{"title":2642,"path":2643,"stem":2644},"SQLAlchemy 2.0 — ORM, Core та Async Engine","\u002Fpython\u002Ffastapi\u002Fsqlalchemy-orm","05.python\u002Ffastapi\u002F22.sqlalchemy-orm",{"title":2646,"path":2647,"stem":2648},"[object Object]","\u002Fpython\u002Foop-plan","05.python\u002Foop-plan",{"title":2650,"icon":2651,"path":2652,"stem":2653,"children":2654,"page":59},"Бази даних","i-lucide-database","\u002Fdatabases","06.databases",[2655,2685,2708,2745,2774,2792,2826,2838,2847],{"title":2656,"icon":2657,"path":2658,"stem":2659,"children":2660,"page":59},"Intro","i-lucide-play","\u002Fdatabases\u002Fintro","06.databases\u002F01.intro",[2661,2665,2669,2673,2677,2681],{"title":2662,"path":2663,"stem":2664},"Введення в теорію баз даних","\u002Fdatabases\u002Fintro\u002Fintroduction-to-databases","06.databases\u002F01.intro\u002F01.introduction-to-databases",{"title":2666,"path":2667,"stem":2668},"Реляційна модель даних","\u002Fdatabases\u002Fintro\u002Frelational-model-theory","06.databases\u002F01.intro\u002F02.relational-model-theory",{"title":2670,"path":2671,"stem":2672},"ER-моделювання","\u002Fdatabases\u002Fintro\u002Fer-modeling","06.databases\u002F01.intro\u002F03.er-modeling",{"title":2674,"path":2675,"stem":2676},"Логічне проектування БД","\u002Fdatabases\u002Fintro\u002Flogical-schema","06.databases\u002F01.intro\u002F04.logical-schema",{"title":2678,"path":2679,"stem":2680},"Класифікація таблиць","\u002Fdatabases\u002Fintro\u002Ftable-classification","06.databases\u002F01.intro\u002F05.table-classification",{"title":2682,"path":2683,"stem":2684},"PlantUML для баз даних","\u002Fdatabases\u002Fintro\u002Fplantuml-diagrams","06.databases\u002F01.intro\u002F06.plantuml-diagrams",{"title":2686,"icon":2651,"path":2687,"stem":2688,"children":2689,"page":59},"MS SQL Server Start","\u002Fdatabases\u002Fms-sql-server-start","06.databases\u002F02.ms-sql-server-start",[2690,2694,2700,2704],{"title":2691,"path":2692,"stem":2693},"Типи даних у MS SQL Server","\u002Fdatabases\u002Fms-sql-server-start\u002Fdata-types","06.databases\u002F02.ms-sql-server-start\u002F01.data-types",{"title":2695,"path":2696,"stem":2697,"children":2698},"Індекси у MS SQL Server","\u002Fdatabases\u002Fms-sql-server-start\u002Fsql-indexes","06.databases\u002F02.ms-sql-server-start\u002F02.sql-indexes",[2699],{"title":2695,"path":2696,"stem":2697},{"title":2701,"path":2702,"stem":2703},"Системні бази даних MS SQL Server","\u002Fdatabases\u002Fms-sql-server-start\u002Fsystem-databases","06.databases\u002F02.ms-sql-server-start\u002F03.system-databases",{"title":2705,"path":2706,"stem":2707},"Огляд мови SQL та запитів","\u002Fdatabases\u002Fms-sql-server-start\u002Fsql-queries-overview","06.databases\u002F02.ms-sql-server-start\u002F04.sql-queries-overview",{"title":2709,"icon":2651,"path":2710,"stem":2711,"children":2712,"page":59},"SQL","\u002Fdatabases\u002Fsql","06.databases\u002F03.sql",[2713,2717,2721,2725,2729,2733,2737,2741],{"title":2714,"path":2715,"stem":2716},"Налаштування демонстраційної бази даних","\u002Fdatabases\u002Fsql\u002Fsample-database-setup","06.databases\u002F03.sql\u002F00.sample-database-setup",{"title":2718,"path":2719,"stem":2720},"DDL - Створення таблиць (CREATE TABLE)","\u002Fdatabases\u002Fsql\u002Fddl-create-table","06.databases\u002F03.sql\u002F01.ddl-create-table",{"title":2722,"path":2723,"stem":2724},"DDL - Зміна та видалення таблиць (ALTER, DROP)","\u002Fdatabases\u002Fsql\u002Fddl-alter-drop-table","06.databases\u002F03.sql\u002F02.ddl-alter-drop-table",{"title":2726,"path":2727,"stem":2728},"SELECT запити - Основи","\u002Fdatabases\u002Fsql\u002Fselect-queries-fundamentals","06.databases\u002F03.sql\u002F03.select-queries-fundamentals",{"title":2730,"path":2731,"stem":2732},"SELECT запити - Розширені можливості","\u002Fdatabases\u002Fsql\u002Fselect-queries-advanced","06.databases\u002F03.sql\u002F04.select-queries-advanced",{"title":2734,"path":2735,"stem":2736},"INSERT запити - Додавання даних","\u002Fdatabases\u002Fsql\u002Finsert-queries","06.databases\u002F03.sql\u002F05.insert-queries",{"title":2738,"path":2739,"stem":2740},"UPDATE та DELETE запити","\u002Fdatabases\u002Fsql\u002Fupdate-delete-queries","06.databases\u002F03.sql\u002F06.update-delete-queries",{"title":2742,"path":2743,"stem":2744},"Транзакції в SQL","\u002Fdatabases\u002Fsql\u002Ftransactions","06.databases\u002F03.sql\u002F07.transactions",{"title":2746,"icon":2651,"path":2747,"stem":2748,"children":2749,"page":59},"Multi Table Databases","\u002Fdatabases\u002Fmulti-table-databases","06.databases\u002F04.multi-table-databases",[2750,2754,2758,2762,2766,2770],{"title":2751,"path":2752,"stem":2753},"Зв'язки та нормалізація БД","\u002Fdatabases\u002Fmulti-table-databases\u002Frelationships-and-normalization","06.databases\u002F04.multi-table-databases\u002F00.relationships-and-normalization",{"title":2755,"path":2756,"stem":2757},"INNER JOIN - З'єднання таблиць","\u002Fdatabases\u002Fmulti-table-databases\u002Finner-join","06.databases\u002F04.multi-table-databases\u002F01.inner-join",{"title":2759,"path":2760,"stem":2761},"OUTER JOINs - LEFT, RIGHT, FULL","\u002Fdatabases\u002Fmulti-table-databases\u002Fouter-joins","06.databases\u002F04.multi-table-databases\u002F02.outer-joins",{"title":2763,"path":2764,"stem":2765},"CROSS та SELF JOINs","\u002Fdatabases\u002Fmulti-table-databases\u002Fcross-self-joins","06.databases\u002F04.multi-table-databases\u002F03.cross-self-joins",{"title":2767,"path":2768,"stem":2769},"Підзапити (Subqueries)","\u002Fdatabases\u002Fmulti-table-databases\u002Fsubqueries","06.databases\u002F04.multi-table-databases\u002F04.subqueries",{"title":2771,"path":2772,"stem":2773},"Агрегації з JOIN","\u002Fdatabases\u002Fmulti-table-databases\u002Faggregations-with-joins","06.databases\u002F04.multi-table-databases\u002F05.aggregations-with-joins",{"title":2775,"icon":2776,"path":2777,"stem":2778,"children":2779,"page":59},"Aggregate Functions","i-lucide-calculator","\u002Fdatabases\u002Faggregate-functions","06.databases\u002F05.aggregate-functions",[2780,2784,2788],{"title":2781,"path":2782,"stem":2783},"Функції агрегування в MS SQL Server","\u002Fdatabases\u002Faggregate-functions\u002Fintroduction-aggregate-functions","06.databases\u002F05.aggregate-functions\u002F01.introduction-aggregate-functions",{"title":2785,"path":2786,"stem":2787},"Групування даних в MS SQL Server","\u002Fdatabases\u002Faggregate-functions\u002Fgrouping-data","06.databases\u002F05.aggregate-functions\u002F02.grouping-data",{"title":2789,"path":2790,"stem":2791},"Підзапити з агрегатними функціями","\u002Fdatabases\u002Faggregate-functions\u002Fsubqueries-aggregates","06.databases\u002F05.aggregate-functions\u002F03.subqueries-aggregates",{"title":2793,"icon":2794,"path":2795,"stem":2796,"children":2797,"page":59},"Тригери та зберігаємі процедури","i-lucide-database-zap","\u002Fdatabases\u002Ftriggers-stored-procedures","06.databases\u002F07.triggers-stored-procedures",[2798,2802,2806,2810,2814,2818,2822],{"title":2799,"path":2800,"stem":2801},"DML-тригери","\u002Fdatabases\u002Ftriggers-stored-procedures\u002Fdml-triggers","06.databases\u002F07.triggers-stored-procedures\u002F01.dml-triggers",{"title":2803,"path":2804,"stem":2805},"DDL-тригери","\u002Fdatabases\u002Ftriggers-stored-procedures\u002Fddl-triggers","06.databases\u002F07.triggers-stored-procedures\u002F02.ddl-triggers",{"title":2807,"path":2808,"stem":2809},"Transact-SQL розширення","\u002Fdatabases\u002Ftriggers-stored-procedures\u002Ftransact-sql-extensions","06.databases\u002F07.triggers-stored-procedures\u002F03.transact-sql-extensions",{"title":2811,"path":2812,"stem":2813},"Транзакції","\u002Fdatabases\u002Ftriggers-stored-procedures\u002Ftransactions","06.databases\u002F07.triggers-stored-procedures\u002F04.transactions",{"title":2815,"path":2816,"stem":2817},"Зберігаємі процедури","\u002Fdatabases\u002Ftriggers-stored-procedures\u002Fstored-procedures","06.databases\u002F07.triggers-stored-procedures\u002F05.stored-procedures",{"title":2819,"path":2820,"stem":2821},"Користувацькі функції","\u002Fdatabases\u002Ftriggers-stored-procedures\u002Fuser-defined-functions","06.databases\u002F07.triggers-stored-procedures\u002F06.user-defined-functions",{"title":2823,"path":2824,"stem":2825},"Безпека баз даних","\u002Fdatabases\u002Ftriggers-stored-procedures\u002Fsecurity","06.databases\u002F07.triggers-stored-procedures\u002F08.security",{"title":2823,"icon":793,"path":2827,"stem":2828,"children":2829,"page":59},"\u002Fdatabases\u002Fsecurity","06.databases\u002F08.security",[2830,2834],{"title":2831,"path":2832,"stem":2833},"Вступ до безпеки баз даних","\u002Fdatabases\u002Fsecurity\u002Fintroduction","06.databases\u002F08.security\u002F01.introduction",{"title":2835,"path":2836,"stem":2837},"Системні представлення та метадані","\u002Fdatabases\u002Fsecurity\u002Fsystem-views","06.databases\u002F08.security\u002F02.system-views",{"title":2839,"icon":2840,"path":2841,"stem":2842,"children":2843,"page":59},"Резервне копіювання та відновлення","i-lucide-database-backup","\u002Fdatabases\u002Fbackup-recovery","06.databases\u002F09.backup-recovery",[2844],{"title":2839,"path":2845,"stem":2846},"\u002Fdatabases\u002Fbackup-recovery\u002Fbackup-restore","06.databases\u002F09.backup-recovery\u002F01.backup-restore",{"title":2848,"icon":2849,"path":2850,"stem":2851,"children":2852,"page":59},"Повнотекстовий пошук","i-lucide-search","\u002Fdatabases\u002Ffull-text-search","06.databases\u002F10.full-text-search",[2853],{"title":2848,"path":2854,"stem":2855},"\u002Fdatabases\u002Ffull-text-search\u002Ffull-text-search","06.databases\u002F10.full-text-search\u002F01.full-text-search",{"title":2857,"icon":2858,"path":2859,"stem":2860,"children":2861,"page":59},"Tools","i-lucide-wrench","\u002Ftools","07.tools",[2862,2938],{"title":2863,"icon":2864,"path":2865,"stem":2866,"children":2867},"Docker","i-simple-icons-docker","\u002Ftools\u002Fdocker","07.tools\u002F01.docker\u002Findex",[2868,2870,2874,2878,2882,2886,2890,2894,2898,2902,2906,2910,2914,2918,2922,2926,2930,2934],{"title":2869,"path":2865,"stem":2866},"Docker: від нуля до production",{"title":2871,"path":2872,"stem":2873},"Контейнеризація — від проблеми до рішення","\u002Ftools\u002Fdocker\u002Fcontainerization-concept","07.tools\u002F01.docker\u002F01.containerization-concept",{"title":2875,"path":2876,"stem":2877},"Docker — що це і навіщо?","\u002Ftools\u002Fdocker\u002Fdocker-what-and-why","07.tools\u002F01.docker\u002F02.docker-what-and-why",{"title":2879,"path":2880,"stem":2881},"Архітектура Docker Engine","\u002Ftools\u002Fdocker\u002Fdocker-architecture","07.tools\u002F01.docker\u002F03.docker-architecture",{"title":2883,"path":2884,"stem":2885},"Встановлення Docker","\u002Ftools\u002Fdocker\u002Finstallation","07.tools\u002F01.docker\u002F04.installation",{"title":2887,"path":2888,"stem":2889},"Перший контейнер — docker run","\u002Ftools\u002Fdocker\u002Ffirst-container","07.tools\u002F01.docker\u002F05.first-container",{"title":2891,"path":2892,"stem":2893},"Життєвий цикл контейнера","\u002Ftools\u002Fdocker\u002Fcontainer-lifecycle","07.tools\u002F01.docker\u002F06.container-lifecycle",{"title":2895,"path":2896,"stem":2897},"Docker Images — фундаментальні концепції","\u002Ftools\u002Fdocker\u002Fdocker-images-fundamentals","07.tools\u002F01.docker\u002F07.docker-images-fundamentals",{"title":2899,"path":2900,"stem":2901},"Dockerfile — основи","\u002Ftools\u002Fdocker\u002Fdockerfile-basics","07.tools\u002F01.docker\u002F08.dockerfile-basics",{"title":2903,"path":2904,"stem":2905},"Dockerfile — просунуті техніки","\u002Ftools\u002Fdocker\u002Fdockerfile-advanced","07.tools\u002F01.docker\u002F09.dockerfile-advanced",{"title":2907,"path":2908,"stem":2909},"Build Context та кешування шарів","\u002Ftools\u002Fdocker\u002Fbuild-context-and-cache","07.tools\u002F01.docker\u002F10.build-context-and-cache",{"title":2911,"path":2912,"stem":2913},"Реєстри Docker-образів","\u002Ftools\u002Fdocker\u002Fimage-registries","07.tools\u002F01.docker\u002F11.image-registries",{"title":2915,"path":2916,"stem":2917},"Контейнеризація .NET додатків","\u002Ftools\u002Fdocker\u002Fdotnet-containerization","07.tools\u002F01.docker\u002F12.dotnet-containerization",{"title":2919,"path":2920,"stem":2921},"Томи та збереження даних","\u002Ftools\u002Fdocker\u002Fvolumes-and-data","07.tools\u002F01.docker\u002F13.volumes-and-data",{"title":2923,"path":2924,"stem":2925},"Основи мережі в Docker","\u002Ftools\u002Fdocker\u002Fnetworking-basics","07.tools\u002F01.docker\u002F14.networking-basics",{"title":2927,"path":2928,"stem":2929},"Змінні оточення та конфігурація","\u002Ftools\u002Fdocker\u002Fenvironment-and-configuration","07.tools\u002F01.docker\u002F15.environment-and-configuration",{"title":2931,"path":2932,"stem":2933},"Docker Compose — оркестрація контейнерів","\u002Ftools\u002Fdocker\u002Fdocker-compose-basics","07.tools\u002F01.docker\u002F16.docker-compose-basics",{"title":2935,"path":2936,"stem":2937},"Docker Compose — Multi-Service застосунки","\u002Ftools\u002Fdocker\u002Fcompose-multi-service","07.tools\u002F01.docker\u002F17.compose-multi-service",{"title":2939,"icon":2940,"path":2941,"stem":2942,"children":2943},"Kubernetes","simple-icons:kubernetes","\u002Ftools\u002Fkubernetes","07.tools\u002F02.kubernetes\u002Findex",[2944,2946,2950,2954,2958,2962,2966,2970,2974],{"title":2945,"path":2941,"stem":2942},"Kubernetes: від розробки до production",{"title":2947,"path":2948,"stem":2949},"Kubernetes — коли Docker Compose більше не вистачає","\u002Ftools\u002Fkubernetes\u002Fwhy-kubernetes","07.tools\u002F02.kubernetes\u002F01.why-kubernetes",{"title":2951,"path":2952,"stem":2953},"Архітектура Kubernetes — анатомія кластера","\u002Ftools\u002Fkubernetes\u002Fkubernetes-architecture","07.tools\u002F02.kubernetes\u002F02.kubernetes-architecture",{"title":2955,"path":2956,"stem":2957},"Локальне середовище — minikube, kind та k3s","\u002Ftools\u002Fkubernetes\u002Flocal-environment","07.tools\u002F02.kubernetes\u002F03.local-environment",{"title":2959,"path":2960,"stem":2961},"Pod — атомарна одиниця Kubernetes","\u002Ftools\u002Fkubernetes\u002Fpods-and-containers","07.tools\u002F02.kubernetes\u002F04.pods-and-containers",{"title":2963,"path":2964,"stem":2965},"Патерни використання Pod","\u002Ftools\u002Fkubernetes\u002Fpod-patterns","07.tools\u002F02.kubernetes\u002F05.pod-patterns",{"title":2967,"path":2968,"stem":2969},"Deployment — декларативне управління Pod","\u002Ftools\u002Fkubernetes\u002Fdeployment-basics","07.tools\u002F02.kubernetes\u002F06.deployment-basics",{"title":2971,"path":2972,"stem":2973},"Rolling Updates та управління життєвим циклом Deployment","\u002Ftools\u002Fkubernetes\u002Fdeployment-rolling-updates","07.tools\u002F02.kubernetes\u002F07.deployment-rolling-updates",{"title":2975,"path":2976,"stem":2977},"Service — мережева абстракція для Pod","\u002Ftools\u002Fkubernetes\u002Fservices-networking","07.tools\u002F02.kubernetes\u002F08.services-networking",{"title":2979,"icon":2980,"path":2981,"stem":2982,"children":2983,"page":59},"Software Engineering","i-lucide-code-2","\u002Fsoftware-engineering","09.software-engineering",[2984,2988,2992,2996,3000,3004,3008,3012,3016,3020,3024],{"title":2985,"path":2986,"stem":2987},"1. Аналіз предметної області. Експертні знання та складність","\u002Fsoftware-engineering\u002Fintro-subdomains","09.software-engineering\u002F01.intro-subdomains",{"title":2989,"path":2990,"stem":2991},"2. Обмежені контексти. Інтеграція обмежених контекстів","\u002Fsoftware-engineering\u002Fintegrating-limited-contexts","09.software-engineering\u002F02.integrating-limited-contexts",{"title":2993,"path":2994,"stem":2995},"3. Реалізація простої бізнес-логіки","\u002Fsoftware-engineering\u002Fsimple","09.software-engineering\u002F03.simple",{"title":2997,"path":2998,"stem":2999},"4. Опрацювання складної бізнес-логіки","\u002Fsoftware-engineering\u002Fcomplex-business-logic","09.software-engineering\u002F04.complex-business-logic",{"title":3001,"path":3002,"stem":3003},"5. Моделювання фактора часу. Подієво-орієнтована архітектура.","\u002Fsoftware-engineering\u002Fmodelling-the-time-factor","09.software-engineering\u002F05.modelling-the-time-factor",{"title":3005,"path":3006,"stem":3007},"6. Архітектурні патерни","\u002Fsoftware-engineering\u002Farchitectural-patterns","09.software-engineering\u002F06.architectural-patterns",{"title":3009,"path":3010,"stem":3011},"Паттерни взаємодії","\u002Fsoftware-engineering\u002Fpatterns-of-interaction","09.software-engineering\u002F07.patterns-of-interaction",{"title":3013,"path":3014,"stem":3015},"Евристика проєктування","\u002Fsoftware-engineering\u002Fdesign-heuristics","09.software-engineering\u002F08.design-heuristics",{"title":3017,"path":3018,"stem":3019},"Еволюція проєктних рішень","\u002Fsoftware-engineering\u002Fevolution-of-design-solutions","09.software-engineering\u002F09.evolution-of-design-solutions",{"title":3021,"path":3022,"stem":3023},"EventStorming","\u002Fsoftware-engineering\u002Feventstorming","09.software-engineering\u002F10.eventstorming",{"title":3025,"path":3026,"stem":3027},"DDD на практиці","\u002Fsoftware-engineering\u002Fddd-in-practice","09.software-engineering\u002F11.ddd-in-practice",{"title":3029,"icon":943,"path":3030,"stem":3031,"children":3032,"page":59},"DDD","\u002Fddd","10.ddd",[3033,3037,3041,3045,3049,3053,3057,3061,3065,3069,3073,3077,3081],{"title":3034,"path":3035,"stem":3036},"Аналіз предметної області","\u002Fddd\u002Fdomain-analysis","10.ddd\u002F01.domain-analysis",{"title":3038,"path":3039,"stem":3040},"Експертні знання про предметну область","\u002Fddd\u002Fdomain-expert-knowledge","10.ddd\u002F02.domain-expert-knowledge",{"title":3042,"path":3043,"stem":3044},"Як осмислити складність предметної області","\u002Fddd\u002Fmanaging-domain-complexity","10.ddd\u002F03.managing-domain-complexity",{"title":3046,"path":3047,"stem":3048},"Інтеграція обмежених контекстів","\u002Fddd\u002Fbounded-context-integration","10.ddd\u002F04.bounded-context-integration",{"title":3050,"path":3051,"stem":3052},"Реалізація простої бізнес-логіки","\u002Fddd\u002Fsimple-business-logic","10.ddd\u002F05.simple-business-logic",{"title":3054,"path":3055,"stem":3056},"Обробка складної бізнес-логіки","\u002Fddd\u002Fcomplex-business-logic","10.ddd\u002F06.complex-business-logic",{"title":3058,"path":3059,"stem":3060},"Моделювання фактора часу","\u002Fddd\u002Ftime-modeling","10.ddd\u002F07.time-modeling",{"title":3062,"path":3063,"stem":3064},"Глава 8. Архітектурні Патерни","\u002Fddd\u002Farchitectural-patterns","10.ddd\u002F08.architectural-patterns",{"title":3066,"path":3067,"stem":3068},"Глава 9. Патерни Взаємодії","\u002Fddd\u002Finteraction-patterns","10.ddd\u002F09.interaction-patterns",{"title":3070,"path":3071,"stem":3072},"Глава 10. Проектні Евристики","\u002Fddd\u002Fdesign-heuristics","10.ddd\u002F10.design-heuristics",{"title":3074,"path":3075,"stem":3076},"Глава 11. Еволюція Проектних Рішень","\u002Fddd\u002Fevolution-of-design-decisions","10.ddd\u002F11.evolution-of-design-decisions",{"title":3078,"path":3079,"stem":3080},"Глава 12. EventStorming","\u002Fddd\u002Fevent-storming","10.ddd\u002F12.event-storming",{"title":3082,"path":3083,"stem":3084},"Глава 13. DDD на Практиці","\u002Fddd\u002Fddd-in-practice","10.ddd\u002F13.ddd-in-practice",{"title":3086,"icon":3087,"path":3088,"stem":3089,"children":3090,"page":59},"Media Streaming","i-lucide-video","\u002Fmedia-streaming","11.media-streaming",[3091,3095,3099,3103,3107,3111,3115],{"title":3092,"path":3093,"stem":3094},"01. Магія Стрімінгу: Що відбувається, коли ви натискаєте \"Play\"","\u002Fmedia-streaming\u002Fintroduction","11.media-streaming\u002F01.introduction",{"title":3096,"path":3097,"stem":3098},"02. Анатомія Медіа: Кодеки, Контейнери та Стиснення","\u002Fmedia-streaming\u002Faudio-video-anatomy","11.media-streaming\u002F02.audio-video-anatomy",{"title":3100,"path":3101,"stem":3102},"03. The Gym: FFmpeg Deep Dive","\u002Fmedia-streaming\u002Fffmpeg-gym","11.media-streaming\u002F03.ffmpeg-gym",{"title":3104,"path":3105,"stem":3106},"04. HLS Protocol: HTTP Live Streaming у Деталях","\u002Fmedia-streaming\u002Fhls-protocol","11.media-streaming\u002F04.hls-protocol",{"title":3108,"path":3109,"stem":3110},"05. DASH Protocol: Відкритий Стандарт","\u002Fmedia-streaming\u002Fdash-protocol","11.media-streaming\u002F05.dash-protocol",{"title":3112,"path":3113,"stem":3114},"06. Масштабування: CDN та Adaptive Bitrate","\u002Fmedia-streaming\u002Fcdn-and-adaptive-bitrate","11.media-streaming\u002F06.cdn-and-adaptive-bitrate",{"title":3116,"path":3117,"stem":3118},"07. Війна із Затримкою (Latency)","\u002Fmedia-streaming\u002Frealtime-latency","11.media-streaming\u002F07.realtime-latency",{"title":3120,"icon":3121,"path":3122,"stem":3123,"children":3124,"page":59},"HTML & CSS","i-devicon-html5","\u002Fhtml-css","12.html-css",[3125,3129,3133,3137,3141,3145,3149,3153,3157,3161,3165,3169,3173,3177,3181,3185,3189,3193,3197,3201,3205,3209,3213,3217,3221,3225,3229,3233,3237,3241],{"title":3126,"path":3127,"stem":3128},"Вступ до HTML. Структура документа","\u002Fhtml-css\u002Fintro-html-structure","12.html-css\u002F01.intro-html-structure",{"title":3130,"path":3131,"stem":3132},"Форматування тексту в HTML","\u002Fhtml-css\u002Fhtml-text-formatting","12.html-css\u002F02.html-text-formatting",{"title":3134,"path":3135,"stem":3136},"Посилання та зображення в HTML","\u002Fhtml-css\u002Fhtml-links-images","12.html-css\u002F03.html-links-images",{"title":3138,"path":3139,"stem":3140},"Списки та таблиці в HTML","\u002Fhtml-css\u002Fhtml-lists-tables","12.html-css\u002F04.html-lists-tables",{"title":3142,"path":3143,"stem":3144},"Форми в HTML","\u002Fhtml-css\u002Fhtml-forms","12.html-css\u002F05.html-forms",{"title":3146,"path":3147,"stem":3148},"Семантичні елементи HTML5","\u002Fhtml-css\u002Fhtml-semantic-elements","12.html-css\u002F06.html-semantic-elements",{"title":3150,"path":3151,"stem":3152},"Мультимедіа та розширені елементи HTML","\u002Fhtml-css\u002Fhtml-multimedia-advanced","12.html-css\u002F07.html-multimedia-advanced",{"title":3154,"path":3155,"stem":3156},"Мікророзмітка та SEO в HTML","\u002Fhtml-css\u002Fhtml-microdata-seo","12.html-css\u002F08.html-microdata-seo",{"title":3158,"path":3159,"stem":3160},"Вступ до CSS. Селектори та специфічність","\u002Fhtml-css\u002Fcss-intro-selectors","12.html-css\u002F09.css-intro-selectors",{"title":3162,"path":3163,"stem":3164},"Блокова модель CSS. Відступи. Box Sizing","\u002Fhtml-css\u002Fcss-box-model","12.html-css\u002F10.css-box-model",{"title":3166,"path":3167,"stem":3168},"Розміри у CSS: повний довідник одиниць і ключових слів","\u002Fhtml-css\u002F10a.css-sizing","12.html-css\u002F10a.css-sizing",{"title":3170,"path":3171,"stem":3172},"Типографіка в CSS. Шрифти та текст","\u002Fhtml-css\u002Fcss-typography","12.html-css\u002F11.css-typography",{"title":3174,"path":3175,"stem":3176},"Кольори та фони в CSS","\u002Fhtml-css\u002Fcss-colors-backgrounds","12.html-css\u002F12.css-colors-backgrounds",{"title":3178,"path":3179,"stem":3180},"Тіні та фільтри в CSS","\u002Fhtml-css\u002F12b.css-shadows-filters","12.html-css\u002F12b.css-shadows-filters",{"title":3182,"path":3183,"stem":3184},"CSS Flexbox: Фундамент гнучких макетів","\u002Fhtml-css\u002Fcss-flexbox-fundamentals","12.html-css\u002F13.css-flexbox-fundamentals",{"title":3186,"path":3187,"stem":3188},"CSS Flexbox: Вирівнювання та Позиціонування","\u002Fhtml-css\u002Fcss-flexbox-alignment-sizing-and-patterns","12.html-css\u002F14.css-flexbox-alignment-sizing-and-patterns",{"title":3190,"path":3191,"stem":3192},"CSS Grid. Двовимірний макет. Частина 1","\u002Fhtml-css\u002Fcss-layout-grid","12.html-css\u002F15.css-layout-grid",{"title":3194,"path":3195,"stem":3196},"CSS Grid. Двовимірний макет. Частина 2","\u002Fhtml-css\u002Fcss-layout-grid-advanced","12.html-css\u002F16.css-layout-grid-advanced",{"title":3198,"path":3199,"stem":3200},"Позиціонування в CSS. Z-index. Stacking Context","\u002Fhtml-css\u002Fcss-positioning","12.html-css\u002F17.css-positioning",{"title":3202,"path":3203,"stem":3204},"CSS Анімації та Переходи","\u002Fhtml-css\u002Fcss-animations-transitions","12.html-css\u002F18.css-animations-transitions",{"title":3206,"path":3207,"stem":3208},"Адаптивний дизайн. Media Queries. Частина 1","\u002Fhtml-css\u002Fcss-responsive-media-queries","12.html-css\u002F19.css-responsive-media-queries",{"title":3210,"path":3211,"stem":3212},"Адаптивний дизайн. Частина 2: clamp(), Container Queries, @layer","\u002Fhtml-css\u002Fcss-responsive-advanced","12.html-css\u002F20.css-responsive-advanced",{"title":3214,"path":3215,"stem":3216},"CSS Custom Properties. Методології. Сучасний CSS","\u002Fhtml-css\u002Fcss-variables-methodologies","12.html-css\u002F21.css-variables-methodologies",{"title":3218,"path":3219,"stem":3220},"Сучасний CSS 2023–2025: Нові можливості","\u002Fhtml-css\u002Fcss-modern-features","12.html-css\u002F22.css-modern-features",{"title":3222,"path":3223,"stem":3224},"CSS Nesting, @layer, @scope та @property: нативний препроцесор","\u002Fhtml-css\u002F22a.css-nesting-modern-syntax","12.html-css\u002F22a.css-nesting-modern-syntax",{"title":3226,"path":3227,"stem":3228},"CSS для форм та інтерактивних станів","\u002Fhtml-css\u002Fcss-forms-interactive-states","12.html-css\u002F23.css-forms-interactive-states",{"title":3230,"path":3231,"stem":3232},"Доступність у CSS (CSS Accessibility)","\u002Fhtml-css\u002Fcss-accessibility","12.html-css\u002F24.css-accessibility",{"title":3234,"path":3235,"stem":3236},"CSS-функції та сучасні sizing primitives","\u002Fhtml-css\u002Fcss-functions-sizing","12.html-css\u002F25.css-functions-sizing",{"title":3238,"path":3239,"stem":3240},"Rendering Pipeline і CSS Performance","\u002Fhtml-css\u002Fcss-rendering-performance","12.html-css\u002F26.css-rendering-performance",{"title":3242,"path":3243,"stem":3244},"CSS Best Practices: типові ситуації та правильні рішення","\u002Fhtml-css\u002Fcss-best-practices","12.html-css\u002F27.css-best-practices",{"title":3246,"path":3247,"stem":3248,"children":3249,"page":59},"AWS","\u002Faws","13.aws",[3250,3254,3258,3262,3266,3270,3274,3278,3282,3286,3290,3294,3298,3302,3306,3310,3314,3318],{"title":3251,"path":3252,"stem":3253},"Реєстрація AWS акаунту та студентські програми","\u002Faws\u002Faccount-registration","13.aws\u002F00.account-registration",{"title":3255,"path":3256,"stem":3257},"Вступ до хмарних обчислень та AWS","\u002Faws\u002Fintroduction-to-cloud","13.aws\u002F01.introduction-to-cloud",{"title":3259,"path":3260,"stem":3261},"AWS IAM — Identity and Access Management","\u002Faws\u002Fiam","13.aws\u002F02.iam",{"title":3263,"path":3264,"stem":3265},"AWS IAM CLI — Довідник команд","\u002Faws\u002F02a.iam-doc","13.aws\u002F02a.iam-doc",{"title":3267,"path":3268,"stem":3269},"Docker та контейнеризація в AWS — ECR, ECS та Fargate","\u002Faws\u002Fdocker-ecs","13.aws\u002F03.docker-ecs",{"title":3271,"path":3272,"stem":3273},"AWS ECR \u002F ECS CLI — Довідник команд","\u002Faws\u002F03a.docker-ecs-doc","13.aws\u002F03a.docker-ecs-doc",{"title":3275,"path":3276,"stem":3277},"Amazon EC2 — Elastic Compute Cloud","\u002Faws\u002Fec2","13.aws\u002F04.ec2",{"title":3279,"path":3280,"stem":3281},"AWS EC2 CLI — Довідник команд","\u002Faws\u002F04a.ec2-doc","13.aws\u002F04a.ec2-doc",{"title":3283,"path":3284,"stem":3285},"Elastic Load Balancing та Auto Scaling","\u002Faws\u002Falb-asg","13.aws\u002F05.alb-asg",{"title":3287,"path":3288,"stem":3289},"Amazon S3 — Simple Storage Service","\u002Faws\u002Fs3","13.aws\u002F06.s3",{"title":3291,"path":3292,"stem":3293},"Amazon CloudFront — Content Delivery Network","\u002Faws\u002Fcloudfront","13.aws\u002F07.cloudfront",{"title":3295,"path":3296,"stem":3297},"Amazon RDS — Relational Database Service","\u002Faws\u002Frds","13.aws\u002F08.rds",{"title":3299,"path":3300,"stem":3301},"Amazon DynamoDB — NoSQL Database","\u002Faws\u002Fdynamodb","13.aws\u002F09.dynamodb",{"title":3303,"path":3304,"stem":3305},"AWS Lambda та Serverless Compute","\u002Faws\u002Flambda","13.aws\u002F10.lambda",{"title":3307,"path":3308,"stem":3309},"Amazon Bedrock - Foundation Models, RAG та Agents","\u002Faws\u002Fbedrock","13.aws\u002F22.bedrock",{"title":3311,"path":3312,"stem":3313},"Amazon Rekognition - Комп'ютерний зір","\u002Faws\u002Frekognition","13.aws\u002F23.rekognition",{"title":3315,"path":3316,"stem":3317},"Amazon Textract - Інтелектуальний аналіз документів","\u002Faws\u002Ftextract","13.aws\u002F24.textract",{"title":3319,"path":3320,"stem":3321},"Amazon Polly, Transcribe, Comprehend та Translate","\u002Faws\u002Faudio-nlp-services","13.aws\u002F25.audio-nlp-services",{"title":3323,"path":3324,"stem":3325,"children":3326,"page":59},"Tailwind","\u002Ftailwind","21.tailwind",[3327,3331,3335,3339,3343,3347,3351,3355,3359,3363,3367,3371],{"title":3328,"path":3329,"stem":3330},"Що таке Tailwind CSS і навіщо він потрібен","\u002Ftailwind\u002Ftailwind-intro-philosophy","21.tailwind\u002F01.tailwind-intro-philosophy",{"title":3332,"path":3333,"stem":3334},"Встановлення та налаштування Tailwind CSS v4","\u002Ftailwind\u002Ftailwind-installation-setup","21.tailwind\u002F02.tailwind-installation-setup",{"title":3336,"path":3337,"stem":3338},"Utility-класи: основи та система Tailwind","\u002Ftailwind\u002Ftailwind-utility-classes-core","21.tailwind\u002F03.tailwind-utility-classes-core",{"title":3340,"path":3341,"stem":3342},"Layout: Flexbox та Grid через Tailwind","\u002Ftailwind\u002Ftailwind-flexbox-grid","21.tailwind\u002F04.tailwind-flexbox-grid",{"title":3344,"path":3345,"stem":3346},"Кастомізація теми через @theme у Tailwind v4","\u002Ftailwind\u002Ftailwind-theme-customization","21.tailwind\u002F05.tailwind-theme-customization",{"title":3348,"path":3349,"stem":3350},"Варіанти: hover, focus, responsive, dark mode та нові v4","\u002Ftailwind\u002Ftailwind-variants-states","21.tailwind\u002F06.tailwind-variants-states",{"title":3352,"path":3353,"stem":3354},"Типографіка та система кольорів у Tailwind v4","\u002Ftailwind\u002Ftailwind-typography-colors","21.tailwind\u002F07.tailwind-typography-colors",{"title":3356,"path":3357,"stem":3358},"Компоненти та повторюваність: @apply, @utility та патерни","\u002Ftailwind\u002Ftailwind-components-patterns","21.tailwind\u002F08.tailwind-components-patterns",{"title":3360,"path":3361,"stem":3362},"Темна тема та система дизайн-токенів у Tailwind v4","\u002Ftailwind\u002Ftailwind-dark-mode-theming","21.tailwind\u002F09.tailwind-dark-mode-theming",{"title":3364,"path":3365,"stem":3366},"Довільні значення та контейнерні запити у Tailwind v4","\u002Ftailwind\u002Ftailwind-arbitrary-container-queries","21.tailwind\u002F10.tailwind-arbitrary-container-queries",{"title":3368,"path":3369,"stem":3370},"Анімації, трансформації та 3D у Tailwind v4","\u002Ftailwind\u002Ftailwind-animations-transforms","21.tailwind\u002F11.tailwind-animations-transforms",{"title":3372,"path":3373,"stem":3374},"Tailwind CLI, PostCSS та інтеграція з фреймворками","\u002Ftailwind\u002Ftailwind-cli-tooling","21.tailwind\u002F12.tailwind-cli-tooling",{"title":3376,"path":3377,"stem":3378},"Тестування компонентів діаграм","\u002Ftest-components","98.test-components",{"id":3380,"title":2638,"body":3381,"description":14241,"extension":14242,"links":14243,"meta":14244,"navigation":3731,"path":2639,"seo":14245,"stem":2640,"__hash__":14246},"docs\u002F05.python\u002Ffastapi\u002F21.fastapi-errors-middleware.md",{"type":3382,"value":3383,"toc":14212},"minimark",[3384,3388,3391,3394,3399,3402,3404,3409,3420,3431,3437,3478,3489,3503,3518,3521,3698,3704,3981,3983,3991,3998,4001,4017,4023,4035,4044,4057,4060,4392,4396,4399,5054,5058,5061,5093,5096,5100,5106,5159,5185,5189,5201,5245,5265,5269,5278,5311,5332,5334,5338,5350,5361,5447,5450,5495,5501,5838,5842,5844,5868,5879,5964,5984,5987,5991,5994,6000,6002,6006,6016,6019,6022,6154,6157,6191,6193,6197,6225,6228,6231,6324,6353,6355,6359,6362,6369,6372,6520,6527,6530,6780,6784,6791,6802,6817,6835,6838,7165,7179,7181,7185,7188,7190,7194,7204,7207,7218,7222,7227,7252,7258,7832,7834,7838,7840,7864,7869,7936,7976,7979,7998,8004,8006,8010,8021,8024,8035,8039,8045,8053,8056,8436,8451,8453,8457,8463,8465,8469,8472,8478,8487,8535,8537,8544,8555,8568,8570,8577,8580,8599,8603,8605,8611,8622,8634,8636,8643,8646,8684,8686,8693,8696,8702,8704,8710,8722,8729,8734,8804,8806,8810,8815,8876,8878,8882,8887,8925,8927,8931,8934,9090,9092,9096,9104,9106,9110,9113,9424,9426,9430,9432,9456,9463,9507,9525,9528,9548,9554,9607,9632,9637,9639,9643,9649,9651,9655,9659,9676,9722,9726,9748,9751,10079,10081,10085,10105,10108,10128,10131,10671,10673,10677,10685,10688,10716,10718,11219,11221,11225,11231,11235,11282,11285,12562,12564,12568,12579,12690,12693,12698,12701,12778,12810,12814,12817,12861,12880,12884,12890,12909,12913,12919,12997,13013,13015,13019,13025,13029,13039,13374,13376,13382,13388,13401,14150,14168,14170,14174,14177,14208],[3385,3386,3387],"p",{},"Створення надійного веб-додатку вимагає не лише реалізації його основної бізнес-логіки, але й побудови зрілої системи обробки виключень, надійної системи наскрізного логування\u002Fаудиту (через Middleware) та конфігурації безпеки крос-доменних запитів (CORS). У екосистемі FastAPI ці механізми реалізовані на базі стандартів ASGI та інтегровані з Pydantic.",[3385,3389,3390],{},"У цій статті ми детально розглянемо обробку виключень у FastAPI, навчимося створювати глобальні обробники (Exception Handlers) для кастомізації помилок валідації, розберемо структуру ASGI Middleware та налаштуємо CORS для взаємодії з клієнтськими SPA-додатками.",[3392,3393],"hr",{},[3395,3396,3398],"h2",{"id":3397},"частина-i-обробка-помилок-httpexception-та-custom-exception-handlers","Частина I: Обробка помилок (HTTPException та Custom Exception Handlers)",[3385,3400,3401],{},"Клієнтські додатки очікують від API передбачуваних, структурованих та семантично коректних відповідей про помилки. У разі критичної ситуації (наприклад, відсутність ресурсу або порушення бізнес-правила) сервер повинен повернути відповідний HTTP статус-код (наприклад, 404 або 400) та JSON-документ із детальним описом проблеми, уникаючи витоку внутрішніх трасувань стеків (stack trace) у клієнтську мережу.",[3392,3403],{},[3405,3406,3408],"h3",{"id":3407},"httpexception-стандартні-та-структуровані-помилки","HTTPException: стандартні та структуровані помилки",[3385,3410,3411,3412,3419],{},"Базовим інструментом для переривання обробки запиту у FastAPI є виключення ",[3413,3414,3415],"strong",{},[3416,3417,3418],"code",{},"fastapi.HTTPException",".",[3385,3421,3422,3423,3426,3427,3430],{},"На відміну від стандартного Python-виключення ",[3416,3424,3425],{},"Exception",", ",[3416,3428,3429],{},"HTTPException"," є особливим класом, який FastAPI вміє автоматично перехоплювати під час виконання роуту та конвертувати в HTTP-відповідь.",[3385,3432,3433,3434,3436],{},"Клас ",[3416,3435,3429],{}," приймає такі ключові параметри:",[3438,3439,3440,3450,3468],"ul",{},[3441,3442,3443,3446,3447,3419],"li",{},[3416,3444,3445],{},"status_code"," — ціле число (HTTP статус-код). Рекомендується використовувати константи з модуля ",[3416,3448,3449],{},"fastapi.status",[3441,3451,3452,3455,3456,3459,3460,3463,3464,3467],{},[3416,3453,3454],{},"detail"," — опис помилки. Це може бути як звичайний рядок (",[3416,3457,3458],{},"str","), так і будь-яка структура даних, що серіалізується в JSON (наприклад, ",[3416,3461,3462],{},"dict"," або ",[3416,3465,3466],{},"list",").",[3441,3469,3470,3473,3474,3477],{},[3416,3471,3472],{},"headers"," — необов'язковий словник додаткових HTTP-заголовків відповіді (наприклад, заголовок ",[3416,3475,3476],{},"WWW-Authenticate"," для статус-коду 401).",[3479,3480,3482,3483,3486,3487],"h4",{"id":3481},"порівняння-архітектурних-концепцій-c-problemdetails-rfc-7807-fastapi-httpexception","Порівняння архітектурних концепцій: C# ",[3416,3484,3485],{},"ProblemDetails"," (RFC 7807) ↔ FastAPI ",[3416,3488,3429],{},[3385,3490,3491,3492,3495,3496,3498,3499,3502],{},"В екосистемі .NET Core загальноприйнятим стандартом для повернення помилок є специфікація ",[3413,3493,3494],{},"RFC 7807 (Problem Details for HTTP APIs)",". В ASP.NET Core для цього використовується клас ",[3416,3497,3485],{}," (або ",[3416,3500,3501],{},"ValidationProblemDetails","), який повертає стандартизований JSON-об'єкт.",[3385,3504,3505,3506,3508,3509,3512,3513,3515,3516,3419],{},"За замовчуванням ",[3416,3507,3429],{}," у FastAPI повертає простіший словник типу ",[3416,3510,3511],{},"{\"detail\": \"Повідомлення\"}",". Проте розробник може легко структурувати параметр ",[3416,3514,3454],{},", щоб повністю відповідати стандарту ",[3416,3517,3485],{},[3385,3519,3520],{},"Порівняємо структури відповідей обох платформ:",[3522,3523,3524,3632],"code-group",{},[3525,3526,3532],"pre",{"className":3527,"code":3528,"filename":3529,"language":3530,"meta":3531,"style":3531},"language-json shiki shiki-themes light-plus dark-plus dark-plus","{\n    \"detail\": {\n        \"type\": \"https:\u002F\u002Fkostyl.dev\u002Ferrors\u002Finsufficient-funds\",\n        \"title\": \"Недостатньо коштів на балансі\",\n        \"status\": 400,\n        \"detail\": \"На вашому рахунку 150.00 UAH. Спроба списання: 500.00 UAH\",\n        \"instance\": \"\u002Fapi\u002Fv1\u002Faccounts\u002F123\u002Fwithdraw\"\n    }\n}\n","FastAPI (RFC 7807 сумісний)","json","",[3416,3533,3534,3543,3553,3569,3582,3596,3609,3620,3626],{"__ignoreMap":3531},[3535,3536,3539],"span",{"class":3537,"line":3538},"line",1,[3535,3540,3542],{"class":3541},"sHH4Y","{\n",[3535,3544,3546,3550],{"class":3537,"line":3545},2,[3535,3547,3549],{"class":3548},"sLwNe","    \"detail\"",[3535,3551,3552],{"class":3541},": {\n",[3535,3554,3556,3559,3562,3566],{"class":3537,"line":3555},3,[3535,3557,3558],{"class":3548},"        \"type\"",[3535,3560,3561],{"class":3541},": ",[3535,3563,3565],{"class":3564},"sbdoH","\"https:\u002F\u002Fkostyl.dev\u002Ferrors\u002Finsufficient-funds\"",[3535,3567,3568],{"class":3541},",\n",[3535,3570,3572,3575,3577,3580],{"class":3537,"line":3571},4,[3535,3573,3574],{"class":3548},"        \"title\"",[3535,3576,3561],{"class":3541},[3535,3578,3579],{"class":3564},"\"Недостатньо коштів на балансі\"",[3535,3581,3568],{"class":3541},[3535,3583,3585,3588,3590,3594],{"class":3537,"line":3584},5,[3535,3586,3587],{"class":3548},"        \"status\"",[3535,3589,3561],{"class":3541},[3535,3591,3593],{"class":3592},"sJj4R","400",[3535,3595,3568],{"class":3541},[3535,3597,3599,3602,3604,3607],{"class":3537,"line":3598},6,[3535,3600,3601],{"class":3548},"        \"detail\"",[3535,3603,3561],{"class":3541},[3535,3605,3606],{"class":3564},"\"На вашому рахунку 150.00 UAH. Спроба списання: 500.00 UAH\"",[3535,3608,3568],{"class":3541},[3535,3610,3612,3615,3617],{"class":3537,"line":3611},7,[3535,3613,3614],{"class":3548},"        \"instance\"",[3535,3616,3561],{"class":3541},[3535,3618,3619],{"class":3564},"\"\u002Fapi\u002Fv1\u002Faccounts\u002F123\u002Fwithdraw\"\n",[3535,3621,3623],{"class":3537,"line":3622},8,[3535,3624,3625],{"class":3541},"    }\n",[3535,3627,3629],{"class":3537,"line":3628},9,[3535,3630,3631],{"class":3541},"}\n",[3525,3633,3636],{"className":3527,"code":3634,"filename":3635,"language":3530,"meta":3531,"style":3531},"{\n    \"type\": \"https:\u002F\u002Fkostyl.dev\u002Ferrors\u002Finsufficient-funds\",\n    \"title\": \"Недостатньо коштів на балансі\",\n    \"status\": 400,\n    \"detail\": \"На вашому рахунку 150.00 UAH. Спроба списання: 500.00 UAH\",\n    \"instance\": \"\u002Fapi\u002Fv1\u002Faccounts\u002F123\u002Fwithdraw\"\n}\n","ASP.NET Core (ProblemDetails)",[3416,3637,3638,3642,3653,3664,3675,3685,3694],{"__ignoreMap":3531},[3535,3639,3640],{"class":3537,"line":3538},[3535,3641,3542],{"class":3541},[3535,3643,3644,3647,3649,3651],{"class":3537,"line":3545},[3535,3645,3646],{"class":3548},"    \"type\"",[3535,3648,3561],{"class":3541},[3535,3650,3565],{"class":3564},[3535,3652,3568],{"class":3541},[3535,3654,3655,3658,3660,3662],{"class":3537,"line":3555},[3535,3656,3657],{"class":3548},"    \"title\"",[3535,3659,3561],{"class":3541},[3535,3661,3579],{"class":3564},[3535,3663,3568],{"class":3541},[3535,3665,3666,3669,3671,3673],{"class":3537,"line":3571},[3535,3667,3668],{"class":3548},"    \"status\"",[3535,3670,3561],{"class":3541},[3535,3672,3593],{"class":3592},[3535,3674,3568],{"class":3541},[3535,3676,3677,3679,3681,3683],{"class":3537,"line":3584},[3535,3678,3549],{"class":3548},[3535,3680,3561],{"class":3541},[3535,3682,3606],{"class":3564},[3535,3684,3568],{"class":3541},[3535,3686,3687,3690,3692],{"class":3537,"line":3598},[3535,3688,3689],{"class":3548},"    \"instance\"",[3535,3691,3561],{"class":3541},[3535,3693,3619],{"class":3564},[3535,3695,3696],{"class":3537,"line":3611},[3535,3697,3631],{"class":3541},[3385,3699,3700,3701,3703],{},"Щоб реалізувати таку структуру у FastAPI, ми передаємо словник у параметр ",[3416,3702,3454],{},":",[3525,3705,3710],{"className":3706,"code":3707,"filename":3708,"language":3709,"meta":3531,"style":3531},"language-python shiki shiki-themes light-plus dark-plus dark-plus","from fastapi import FastAPI, HTTPException, status\n\napp = FastAPI()\n\n@app.post(\"\u002Faccounts\u002F{account_id}\u002Fwithdraw\")\nasync def withdraw(account_id: int, amount: float):\n    user_balance = 150.00\n    if amount > user_balance:\n        # Передаємо структурований словник у detail\n        raise HTTPException(\n            status_code=status.HTTP_400_BAD_REQUEST,\n            detail={\n                \"type\": \"https:\u002F\u002Fkostyl.dev\u002Ferrors\u002Finsufficient-funds\",\n                \"title\": \"Недостатньо коштів на балансі\",\n                \"status\": 400,\n                \"detail\": f\"На вашому рахунку {user_balance:.2f} UAH. Спроба списання: {amount:.2f} UAH\",\n                \"instance\": f\"\u002Faccounts\u002F{account_id}\u002Fwithdraw\"\n            }\n        )\n    return {\"status\": \"success\", \"withdrawn\": amount}\n","main.py","python",[3416,3711,3712,3727,3733,3738,3742,3764,3800,3808,3816,3822,3831,3840,3849,3861,3873,3885,3922,3944,3950,3956],{"__ignoreMap":3531},[3535,3713,3714,3718,3721,3724],{"class":3537,"line":3538},[3535,3715,3717],{"class":3716},"s8xlr","from",[3535,3719,3720],{"class":3541}," fastapi ",[3535,3722,3723],{"class":3716},"import",[3535,3725,3726],{"class":3541}," FastAPI, HTTPException, status\n",[3535,3728,3729],{"class":3537,"line":3545},[3535,3730,3732],{"emptyLinePlaceholder":3731},true,"\n",[3535,3734,3735],{"class":3537,"line":3555},[3535,3736,3737],{"class":3541},"app = FastAPI()\n",[3535,3739,3740],{"class":3537,"line":3571},[3535,3741,3732],{"emptyLinePlaceholder":3731},[3535,3743,3744,3748,3751,3754,3758,3761],{"class":3537,"line":3584},[3535,3745,3747],{"class":3746},"s8Opu","@app.post",[3535,3749,3750],{"class":3541},"(",[3535,3752,3753],{"class":3564},"\"\u002Faccounts\u002F",[3535,3755,3757],{"class":3756},"su1O8","{account_id}",[3535,3759,3760],{"class":3564},"\u002Fwithdraw\"",[3535,3762,3763],{"class":3541},")\n",[3535,3765,3766,3769,3772,3775,3777,3781,3783,3787,3789,3792,3794,3797],{"class":3537,"line":3598},[3535,3767,3768],{"class":3756},"async",[3535,3770,3771],{"class":3756}," def",[3535,3773,3774],{"class":3746}," withdraw",[3535,3776,3750],{"class":3541},[3535,3778,3780],{"class":3779},"siwwj","account_id",[3535,3782,3561],{"class":3541},[3535,3784,3786],{"class":3785},"sN1BT","int",[3535,3788,3426],{"class":3541},[3535,3790,3791],{"class":3779},"amount",[3535,3793,3561],{"class":3541},[3535,3795,3796],{"class":3785},"float",[3535,3798,3799],{"class":3541},"):\n",[3535,3801,3802,3805],{"class":3537,"line":3611},[3535,3803,3804],{"class":3541},"    user_balance = ",[3535,3806,3807],{"class":3592},"150.00\n",[3535,3809,3810,3813],{"class":3537,"line":3622},[3535,3811,3812],{"class":3716},"    if",[3535,3814,3815],{"class":3541}," amount > user_balance:\n",[3535,3817,3818],{"class":3537,"line":3628},[3535,3819,3821],{"class":3820},"spJ8K","        # Передаємо структурований словник у detail\n",[3535,3823,3825,3828],{"class":3537,"line":3824},10,[3535,3826,3827],{"class":3716},"        raise",[3535,3829,3830],{"class":3541}," HTTPException(\n",[3535,3832,3834,3837],{"class":3537,"line":3833},11,[3535,3835,3836],{"class":3779},"            status_code",[3535,3838,3839],{"class":3541},"=status.HTTP_400_BAD_REQUEST,\n",[3535,3841,3843,3846],{"class":3537,"line":3842},12,[3535,3844,3845],{"class":3779},"            detail",[3535,3847,3848],{"class":3541},"={\n",[3535,3850,3852,3855,3857,3859],{"class":3537,"line":3851},13,[3535,3853,3854],{"class":3564},"                \"type\"",[3535,3856,3561],{"class":3541},[3535,3858,3565],{"class":3564},[3535,3860,3568],{"class":3541},[3535,3862,3864,3867,3869,3871],{"class":3537,"line":3863},14,[3535,3865,3866],{"class":3564},"                \"title\"",[3535,3868,3561],{"class":3541},[3535,3870,3579],{"class":3564},[3535,3872,3568],{"class":3541},[3535,3874,3876,3879,3881,3883],{"class":3537,"line":3875},15,[3535,3877,3878],{"class":3564},"                \"status\"",[3535,3880,3561],{"class":3541},[3535,3882,3593],{"class":3592},[3535,3884,3568],{"class":3541},[3535,3886,3888,3891,3893,3896,3899,3902,3905,3908,3911,3913,3915,3917,3920],{"class":3537,"line":3887},16,[3535,3889,3890],{"class":3564},"                \"detail\"",[3535,3892,3561],{"class":3541},[3535,3894,3895],{"class":3756},"f",[3535,3897,3898],{"class":3564},"\"На вашому рахунку ",[3535,3900,3901],{"class":3756},"{",[3535,3903,3904],{"class":3541},"user_balance",[3535,3906,3907],{"class":3756},":.2f}",[3535,3909,3910],{"class":3564}," UAH. Спроба списання: ",[3535,3912,3901],{"class":3756},[3535,3914,3791],{"class":3541},[3535,3916,3907],{"class":3756},[3535,3918,3919],{"class":3564}," UAH\"",[3535,3921,3568],{"class":3541},[3535,3923,3925,3928,3930,3932,3934,3936,3938,3941],{"class":3537,"line":3924},17,[3535,3926,3927],{"class":3564},"                \"instance\"",[3535,3929,3561],{"class":3541},[3535,3931,3895],{"class":3756},[3535,3933,3753],{"class":3564},[3535,3935,3901],{"class":3756},[3535,3937,3780],{"class":3541},[3535,3939,3940],{"class":3756},"}",[3535,3942,3943],{"class":3564},"\u002Fwithdraw\"\n",[3535,3945,3947],{"class":3537,"line":3946},18,[3535,3948,3949],{"class":3541},"            }\n",[3535,3951,3953],{"class":3537,"line":3952},19,[3535,3954,3955],{"class":3541},"        )\n",[3535,3957,3959,3962,3965,3968,3970,3973,3975,3978],{"class":3537,"line":3958},20,[3535,3960,3961],{"class":3716},"    return",[3535,3963,3964],{"class":3541}," {",[3535,3966,3967],{"class":3564},"\"status\"",[3535,3969,3561],{"class":3541},[3535,3971,3972],{"class":3564},"\"success\"",[3535,3974,3426],{"class":3541},[3535,3976,3977],{"class":3564},"\"withdrawn\"",[3535,3979,3980],{"class":3541},": amount}\n",[3392,3982],{},[3405,3984,3986,3987,3990],{"id":3985},"глобальні-обробники-помилок-exception_handler","Глобальні обробники помилок (",[3416,3988,3989],{},"exception_handler",")",[3385,3992,3993,3994,3997],{},"Пряме використання ",[3416,3995,3996],{},"raise HTTPException(...)"," всередині сервісів бізнес-логіки є архітектурним антипатерном (leakage of concerns), оскільки прив'язує чистий код до конкретного веб-протоколу та статус-кодів HTTP.",[3385,3999,4000],{},"Правильним підходом є:",[4002,4003,4004,4010],"ol",{},[3441,4005,4006,4007,3467],{},"Визначення власних чистих класів виключень на рівні домену (наприклад, ",[3416,4008,4009],{},"ProjectNotFoundError(Exception)",[3441,4011,4012,4013,4016],{},"Створення глобальних ",[3413,4014,4015],{},"Exception Handlers"," (обробників виключень) на рівні веб-інтерфейсу, які перехоплюють доменні помилки та трансформують їх на HTTP відповіді з потрібними статус-кодами.",[3385,4018,4019,4020,3419],{},"У FastAPI глобальні обробники реєструються за допомогою декоратора ",[3416,4021,4022],{},"@app.exception_handler(ExceptionClass)",[3479,4024,4026,4027,4030,4031,4034],{"id":4025},"порівняння-концепцій-iexceptionhandler-в-c-appexception_handler-у-fastapi","Порівняння концепцій: ",[3416,4028,4029],{},"IExceptionHandler"," в C# ↔ ",[3416,4032,4033],{},"@app.exception_handler"," у FastAPI",[3385,4036,4037,4038,4040,4041,3419],{},"В ASP.NET Core (починаючи з .NET 8) для централізованої обробки виключень реалізують інтерфейс ",[3416,4039,4029],{}," та підключають його в конвеєр middleware через ",[3416,4042,4043],{},"app.UseExceptionHandler()",[3385,4045,4046,4047,4050,4051,4053,4054,3419],{},"У FastAPI механізм є більш декларативним: ми створюємо асинхронні функції, які приймають об'єкт запиту ",[3416,4048,4049],{},"Request"," та об'єкт виниклого виключення ",[3416,4052,3425],{},", а повертають об'єкт ",[3416,4055,4056],{},"JSONResponse",[3385,4058,4059],{},"Порівняємо обидва підходи:",[3522,4061,4062,4156],{},[3525,4063,4066],{"className":3706,"code":4064,"filename":4065,"language":3709,"meta":3531,"style":3531},"# Реєстрація обробника для кастомного класу помилки\n@app.exception_handler(ProjectNotFoundError)\nasync def project_not_found_handler(request: Request, exc: ProjectNotFoundError):\n    return JSONResponse(\n        status_code=404,\n        content={\"error\": \"ProjectNotFound\", \"message\": str(exc)}\n    )\n","app_exception.py",[3416,4067,4068,4073,4080,4103,4110,4123,4151],{"__ignoreMap":3531},[3535,4069,4070],{"class":3537,"line":3538},[3535,4071,4072],{"class":3820},"# Реєстрація обробника для кастомного класу помилки\n",[3535,4074,4075,4077],{"class":3537,"line":3545},[3535,4076,4033],{"class":3746},[3535,4078,4079],{"class":3541},"(ProjectNotFoundError)\n",[3535,4081,4082,4084,4086,4089,4091,4094,4097,4100],{"class":3537,"line":3555},[3535,4083,3768],{"class":3756},[3535,4085,3771],{"class":3756},[3535,4087,4088],{"class":3746}," project_not_found_handler",[3535,4090,3750],{"class":3541},[3535,4092,4093],{"class":3779},"request",[3535,4095,4096],{"class":3541},": Request, ",[3535,4098,4099],{"class":3779},"exc",[3535,4101,4102],{"class":3541},": ProjectNotFoundError):\n",[3535,4104,4105,4107],{"class":3537,"line":3571},[3535,4106,3961],{"class":3716},[3535,4108,4109],{"class":3541}," JSONResponse(\n",[3535,4111,4112,4115,4118,4121],{"class":3537,"line":3584},[3535,4113,4114],{"class":3779},"        status_code",[3535,4116,4117],{"class":3541},"=",[3535,4119,4120],{"class":3592},"404",[3535,4122,3568],{"class":3541},[3535,4124,4125,4128,4131,4134,4136,4139,4141,4144,4146,4148],{"class":3537,"line":3598},[3535,4126,4127],{"class":3779},"        content",[3535,4129,4130],{"class":3541},"={",[3535,4132,4133],{"class":3564},"\"error\"",[3535,4135,3561],{"class":3541},[3535,4137,4138],{"class":3564},"\"ProjectNotFound\"",[3535,4140,3426],{"class":3541},[3535,4142,4143],{"class":3564},"\"message\"",[3535,4145,3561],{"class":3541},[3535,4147,3458],{"class":3785},[3535,4149,4150],{"class":3541},"(exc)}\n",[3535,4152,4153],{"class":3537,"line":3611},[3535,4154,4155],{"class":3541},"    )\n",[3525,4157,4162],{"className":4158,"code":4159,"filename":4160,"language":4161,"meta":3531,"style":3531},"language-csharp shiki shiki-themes light-plus dark-plus dark-plus","\u002F\u002F Реалізація інтерфейсу в C#\npublic class ProjectNotFoundExceptionHandler : IExceptionHandler\n{\n    public async ValueTask\u003Cbool> TryHandleAsync(\n        HttpContext httpContext, Exception exception, CancellationToken cancellationToken)\n    {\n        if (exception is not ProjectNotFoundException) return false;\n\n        httpContext.Response.StatusCode = StatusCodes.Status404NotFound;\n        await httpContext.Response.WriteAsJsonAsync(new {\n            error = \"ProjectNotFound\",\n            message = exception.Message\n        }, cancellationToken);\n\n        return true;\n    }\n}\n","ProjectNotFoundExceptionHandler.cs","csharp",[3416,4163,4164,4169,4186,4190,4216,4241,4246,4278,4282,4310,4334,4345,4359,4370,4374,4384,4388],{"__ignoreMap":3531},[3535,4165,4166],{"class":3537,"line":3538},[3535,4167,4168],{"class":3820},"\u002F\u002F Реалізація інтерфейсу в C#\n",[3535,4170,4171,4174,4177,4180,4183],{"class":3537,"line":3545},[3535,4172,4173],{"class":3756},"public",[3535,4175,4176],{"class":3756}," class",[3535,4178,4179],{"class":3785}," ProjectNotFoundExceptionHandler",[3535,4181,4182],{"class":3541}," : ",[3535,4184,4185],{"class":3785},"IExceptionHandler\n",[3535,4187,4188],{"class":3537,"line":3555},[3535,4189,3542],{"class":3541},[3535,4191,4192,4195,4198,4201,4204,4207,4210,4213],{"class":3537,"line":3571},[3535,4193,4194],{"class":3756},"    public",[3535,4196,4197],{"class":3756}," async",[3535,4199,4200],{"class":3785}," ValueTask",[3535,4202,4203],{"class":3541},"\u003C",[3535,4205,4206],{"class":3756},"bool",[3535,4208,4209],{"class":3541},"> ",[3535,4211,4212],{"class":3746},"TryHandleAsync",[3535,4214,4215],{"class":3541},"(\n",[3535,4217,4218,4221,4224,4226,4228,4231,4233,4236,4239],{"class":3537,"line":3584},[3535,4219,4220],{"class":3785},"        HttpContext",[3535,4222,4223],{"class":3779}," httpContext",[3535,4225,3426],{"class":3541},[3535,4227,3425],{"class":3785},[3535,4229,4230],{"class":3779}," exception",[3535,4232,3426],{"class":3541},[3535,4234,4235],{"class":3785},"CancellationToken",[3535,4237,4238],{"class":3779}," cancellationToken",[3535,4240,3763],{"class":3541},[3535,4242,4243],{"class":3537,"line":3598},[3535,4244,4245],{"class":3541},"    {\n",[3535,4247,4248,4251,4254,4257,4260,4263,4266,4269,4272,4275],{"class":3537,"line":3611},[3535,4249,4250],{"class":3716},"        if",[3535,4252,4253],{"class":3541}," (",[3535,4255,4256],{"class":3779},"exception",[3535,4258,4259],{"class":3756}," is",[3535,4261,4262],{"class":3756}," not",[3535,4264,4265],{"class":3785}," ProjectNotFoundException",[3535,4267,4268],{"class":3541},") ",[3535,4270,4271],{"class":3716},"return",[3535,4273,4274],{"class":3756}," false",[3535,4276,4277],{"class":3541},";\n",[3535,4279,4280],{"class":3537,"line":3622},[3535,4281,3732],{"emptyLinePlaceholder":3731},[3535,4283,4284,4287,4289,4292,4294,4297,4300,4303,4305,4308],{"class":3537,"line":3628},[3535,4285,4286],{"class":3779},"        httpContext",[3535,4288,3419],{"class":3541},[3535,4290,4291],{"class":3779},"Response",[3535,4293,3419],{"class":3541},[3535,4295,4296],{"class":3779},"StatusCode",[3535,4298,4299],{"class":3541}," = ",[3535,4301,4302],{"class":3779},"StatusCodes",[3535,4304,3419],{"class":3541},[3535,4306,4307],{"class":3779},"Status404NotFound",[3535,4309,4277],{"class":3541},[3535,4311,4312,4315,4317,4319,4321,4323,4326,4328,4331],{"class":3537,"line":3824},[3535,4313,4314],{"class":3756},"        await",[3535,4316,4223],{"class":3779},[3535,4318,3419],{"class":3541},[3535,4320,4291],{"class":3779},[3535,4322,3419],{"class":3541},[3535,4324,4325],{"class":3746},"WriteAsJsonAsync",[3535,4327,3750],{"class":3541},[3535,4329,4330],{"class":3756},"new",[3535,4332,4333],{"class":3541}," {\n",[3535,4335,4336,4339,4341,4343],{"class":3537,"line":3833},[3535,4337,4338],{"class":3779},"            error",[3535,4340,4299],{"class":3541},[3535,4342,4138],{"class":3564},[3535,4344,3568],{"class":3541},[3535,4346,4347,4350,4352,4354,4356],{"class":3537,"line":3842},[3535,4348,4349],{"class":3779},"            message",[3535,4351,4299],{"class":3541},[3535,4353,4256],{"class":3779},[3535,4355,3419],{"class":3541},[3535,4357,4358],{"class":3779},"Message\n",[3535,4360,4361,4364,4367],{"class":3537,"line":3851},[3535,4362,4363],{"class":3541},"        }, ",[3535,4365,4366],{"class":3779},"cancellationToken",[3535,4368,4369],{"class":3541},");\n",[3535,4371,4372],{"class":3537,"line":3863},[3535,4373,3732],{"emptyLinePlaceholder":3731},[3535,4375,4376,4379,4382],{"class":3537,"line":3875},[3535,4377,4378],{"class":3716},"        return",[3535,4380,4381],{"class":3756}," true",[3535,4383,4277],{"class":3541},[3535,4385,4386],{"class":3537,"line":3887},[3535,4387,3625],{"class":3541},[3535,4389,4390],{"class":3537,"line":3924},[3535,4391,3631],{"class":3541},[3479,4393,4395],{"id":4394},"повний-приклад-використання-кастомних-обробників","Повний приклад використання кастомних обробників",[3385,4397,4398],{},"Напишемо повністю робочу демонстраційну систему обробки доменних виключень:",[3525,4400,4403],{"className":3706,"code":4401,"filename":4402,"language":3709,"meta":3531,"style":3531},"# custom_exceptions_demo.py\nfrom fastapi import FastAPI, Request, status\nfrom fastapi.responses import JSONResponse\n\napp = FastAPI()\n\n# --- ДОМЕННІ ВИКЛЮЧЕННЯ ---\n\nclass DomainException(Exception):\n    \"\"\"Базове виключення домену.\"\"\"\n    pass\n\nclass ProjectNotFoundError(DomainException):\n    \"\"\"Помилка: Проєкт не знайдено.\"\"\"\n    pass\n\nclass AccessDeniedError(DomainException):\n    \"\"\"Помилка: Відсутні права доступу.\"\"\"\n    pass\n\n# --- ГЛОБАЛЬНІ ОБРОБНИКИ (EXCEPTION HANDLERS) ---\n\n@app.exception_handler(ProjectNotFoundError)\nasync def project_not_found_handler(request: Request, exc: ProjectNotFoundError):\n    # Повертаємо 404 статус\n    return JSONResponse(\n        status_code=status.HTTP_404_NOT_FOUND,\n        content={\n            \"error_code\": \"PROJECT_NOT_FOUND\",\n            \"message\": str(exc),\n            \"path\": request.url.path\n        }\n    )\n\n@app.exception_handler(AccessDeniedError)\nasync def access_denied_handler(request: Request, exc: AccessDeniedError):\n    # Повертаємо 403 статус\n    return JSONResponse(\n        status_code=status.HTTP_403_FORBIDDEN,\n        content={\n            \"error_code\": \"FORBIDDEN\",\n            \"message\": str(exc),\n            \"path\": request.url.path\n        }\n    )\n\n@app.exception_handler(DomainException)\nasync def generic_domain_handler(request: Request, exc: DomainException):\n    # Обробник для всіх інших доменних помилок (наприклад, 400 Bad Request)\n    return JSONResponse(\n        status_code=status.HTTP_400_BAD_REQUEST,\n        content={\n            \"error_code\": \"BAD_REQUEST\",\n            \"message\": str(exc)\n        }\n    )\n\n# --- БІЗНЕС-ЛОГІКА ТА МАРШРУТИ ---\n\n# Симульовані дані\nPROJECTS = {1: {\"title\": \"TaskForge Backend\", \"owner_id\": 10}}\n\n@app.get(\"\u002Fprojects\u002F{project_id}\")\nasync def get_project(project_id: int, current_user_id: int = 99):\n    # 1. Ендпоінт не думає про статус-коди HTTP — він оперує виключеннями домену\n    if project_id not in PROJECTS:\n        raise ProjectNotFoundError(f\"Проєкт із ID {project_id} не існує\")\n\n    project = PROJECTS[project_id]\n    if project[\"owner_id\"] != current_user_id:\n        raise AccessDeniedError(\"У вас немає прав для перегляду цього проєкту\")\n\n    return project\n","custom_exceptions_demo.py",[3416,4404,4405,4410,4421,4433,4437,4441,4445,4450,4454,4468,4473,4478,4482,4496,4501,4505,4509,4522,4527,4531,4535,4541,4546,4553,4572,4578,4585,4593,4600,4613,4626,4635,4641,4646,4651,4659,4680,4686,4693,4701,4708,4720,4731,4738,4743,4748,4753,4761,4782,4788,4795,4802,4809,4821,4833,4838,4843,4848,4854,4859,4865,4898,4903,4922,4957,4963,4980,5004,5009,5015,5028,5041,5046],{"__ignoreMap":3531},[3535,4406,4407],{"class":3537,"line":3538},[3535,4408,4409],{"class":3820},"# custom_exceptions_demo.py\n",[3535,4411,4412,4414,4416,4418],{"class":3537,"line":3545},[3535,4413,3717],{"class":3716},[3535,4415,3720],{"class":3541},[3535,4417,3723],{"class":3716},[3535,4419,4420],{"class":3541}," FastAPI, Request, status\n",[3535,4422,4423,4425,4428,4430],{"class":3537,"line":3555},[3535,4424,3717],{"class":3716},[3535,4426,4427],{"class":3541}," fastapi.responses ",[3535,4429,3723],{"class":3716},[3535,4431,4432],{"class":3541}," JSONResponse\n",[3535,4434,4435],{"class":3537,"line":3571},[3535,4436,3732],{"emptyLinePlaceholder":3731},[3535,4438,4439],{"class":3537,"line":3584},[3535,4440,3737],{"class":3541},[3535,4442,4443],{"class":3537,"line":3598},[3535,4444,3732],{"emptyLinePlaceholder":3731},[3535,4446,4447],{"class":3537,"line":3611},[3535,4448,4449],{"class":3820},"# --- ДОМЕННІ ВИКЛЮЧЕННЯ ---\n",[3535,4451,4452],{"class":3537,"line":3622},[3535,4453,3732],{"emptyLinePlaceholder":3731},[3535,4455,4456,4459,4462,4464,4466],{"class":3537,"line":3628},[3535,4457,4458],{"class":3756},"class",[3535,4460,4461],{"class":3785}," DomainException",[3535,4463,3750],{"class":3541},[3535,4465,3425],{"class":3785},[3535,4467,3799],{"class":3541},[3535,4469,4470],{"class":3537,"line":3824},[3535,4471,4472],{"class":3564},"    \"\"\"Базове виключення домену.\"\"\"\n",[3535,4474,4475],{"class":3537,"line":3833},[3535,4476,4477],{"class":3716},"    pass\n",[3535,4479,4480],{"class":3537,"line":3842},[3535,4481,3732],{"emptyLinePlaceholder":3731},[3535,4483,4484,4486,4489,4491,4494],{"class":3537,"line":3851},[3535,4485,4458],{"class":3756},[3535,4487,4488],{"class":3785}," ProjectNotFoundError",[3535,4490,3750],{"class":3541},[3535,4492,4493],{"class":3785},"DomainException",[3535,4495,3799],{"class":3541},[3535,4497,4498],{"class":3537,"line":3863},[3535,4499,4500],{"class":3564},"    \"\"\"Помилка: Проєкт не знайдено.\"\"\"\n",[3535,4502,4503],{"class":3537,"line":3875},[3535,4504,4477],{"class":3716},[3535,4506,4507],{"class":3537,"line":3887},[3535,4508,3732],{"emptyLinePlaceholder":3731},[3535,4510,4511,4513,4516,4518,4520],{"class":3537,"line":3924},[3535,4512,4458],{"class":3756},[3535,4514,4515],{"class":3785}," AccessDeniedError",[3535,4517,3750],{"class":3541},[3535,4519,4493],{"class":3785},[3535,4521,3799],{"class":3541},[3535,4523,4524],{"class":3537,"line":3946},[3535,4525,4526],{"class":3564},"    \"\"\"Помилка: Відсутні права доступу.\"\"\"\n",[3535,4528,4529],{"class":3537,"line":3952},[3535,4530,4477],{"class":3716},[3535,4532,4533],{"class":3537,"line":3958},[3535,4534,3732],{"emptyLinePlaceholder":3731},[3535,4536,4538],{"class":3537,"line":4537},21,[3535,4539,4540],{"class":3820},"# --- ГЛОБАЛЬНІ ОБРОБНИКИ (EXCEPTION HANDLERS) ---\n",[3535,4542,4544],{"class":3537,"line":4543},22,[3535,4545,3732],{"emptyLinePlaceholder":3731},[3535,4547,4549,4551],{"class":3537,"line":4548},23,[3535,4550,4033],{"class":3746},[3535,4552,4079],{"class":3541},[3535,4554,4556,4558,4560,4562,4564,4566,4568,4570],{"class":3537,"line":4555},24,[3535,4557,3768],{"class":3756},[3535,4559,3771],{"class":3756},[3535,4561,4088],{"class":3746},[3535,4563,3750],{"class":3541},[3535,4565,4093],{"class":3779},[3535,4567,4096],{"class":3541},[3535,4569,4099],{"class":3779},[3535,4571,4102],{"class":3541},[3535,4573,4575],{"class":3537,"line":4574},25,[3535,4576,4577],{"class":3820},"    # Повертаємо 404 статус\n",[3535,4579,4581,4583],{"class":3537,"line":4580},26,[3535,4582,3961],{"class":3716},[3535,4584,4109],{"class":3541},[3535,4586,4588,4590],{"class":3537,"line":4587},27,[3535,4589,4114],{"class":3779},[3535,4591,4592],{"class":3541},"=status.HTTP_404_NOT_FOUND,\n",[3535,4594,4596,4598],{"class":3537,"line":4595},28,[3535,4597,4127],{"class":3779},[3535,4599,3848],{"class":3541},[3535,4601,4603,4606,4608,4611],{"class":3537,"line":4602},29,[3535,4604,4605],{"class":3564},"            \"error_code\"",[3535,4607,3561],{"class":3541},[3535,4609,4610],{"class":3564},"\"PROJECT_NOT_FOUND\"",[3535,4612,3568],{"class":3541},[3535,4614,4616,4619,4621,4623],{"class":3537,"line":4615},30,[3535,4617,4618],{"class":3564},"            \"message\"",[3535,4620,3561],{"class":3541},[3535,4622,3458],{"class":3785},[3535,4624,4625],{"class":3541},"(exc),\n",[3535,4627,4629,4632],{"class":3537,"line":4628},31,[3535,4630,4631],{"class":3564},"            \"path\"",[3535,4633,4634],{"class":3541},": request.url.path\n",[3535,4636,4638],{"class":3537,"line":4637},32,[3535,4639,4640],{"class":3541},"        }\n",[3535,4642,4644],{"class":3537,"line":4643},33,[3535,4645,4155],{"class":3541},[3535,4647,4649],{"class":3537,"line":4648},34,[3535,4650,3732],{"emptyLinePlaceholder":3731},[3535,4652,4654,4656],{"class":3537,"line":4653},35,[3535,4655,4033],{"class":3746},[3535,4657,4658],{"class":3541},"(AccessDeniedError)\n",[3535,4660,4662,4664,4666,4669,4671,4673,4675,4677],{"class":3537,"line":4661},36,[3535,4663,3768],{"class":3756},[3535,4665,3771],{"class":3756},[3535,4667,4668],{"class":3746}," access_denied_handler",[3535,4670,3750],{"class":3541},[3535,4672,4093],{"class":3779},[3535,4674,4096],{"class":3541},[3535,4676,4099],{"class":3779},[3535,4678,4679],{"class":3541},": AccessDeniedError):\n",[3535,4681,4683],{"class":3537,"line":4682},37,[3535,4684,4685],{"class":3820},"    # Повертаємо 403 статус\n",[3535,4687,4689,4691],{"class":3537,"line":4688},38,[3535,4690,3961],{"class":3716},[3535,4692,4109],{"class":3541},[3535,4694,4696,4698],{"class":3537,"line":4695},39,[3535,4697,4114],{"class":3779},[3535,4699,4700],{"class":3541},"=status.HTTP_403_FORBIDDEN,\n",[3535,4702,4704,4706],{"class":3537,"line":4703},40,[3535,4705,4127],{"class":3779},[3535,4707,3848],{"class":3541},[3535,4709,4711,4713,4715,4718],{"class":3537,"line":4710},41,[3535,4712,4605],{"class":3564},[3535,4714,3561],{"class":3541},[3535,4716,4717],{"class":3564},"\"FORBIDDEN\"",[3535,4719,3568],{"class":3541},[3535,4721,4723,4725,4727,4729],{"class":3537,"line":4722},42,[3535,4724,4618],{"class":3564},[3535,4726,3561],{"class":3541},[3535,4728,3458],{"class":3785},[3535,4730,4625],{"class":3541},[3535,4732,4734,4736],{"class":3537,"line":4733},43,[3535,4735,4631],{"class":3564},[3535,4737,4634],{"class":3541},[3535,4739,4741],{"class":3537,"line":4740},44,[3535,4742,4640],{"class":3541},[3535,4744,4746],{"class":3537,"line":4745},45,[3535,4747,4155],{"class":3541},[3535,4749,4751],{"class":3537,"line":4750},46,[3535,4752,3732],{"emptyLinePlaceholder":3731},[3535,4754,4756,4758],{"class":3537,"line":4755},47,[3535,4757,4033],{"class":3746},[3535,4759,4760],{"class":3541},"(DomainException)\n",[3535,4762,4764,4766,4768,4771,4773,4775,4777,4779],{"class":3537,"line":4763},48,[3535,4765,3768],{"class":3756},[3535,4767,3771],{"class":3756},[3535,4769,4770],{"class":3746}," generic_domain_handler",[3535,4772,3750],{"class":3541},[3535,4774,4093],{"class":3779},[3535,4776,4096],{"class":3541},[3535,4778,4099],{"class":3779},[3535,4780,4781],{"class":3541},": DomainException):\n",[3535,4783,4785],{"class":3537,"line":4784},49,[3535,4786,4787],{"class":3820},"    # Обробник для всіх інших доменних помилок (наприклад, 400 Bad Request)\n",[3535,4789,4791,4793],{"class":3537,"line":4790},50,[3535,4792,3961],{"class":3716},[3535,4794,4109],{"class":3541},[3535,4796,4798,4800],{"class":3537,"line":4797},51,[3535,4799,4114],{"class":3779},[3535,4801,3839],{"class":3541},[3535,4803,4805,4807],{"class":3537,"line":4804},52,[3535,4806,4127],{"class":3779},[3535,4808,3848],{"class":3541},[3535,4810,4812,4814,4816,4819],{"class":3537,"line":4811},53,[3535,4813,4605],{"class":3564},[3535,4815,3561],{"class":3541},[3535,4817,4818],{"class":3564},"\"BAD_REQUEST\"",[3535,4820,3568],{"class":3541},[3535,4822,4824,4826,4828,4830],{"class":3537,"line":4823},54,[3535,4825,4618],{"class":3564},[3535,4827,3561],{"class":3541},[3535,4829,3458],{"class":3785},[3535,4831,4832],{"class":3541},"(exc)\n",[3535,4834,4836],{"class":3537,"line":4835},55,[3535,4837,4640],{"class":3541},[3535,4839,4841],{"class":3537,"line":4840},56,[3535,4842,4155],{"class":3541},[3535,4844,4846],{"class":3537,"line":4845},57,[3535,4847,3732],{"emptyLinePlaceholder":3731},[3535,4849,4851],{"class":3537,"line":4850},58,[3535,4852,4853],{"class":3820},"# --- БІЗНЕС-ЛОГІКА ТА МАРШРУТИ ---\n",[3535,4855,4857],{"class":3537,"line":4856},59,[3535,4858,3732],{"emptyLinePlaceholder":3731},[3535,4860,4862],{"class":3537,"line":4861},60,[3535,4863,4864],{"class":3820},"# Симульовані дані\n",[3535,4866,4868,4871,4874,4877,4880,4882,4885,4887,4890,4892,4895],{"class":3537,"line":4867},61,[3535,4869,4870],{"class":3541},"PROJECTS = {",[3535,4872,4873],{"class":3592},"1",[3535,4875,4876],{"class":3541},": {",[3535,4878,4879],{"class":3564},"\"title\"",[3535,4881,3561],{"class":3541},[3535,4883,4884],{"class":3564},"\"TaskForge Backend\"",[3535,4886,3426],{"class":3541},[3535,4888,4889],{"class":3564},"\"owner_id\"",[3535,4891,3561],{"class":3541},[3535,4893,4894],{"class":3592},"10",[3535,4896,4897],{"class":3541},"}}\n",[3535,4899,4901],{"class":3537,"line":4900},62,[3535,4902,3732],{"emptyLinePlaceholder":3731},[3535,4904,4906,4909,4911,4914,4917,4920],{"class":3537,"line":4905},63,[3535,4907,4908],{"class":3746},"@app.get",[3535,4910,3750],{"class":3541},[3535,4912,4913],{"class":3564},"\"\u002Fprojects\u002F",[3535,4915,4916],{"class":3756},"{project_id}",[3535,4918,4919],{"class":3564},"\"",[3535,4921,3763],{"class":3541},[3535,4923,4925,4927,4929,4932,4934,4937,4939,4941,4943,4946,4948,4950,4952,4955],{"class":3537,"line":4924},64,[3535,4926,3768],{"class":3756},[3535,4928,3771],{"class":3756},[3535,4930,4931],{"class":3746}," get_project",[3535,4933,3750],{"class":3541},[3535,4935,4936],{"class":3779},"project_id",[3535,4938,3561],{"class":3541},[3535,4940,3786],{"class":3785},[3535,4942,3426],{"class":3541},[3535,4944,4945],{"class":3779},"current_user_id",[3535,4947,3561],{"class":3541},[3535,4949,3786],{"class":3785},[3535,4951,4299],{"class":3541},[3535,4953,4954],{"class":3592},"99",[3535,4956,3799],{"class":3541},[3535,4958,4960],{"class":3537,"line":4959},65,[3535,4961,4962],{"class":3820},"    # 1. Ендпоінт не думає про статус-коди HTTP — він оперує виключеннями домену\n",[3535,4964,4966,4968,4971,4974,4977],{"class":3537,"line":4965},66,[3535,4967,3812],{"class":3716},[3535,4969,4970],{"class":3541}," project_id ",[3535,4972,4973],{"class":3756},"not",[3535,4975,4976],{"class":3756}," in",[3535,4978,4979],{"class":3541}," PROJECTS:\n",[3535,4981,4983,4985,4988,4990,4993,4995,4997,4999,5002],{"class":3537,"line":4982},67,[3535,4984,3827],{"class":3716},[3535,4986,4987],{"class":3541}," ProjectNotFoundError(",[3535,4989,3895],{"class":3756},[3535,4991,4992],{"class":3564},"\"Проєкт із ID ",[3535,4994,3901],{"class":3756},[3535,4996,4936],{"class":3541},[3535,4998,3940],{"class":3756},[3535,5000,5001],{"class":3564}," не існує\"",[3535,5003,3763],{"class":3541},[3535,5005,5007],{"class":3537,"line":5006},68,[3535,5008,3732],{"emptyLinePlaceholder":3731},[3535,5010,5012],{"class":3537,"line":5011},69,[3535,5013,5014],{"class":3541},"    project = PROJECTS[project_id]\n",[3535,5016,5018,5020,5023,5025],{"class":3537,"line":5017},70,[3535,5019,3812],{"class":3716},[3535,5021,5022],{"class":3541}," project[",[3535,5024,4889],{"class":3564},[3535,5026,5027],{"class":3541},"] != current_user_id:\n",[3535,5029,5031,5033,5036,5039],{"class":3537,"line":5030},71,[3535,5032,3827],{"class":3716},[3535,5034,5035],{"class":3541}," AccessDeniedError(",[3535,5037,5038],{"class":3564},"\"У вас немає прав для перегляду цього проєкту\"",[3535,5040,3763],{"class":3541},[3535,5042,5044],{"class":3537,"line":5043},72,[3535,5045,3732],{"emptyLinePlaceholder":3731},[3535,5047,5049,5051],{"class":3537,"line":5048},73,[3535,5050,3961],{"class":3716},[3535,5052,5053],{"class":3541}," project\n",[3405,5055,5057],{"id":5056},"запуск-та-тестування-кастомних-обробників","Запуск та тестування кастомних обробників",[3385,5059,5060],{},"Запустимо веб-сайт додатка за допомогою Uvicorn:",[3522,5062,5063,5082],{},[3525,5064,5069],{"className":5065,"code":5066,"filename":5067,"language":5068,"meta":3531,"style":3531},"language-bash shiki shiki-themes light-plus dark-plus dark-plus","uvicorn custom_exceptions_demo:app --reload\n","Linux \u002F macOS","bash",[3416,5070,5071],{"__ignoreMap":3531},[3535,5072,5073,5076,5079],{"class":3537,"line":3538},[3535,5074,5075],{"class":3746},"uvicorn",[3535,5077,5078],{"class":3564}," custom_exceptions_demo:app",[3535,5080,5081],{"class":3756}," --reload\n",[3525,5083,5087],{"className":5084,"code":5066,"filename":5085,"language":5086,"meta":3531,"style":3531},"language-powershell shiki shiki-themes light-plus dark-plus dark-plus","PowerShell","powershell",[3416,5088,5089],{"__ignoreMap":3531},[3535,5090,5091],{"class":3537,"line":3538},[3535,5092,5066],{"class":3541},[3385,5094,5095],{},"Тепер перевіримо різні варіанти обробки помилок за допомогою cURL-запитів.",[3479,5097,5099],{"id":5098},"сценарій-1-проєкт-не-знайдено-повернення-404-status","Сценарій 1: Проєкт не знайдено (Повернення 404 Status)",[3385,5101,5102,5103,3703],{},"Надішлемо запит на отримання неіснуючого проєкту з ID ",[3416,5104,5105],{},"999",[3522,5107,5108,5127],{},[3525,5109,5111],{"className":5065,"code":5110,"filename":5067,"language":5068,"meta":3531,"style":3531},"curl -X GET http:\u002F\u002F127.0.0.1:8000\u002Fprojects\u002F999\n",[3416,5112,5113],{"__ignoreMap":3531},[3535,5114,5115,5118,5121,5124],{"class":3537,"line":3538},[3535,5116,5117],{"class":3746},"curl",[3535,5119,5120],{"class":3756}," -X",[3535,5122,5123],{"class":3564}," GET",[3535,5125,5126],{"class":3564}," http:\u002F\u002F127.0.0.1:8000\u002Fprojects\u002F999\n",[3525,5128,5130],{"className":5084,"code":5129,"filename":5085,"language":5086,"meta":3531,"style":3531},"curl.exe -X GET http:\u002F\u002F127.0.0.1:8000\u002Fprojects\u002F999\n",[3416,5131,5132],{"__ignoreMap":3531},[3535,5133,5134,5137,5140,5143,5145,5148,5150,5153,5156],{"class":3537,"line":3538},[3535,5135,5136],{"class":3746},"curl.exe",[3535,5138,5139],{"class":3541}," -X GET http:\u002F\u002F",[3535,5141,5142],{"class":3592},"127.0",[3535,5144,3419],{"class":3541},[3535,5146,5147],{"class":3592},"0.1",[3535,5149,3703],{"class":3541},[3535,5151,5152],{"class":3592},"8000",[3535,5154,5155],{"class":3541},"\u002Fprojects\u002F",[3535,5157,5158],{"class":3592},"999\n",[5160,5161,5164,5174,5178,5181],"terminal-preview",{":cursor":5162,"title":5163},"false","Консольний вивід 404 помилки",[5165,5166,5168],"div",{"className":5167},[3537],[3535,5169,5173],{"className":5170},[5171,5172],"text-rose-400","font-bold","HTTP\u002F1.1 404 Not Found",[5165,5175,5177],{"className":5176},[3537],"Content-Type: application\u002Fjson",[5165,5179],{"className":5180},[3537],[5165,5182,5184],{"className":5183},[3537],"{\"error_code\":\"PROJECT_NOT_FOUND\",\"message\":\"Проєкт із ID 999 не існує\",\"path\":\"\u002Fprojects\u002F999\"}",[3479,5186,5188],{"id":5187},"сценарій-2-доступ-заборонено-повернення-403-status","Сценарій 2: Доступ заборонено (Повернення 403 Status)",[3385,5190,5191,5192,5194,5195,5197,5198,5200],{},"Надішлемо запит на отримання проєкту ",[3416,5193,4873],{}," без передачі ",[3416,5196,4945],{}," (за замовчуванням буде використано ID ",[3416,5199,4954],{},"):",[3522,5202,5203,5219],{},[3525,5204,5206],{"className":5065,"code":5205,"filename":5067,"language":5068,"meta":3531,"style":3531},"curl -X GET http:\u002F\u002F127.0.0.1:8000\u002Fprojects\u002F1\n",[3416,5207,5208],{"__ignoreMap":3531},[3535,5209,5210,5212,5214,5216],{"class":3537,"line":3538},[3535,5211,5117],{"class":3746},[3535,5213,5120],{"class":3756},[3535,5215,5123],{"class":3564},[3535,5217,5218],{"class":3564}," http:\u002F\u002F127.0.0.1:8000\u002Fprojects\u002F1\n",[3525,5220,5222],{"className":5084,"code":5221,"filename":5085,"language":5086,"meta":3531,"style":3531},"curl.exe -X GET http:\u002F\u002F127.0.0.1:8000\u002Fprojects\u002F1\n",[3416,5223,5224],{"__ignoreMap":3531},[3535,5225,5226,5228,5230,5232,5234,5236,5238,5240,5242],{"class":3537,"line":3538},[3535,5227,5136],{"class":3746},[3535,5229,5139],{"class":3541},[3535,5231,5142],{"class":3592},[3535,5233,3419],{"class":3541},[3535,5235,5147],{"class":3592},[3535,5237,3703],{"class":3541},[3535,5239,5152],{"class":3592},[3535,5241,5155],{"class":3541},[3535,5243,5244],{"class":3592},"1\n",[5160,5246,5248,5255,5258,5261],{":cursor":5162,"title":5247},"Консольний вивід 403 помилки",[5165,5249,5251],{"className":5250},[3537],[3535,5252,5254],{"className":5253},[5171,5172],"HTTP\u002F1.1 403 Forbidden",[5165,5256,5177],{"className":5257},[3537],[5165,5259],{"className":5260},[3537],[5165,5262,5264],{"className":5263},[3537],"{\"error_code\":\"FORBIDDEN\",\"message\":\"У вас немає прав для перегляду цього проєкту\",\"path\":\"\u002Fprojects\u002F1\"}",[3479,5266,5268],{"id":5267},"сценарій-3-успішне-отримання-проєкту-повернення-200-ok","Сценарій 3: Успішне отримання проєкту (Повернення 200 OK)",[3385,5270,5191,5271,5273,5274,5277],{},[3416,5272,4873],{},", передавши правильний ",[3416,5275,5276],{},"current_user_id=10",", який є власником проєкту:",[3522,5279,5280,5296],{},[3525,5281,5283],{"className":5065,"code":5282,"filename":5067,"language":5068,"meta":3531,"style":3531},"curl -X GET \"http:\u002F\u002F127.0.0.1:8000\u002Fprojects\u002F1?current_user_id=10\"\n",[3416,5284,5285],{"__ignoreMap":3531},[3535,5286,5287,5289,5291,5293],{"class":3537,"line":3538},[3535,5288,5117],{"class":3746},[3535,5290,5120],{"class":3756},[3535,5292,5123],{"class":3564},[3535,5294,5295],{"class":3564}," \"http:\u002F\u002F127.0.0.1:8000\u002Fprojects\u002F1?current_user_id=10\"\n",[3525,5297,5299],{"className":5084,"code":5298,"filename":5085,"language":5086,"meta":3531,"style":3531},"curl.exe -X GET \"http:\u002F\u002F127.0.0.1:8000\u002Fprojects\u002F1?current_user_id=10\"\n",[3416,5300,5301],{"__ignoreMap":3531},[3535,5302,5303,5305,5308],{"class":3537,"line":3538},[3535,5304,5136],{"class":3746},[3535,5306,5307],{"class":3541}," -X GET ",[3535,5309,5310],{"class":3564},"\"http:\u002F\u002F127.0.0.1:8000\u002Fprojects\u002F1?current_user_id=10\"\n",[5160,5312,5314,5322,5325,5328],{":cursor":5162,"title":5313},"Консольний вивід успішного запиту",[5165,5315,5317],{"className":5316},[3537],[3535,5318,5321],{"className":5319},[5320,5172],"text-green-400","HTTP\u002F1.1 200 OK",[5165,5323,5177],{"className":5324},[3537],[5165,5326],{"className":5327},[3537],[5165,5329,5331],{"className":5330},[3537],"{\"title\":\"TaskForge Backend\",\"owner_id\":10}",[3392,5333],{},[3405,5335,5337],{"id":5336},"помилки-валідації-pydantic-requestvalidationerror","Помилки валідації Pydantic (RequestValidationError)",[3385,5339,5340,5341,5344,5345,3419],{},"Коли вхідний запит не відповідає очікуваному типу даних (наприклад, передано рядок замість цілого числа або відсутнє обов'язкове поле моделі Pydantic), FastAPI під капотом перехоплює виключення Pydantic ",[3416,5342,5343],{},"ValidationError"," та піднімає власне виключення ",[3413,5346,5347],{},[3416,5348,5349],{},"fastapi.exceptions.RequestValidationError",[3385,5351,5352,5353,5356,5357,5360],{},"За замовчуванням вбудований обробник ",[3416,5354,5355],{},"RequestValidationError"," повертає статус-код ",[3416,5358,5359],{},"422 Unprocessable Entity"," із детальним списком помилок у форматі:",[3525,5362,5364],{"className":3527,"code":5363,"language":3530,"meta":3531,"style":3531},"{\n    \"detail\": [\n        {\n            \"type\": \"missing\",\n            \"loc\": [\"body\", \"title\"],\n            \"msg\": \"Field required\",\n            \"input\": null\n        }\n    ]\n}\n",[3416,5365,5366,5370,5377,5382,5394,5412,5424,5434,5438,5443],{"__ignoreMap":3531},[3535,5367,5368],{"class":3537,"line":3538},[3535,5369,3542],{"class":3541},[3535,5371,5372,5374],{"class":3537,"line":3545},[3535,5373,3549],{"class":3548},[3535,5375,5376],{"class":3541},": [\n",[3535,5378,5379],{"class":3537,"line":3555},[3535,5380,5381],{"class":3541},"        {\n",[3535,5383,5384,5387,5389,5392],{"class":3537,"line":3571},[3535,5385,5386],{"class":3548},"            \"type\"",[3535,5388,3561],{"class":3541},[3535,5390,5391],{"class":3564},"\"missing\"",[3535,5393,3568],{"class":3541},[3535,5395,5396,5399,5402,5405,5407,5409],{"class":3537,"line":3584},[3535,5397,5398],{"class":3548},"            \"loc\"",[3535,5400,5401],{"class":3541},": [",[3535,5403,5404],{"class":3564},"\"body\"",[3535,5406,3426],{"class":3541},[3535,5408,4879],{"class":3564},[3535,5410,5411],{"class":3541},"],\n",[3535,5413,5414,5417,5419,5422],{"class":3537,"line":3598},[3535,5415,5416],{"class":3548},"            \"msg\"",[3535,5418,3561],{"class":3541},[3535,5420,5421],{"class":3564},"\"Field required\"",[3535,5423,3568],{"class":3541},[3535,5425,5426,5429,5431],{"class":3537,"line":3611},[3535,5427,5428],{"class":3548},"            \"input\"",[3535,5430,3561],{"class":3541},[3535,5432,5433],{"class":3756},"null\n",[3535,5435,5436],{"class":3537,"line":3622},[3535,5437,4640],{"class":3541},[3535,5439,5440],{"class":3537,"line":3628},[3535,5441,5442],{"class":3541},"    ]\n",[3535,5444,5445],{"class":3537,"line":3824},[3535,5446,3631],{"class":3541},[3385,5448,5449],{},"Проте для реальних SPA-додатків (React, Vue) такий складний вкладений список обробляти незручно. Клієнти зазвичай очікують плаский словник помилок, де ключем є назва поля, а значенням — текстова помилка:",[3525,5451,5453],{"className":3527,"code":5452,"language":3530,"meta":3531,"style":3531},"{\n    \"errors\": {\n        \"title\": \"Поле є обов'язковим\",\n        \"budget\": \"Значення має бути більшим за 0\"\n    }\n}\n",[3416,5454,5455,5459,5466,5477,5487,5491],{"__ignoreMap":3531},[3535,5456,5457],{"class":3537,"line":3538},[3535,5458,3542],{"class":3541},[3535,5460,5461,5464],{"class":3537,"line":3545},[3535,5462,5463],{"class":3548},"    \"errors\"",[3535,5465,3552],{"class":3541},[3535,5467,5468,5470,5472,5475],{"class":3537,"line":3555},[3535,5469,3574],{"class":3548},[3535,5471,3561],{"class":3541},[3535,5473,5474],{"class":3564},"\"Поле є обов'язковим\"",[3535,5476,3568],{"class":3541},[3535,5478,5479,5482,5484],{"class":3537,"line":3571},[3535,5480,5481],{"class":3548},"        \"budget\"",[3535,5483,3561],{"class":3541},[3535,5485,5486],{"class":3564},"\"Значення має бути більшим за 0\"\n",[3535,5488,5489],{"class":3537,"line":3584},[3535,5490,3625],{"class":3541},[3535,5492,5493],{"class":3537,"line":3598},[3535,5494,3631],{"class":3541},[3385,5496,5497,5498,5500],{},"Ми можемо перевизначити обробник ",[3416,5499,5355],{}," глобально для всього додатку, щоб змінити структуру вихідної помилки:",[3525,5502,5505],{"className":3706,"code":5503,"filename":5504,"language":3709,"meta":3531,"style":3531},"# validation_errors_demo.py\nfrom fastapi import FastAPI, Request, status\nfrom fastapi.exceptions import RequestValidationError\nfrom fastapi.responses import JSONResponse\nfrom pydantic import BaseModel, Field\n\napp = FastAPI()\n\n# Глобально перевизначаємо обробник для RequestValidationError\n@app.exception_handler(RequestValidationError)\nasync def custom_validation_exception_handler(request: Request, exc: RequestValidationError):\n    errors_dict = {}\n\n    # Проходимо по всьому списку помилок валідації\n    for error in exc.errors():\n        # loc містить шлях до поля, наприклад [\"body\", \"title\"] або [\"body\", \"items\", 2, \"price\"]\n        # Візьмемо останній елемент шляху як назву поля\n        field_name = error[\"loc\"][-1] if error[\"loc\"] else \"custom_error\"\n        errors_dict[str(field_name)] = error[\"msg\"]\n\n    return JSONResponse(\n        status_code=status.HTTP_422_UNPROCESSABLE_ENTITY,\n        content={\"errors\": errors_dict}\n    )\n\n# --- МОДЕЛЬ ДЛЯ ПЕРЕВІРКИ ---\n\nclass ProjectSchema(BaseModel):\n    title: str = Field(..., min_length=3)\n    budget: float = Field(..., gt=0.0)\n\n@app.post(\"\u002Fprojects\")\nasync def create_project(project: ProjectSchema):\n    return {\"status\": \"created\", \"project\": project}\n","validation_errors_demo.py",[3416,5506,5507,5512,5522,5534,5544,5556,5560,5564,5568,5573,5580,5600,5605,5609,5614,5628,5633,5638,5670,5686,5690,5696,5703,5715,5719,5723,5728,5732,5746,5766,5785,5789,5800,5817],{"__ignoreMap":3531},[3535,5508,5509],{"class":3537,"line":3538},[3535,5510,5511],{"class":3820},"# validation_errors_demo.py\n",[3535,5513,5514,5516,5518,5520],{"class":3537,"line":3545},[3535,5515,3717],{"class":3716},[3535,5517,3720],{"class":3541},[3535,5519,3723],{"class":3716},[3535,5521,4420],{"class":3541},[3535,5523,5524,5526,5529,5531],{"class":3537,"line":3555},[3535,5525,3717],{"class":3716},[3535,5527,5528],{"class":3541}," fastapi.exceptions ",[3535,5530,3723],{"class":3716},[3535,5532,5533],{"class":3541}," RequestValidationError\n",[3535,5535,5536,5538,5540,5542],{"class":3537,"line":3571},[3535,5537,3717],{"class":3716},[3535,5539,4427],{"class":3541},[3535,5541,3723],{"class":3716},[3535,5543,4432],{"class":3541},[3535,5545,5546,5548,5551,5553],{"class":3537,"line":3584},[3535,5547,3717],{"class":3716},[3535,5549,5550],{"class":3541}," pydantic ",[3535,5552,3723],{"class":3716},[3535,5554,5555],{"class":3541}," BaseModel, Field\n",[3535,5557,5558],{"class":3537,"line":3598},[3535,5559,3732],{"emptyLinePlaceholder":3731},[3535,5561,5562],{"class":3537,"line":3611},[3535,5563,3737],{"class":3541},[3535,5565,5566],{"class":3537,"line":3622},[3535,5567,3732],{"emptyLinePlaceholder":3731},[3535,5569,5570],{"class":3537,"line":3628},[3535,5571,5572],{"class":3820},"# Глобально перевизначаємо обробник для RequestValidationError\n",[3535,5574,5575,5577],{"class":3537,"line":3824},[3535,5576,4033],{"class":3746},[3535,5578,5579],{"class":3541},"(RequestValidationError)\n",[3535,5581,5582,5584,5586,5589,5591,5593,5595,5597],{"class":3537,"line":3833},[3535,5583,3768],{"class":3756},[3535,5585,3771],{"class":3756},[3535,5587,5588],{"class":3746}," custom_validation_exception_handler",[3535,5590,3750],{"class":3541},[3535,5592,4093],{"class":3779},[3535,5594,4096],{"class":3541},[3535,5596,4099],{"class":3779},[3535,5598,5599],{"class":3541},": RequestValidationError):\n",[3535,5601,5602],{"class":3537,"line":3842},[3535,5603,5604],{"class":3541},"    errors_dict = {}\n",[3535,5606,5607],{"class":3537,"line":3851},[3535,5608,3732],{"emptyLinePlaceholder":3731},[3535,5610,5611],{"class":3537,"line":3863},[3535,5612,5613],{"class":3820},"    # Проходимо по всьому списку помилок валідації\n",[3535,5615,5616,5619,5622,5625],{"class":3537,"line":3875},[3535,5617,5618],{"class":3716},"    for",[3535,5620,5621],{"class":3541}," error ",[3535,5623,5624],{"class":3716},"in",[3535,5626,5627],{"class":3541}," exc.errors():\n",[3535,5629,5630],{"class":3537,"line":3887},[3535,5631,5632],{"class":3820},"        # loc містить шлях до поля, наприклад [\"body\", \"title\"] або [\"body\", \"items\", 2, \"price\"]\n",[3535,5634,5635],{"class":3537,"line":3924},[3535,5636,5637],{"class":3820},"        # Візьмемо останній елемент шляху як назву поля\n",[3535,5639,5640,5643,5646,5649,5651,5654,5657,5660,5662,5664,5667],{"class":3537,"line":3946},[3535,5641,5642],{"class":3541},"        field_name = error[",[3535,5644,5645],{"class":3564},"\"loc\"",[3535,5647,5648],{"class":3541},"][-",[3535,5650,4873],{"class":3592},[3535,5652,5653],{"class":3541},"] ",[3535,5655,5656],{"class":3716},"if",[3535,5658,5659],{"class":3541}," error[",[3535,5661,5645],{"class":3564},[3535,5663,5653],{"class":3541},[3535,5665,5666],{"class":3716},"else",[3535,5668,5669],{"class":3564}," \"custom_error\"\n",[3535,5671,5672,5675,5677,5680,5683],{"class":3537,"line":3952},[3535,5673,5674],{"class":3541},"        errors_dict[",[3535,5676,3458],{"class":3785},[3535,5678,5679],{"class":3541},"(field_name)] = error[",[3535,5681,5682],{"class":3564},"\"msg\"",[3535,5684,5685],{"class":3541},"]\n",[3535,5687,5688],{"class":3537,"line":3958},[3535,5689,3732],{"emptyLinePlaceholder":3731},[3535,5691,5692,5694],{"class":3537,"line":4537},[3535,5693,3961],{"class":3716},[3535,5695,4109],{"class":3541},[3535,5697,5698,5700],{"class":3537,"line":4543},[3535,5699,4114],{"class":3779},[3535,5701,5702],{"class":3541},"=status.HTTP_422_UNPROCESSABLE_ENTITY,\n",[3535,5704,5705,5707,5709,5712],{"class":3537,"line":4548},[3535,5706,4127],{"class":3779},[3535,5708,4130],{"class":3541},[3535,5710,5711],{"class":3564},"\"errors\"",[3535,5713,5714],{"class":3541},": errors_dict}\n",[3535,5716,5717],{"class":3537,"line":4555},[3535,5718,4155],{"class":3541},[3535,5720,5721],{"class":3537,"line":4574},[3535,5722,3732],{"emptyLinePlaceholder":3731},[3535,5724,5725],{"class":3537,"line":4580},[3535,5726,5727],{"class":3820},"# --- МОДЕЛЬ ДЛЯ ПЕРЕВІРКИ ---\n",[3535,5729,5730],{"class":3537,"line":4587},[3535,5731,3732],{"emptyLinePlaceholder":3731},[3535,5733,5734,5736,5739,5741,5744],{"class":3537,"line":4595},[3535,5735,4458],{"class":3756},[3535,5737,5738],{"class":3785}," ProjectSchema",[3535,5740,3750],{"class":3541},[3535,5742,5743],{"class":3785},"BaseModel",[3535,5745,3799],{"class":3541},[3535,5747,5748,5751,5753,5756,5759,5761,5764],{"class":3537,"line":4602},[3535,5749,5750],{"class":3541},"    title: ",[3535,5752,3458],{"class":3785},[3535,5754,5755],{"class":3541}," = Field(..., ",[3535,5757,5758],{"class":3779},"min_length",[3535,5760,4117],{"class":3541},[3535,5762,5763],{"class":3592},"3",[3535,5765,3763],{"class":3541},[3535,5767,5768,5771,5773,5775,5778,5780,5783],{"class":3537,"line":4615},[3535,5769,5770],{"class":3541},"    budget: ",[3535,5772,3796],{"class":3785},[3535,5774,5755],{"class":3541},[3535,5776,5777],{"class":3779},"gt",[3535,5779,4117],{"class":3541},[3535,5781,5782],{"class":3592},"0.0",[3535,5784,3763],{"class":3541},[3535,5786,5787],{"class":3537,"line":4628},[3535,5788,3732],{"emptyLinePlaceholder":3731},[3535,5790,5791,5793,5795,5798],{"class":3537,"line":4637},[3535,5792,3747],{"class":3746},[3535,5794,3750],{"class":3541},[3535,5796,5797],{"class":3564},"\"\u002Fprojects\"",[3535,5799,3763],{"class":3541},[3535,5801,5802,5804,5806,5809,5811,5814],{"class":3537,"line":4643},[3535,5803,3768],{"class":3756},[3535,5805,3771],{"class":3756},[3535,5807,5808],{"class":3746}," create_project",[3535,5810,3750],{"class":3541},[3535,5812,5813],{"class":3779},"project",[3535,5815,5816],{"class":3541},": ProjectSchema):\n",[3535,5818,5819,5821,5823,5825,5827,5830,5832,5835],{"class":3537,"line":4648},[3535,5820,3961],{"class":3716},[3535,5822,3964],{"class":3541},[3535,5824,3967],{"class":3564},[3535,5826,3561],{"class":3541},[3535,5828,5829],{"class":3564},"\"created\"",[3535,5831,3426],{"class":3541},[3535,5833,5834],{"class":3564},"\"project\"",[3535,5836,5837],{"class":3541},": project}\n",[3405,5839,5841],{"id":5840},"запуск-та-тестування-кастомізації-валідації","Запуск та тестування кастомізації валідації",[3385,5843,5060],{},[3522,5845,5846,5860],{},[3525,5847,5849],{"className":5065,"code":5848,"filename":5067,"language":5068,"meta":3531,"style":3531},"uvicorn validation_errors_demo:app --reload\n",[3416,5850,5851],{"__ignoreMap":3531},[3535,5852,5853,5855,5858],{"class":3537,"line":3538},[3535,5854,5075],{"class":3746},[3535,5856,5857],{"class":3564}," validation_errors_demo:app",[3535,5859,5081],{"class":3756},[3525,5861,5862],{"className":5084,"code":5848,"filename":5085,"language":5086,"meta":3531,"style":3531},[3416,5863,5864],{"__ignoreMap":3531},[3535,5865,5866],{"class":3537,"line":3538},[3535,5867,5848],{"class":3541},[3385,5869,5870,5871,5874,5875,5878],{},"Тепер надішлемо некоректний POST запит із занадто коротким ",[3416,5872,5873],{},"title"," та нульовим ",[3416,5876,5877],{},"budget"," за допомогою cURL:",[3522,5880,5881,5920],{},[3525,5882,5884],{"className":5065,"code":5883,"filename":5067,"language":5068,"meta":3531,"style":3531},"curl -X POST http:\u002F\u002F127.0.0.1:8000\u002Fprojects \\\n  -H \"Content-Type: application\u002Fjson\" \\\n  -d '{\"title\": \"Ab\", \"budget\": 0.0}'\n",[3416,5885,5886,5902,5912],{"__ignoreMap":3531},[3535,5887,5888,5890,5892,5895,5898],{"class":3537,"line":3538},[3535,5889,5117],{"class":3746},[3535,5891,5120],{"class":3756},[3535,5893,5894],{"class":3564}," POST",[3535,5896,5897],{"class":3564}," http:\u002F\u002F127.0.0.1:8000\u002Fprojects",[3535,5899,5901],{"class":5900},"sjcCO"," \\\n",[3535,5903,5904,5907,5910],{"class":3537,"line":3545},[3535,5905,5906],{"class":3756},"  -H",[3535,5908,5909],{"class":3564}," \"Content-Type: application\u002Fjson\"",[3535,5911,5901],{"class":5900},[3535,5913,5914,5917],{"class":3537,"line":3555},[3535,5915,5916],{"class":3756},"  -d",[3535,5918,5919],{"class":3564}," '{\"title\": \"Ab\", \"budget\": 0.0}'\n",[3525,5921,5923],{"className":5084,"code":5922,"filename":5085,"language":5086,"meta":3531,"style":3531},"curl.exe -X POST http:\u002F\u002F127.0.0.1:8000\u002Fprojects `\n  -H \"Content-Type: application\u002Fjson\" `\n  -d '{\"title\": \"Ab\", \"budget\": 0.0}'\n",[3416,5924,5925,5945,5956],{"__ignoreMap":3531},[3535,5926,5927,5929,5932,5934,5936,5938,5940,5942],{"class":3537,"line":3538},[3535,5928,5136],{"class":3746},[3535,5930,5931],{"class":3541}," -X POST http:\u002F\u002F",[3535,5933,5142],{"class":3592},[3535,5935,3419],{"class":3541},[3535,5937,5147],{"class":3592},[3535,5939,3703],{"class":3541},[3535,5941,5152],{"class":3592},[3535,5943,5944],{"class":3541},"\u002Fprojects `\n",[3535,5946,5947,5950,5953],{"class":3537,"line":3545},[3535,5948,5949],{"class":3541},"  -H ",[3535,5951,5952],{"class":3564},"\"Content-Type: application\u002Fjson\"",[3535,5954,5955],{"class":3541}," `\n",[3535,5957,5958,5961],{"class":3537,"line":3555},[3535,5959,5960],{"class":3541},"  -d ",[3535,5962,5963],{"class":3564},"'{\"title\": \"Ab\", \"budget\": 0.0}'\n",[5160,5965,5967,5974,5977,5980],{":cursor":5162,"title":5966},"Консольний вивід кастомних помилок валідації",[5165,5968,5970],{"className":5969},[3537],[3535,5971,5973],{"className":5972},[5171,5172],"HTTP\u002F1.1 422 Unprocessable Entity",[5165,5975,5177],{"className":5976},[3537],[5165,5978],{"className":5979},[3537],[5165,5981,5983],{"className":5982},[3537],"{\"errors\":{\"title\":\"String should have at least 3 characters\",\"budget\":\"Input should be greater than 0\"}}",[3385,5985,5986],{},"Тепер клієнт отримує чистий плаский словник помилок, придатний для швидкого рендерингу підказок під полями вводу форми.",[3395,5988,5990],{"id":5989},"частина-ii-конвеєр-asgi-middleware-та-вбудовані-посередники","Частина II: Конвеєр ASGI Middleware та вбудовані посередники",[3385,5992,5993],{},"У сучасній веб-розробці виникає велика кількість наскрізних завдань (cross-cutting concerns), які мають виконуватися для кожного HTTP-запиту ще до того, як він потрапить у конкретний ендпоінт. Це логування запитів, автентифікація, вимірювання продуктивності, обробка CORS-заголовків, стиснення відповідей (Gzip), додавання заголовків безпеки тощо.",[3385,5995,5996,5997,3419],{},"Для розв'язання цих завдань використовується патерн ",[3413,5998,5999],{},"Middleware (проміжне програмне забезпечення або посередники)",[3392,6001],{},[3405,6003,6005],{"id":6004},"asgi-middleware-pipeline-як-це-працює-під-капотом","ASGI Middleware Pipeline: як це працює під капотом",[3385,6007,6008,6009,6012,6013,3419],{},"У FastAPI конвеєр посередників побудований на базі специфікації ",[3413,6010,6011],{},"ASGI"," та архітектури ",[3413,6014,6015],{},"Onion Architecture (цибулева архітектура)",[3385,6017,6018],{},"Кожен посередник загортає наступного посередника (або фінальний обробник маршруту) у ланцюжок. Запит проходить крізь усі шари конвеєра ззовні всередину, досягає ендпоінту, а сформована відповідь повертається назад тим самим шляхом зсередини назовні.",[3385,6020,6021],{},"Візуалізуємо цей життєвий цикл запиту та відповіді за допомогою послідовності викликів у конвеєрі:",[6023,6024,6025],"plant-uml",{},[3525,6026,6030],{"className":6027,"code":6028,"language":6029,"meta":3531,"style":3531},"language-plantuml shiki shiki-themes light-plus dark-plus dark-plus","@startuml\nskinparam style plain\n\nbox \"ASGI Server\" #LightBlue\nparticipant \"Uvicorn\" as uvicorn\nend box\n\nbox \"FastAPI Middleware Pipeline\" #LightGray\nparticipant \"Middleware Layer 1\\n(e.g., CORSMiddleware)\" as m1\nparticipant \"Middleware Layer 2\\n(e.g., Custom Logging)\" as m2\nend box\n\nbox \"Application Core\" #LightGreen\nparticipant \"Route Handler\\n(Endpoint)\" as endpoint\nend box\n\nuvicorn -> m1 : 1. ASGI Request\nm1 -> m2 : 2. HTTP Request (modified\u002Fpassed)\nm2 -> endpoint : 3. Endpoint invocation\n\nnote over endpoint : Обробка бізнес-логіки\\nта серіалізація JSON\n\nendpoint -> m2 : 4. Return Response (200 OK)\nm2 -> m1 : 5. HTTP Response (modified\u002Fpassed)\nm1 -> uvicorn : 6. ASGI Response (send bytes)\n@enduml\n","plantuml",[3416,6031,6032,6037,6042,6046,6051,6056,6061,6065,6070,6075,6080,6084,6088,6093,6098,6102,6106,6111,6116,6121,6125,6130,6134,6139,6144,6149],{"__ignoreMap":3531},[3535,6033,6034],{"class":3537,"line":3538},[3535,6035,6036],{},"@startuml\n",[3535,6038,6039],{"class":3537,"line":3545},[3535,6040,6041],{},"skinparam style plain\n",[3535,6043,6044],{"class":3537,"line":3555},[3535,6045,3732],{"emptyLinePlaceholder":3731},[3535,6047,6048],{"class":3537,"line":3571},[3535,6049,6050],{},"box \"ASGI Server\" #LightBlue\n",[3535,6052,6053],{"class":3537,"line":3584},[3535,6054,6055],{},"participant \"Uvicorn\" as uvicorn\n",[3535,6057,6058],{"class":3537,"line":3598},[3535,6059,6060],{},"end box\n",[3535,6062,6063],{"class":3537,"line":3611},[3535,6064,3732],{"emptyLinePlaceholder":3731},[3535,6066,6067],{"class":3537,"line":3622},[3535,6068,6069],{},"box \"FastAPI Middleware Pipeline\" #LightGray\n",[3535,6071,6072],{"class":3537,"line":3628},[3535,6073,6074],{},"participant \"Middleware Layer 1\\n(e.g., CORSMiddleware)\" as m1\n",[3535,6076,6077],{"class":3537,"line":3824},[3535,6078,6079],{},"participant \"Middleware Layer 2\\n(e.g., Custom Logging)\" as m2\n",[3535,6081,6082],{"class":3537,"line":3833},[3535,6083,6060],{},[3535,6085,6086],{"class":3537,"line":3842},[3535,6087,3732],{"emptyLinePlaceholder":3731},[3535,6089,6090],{"class":3537,"line":3851},[3535,6091,6092],{},"box \"Application Core\" #LightGreen\n",[3535,6094,6095],{"class":3537,"line":3863},[3535,6096,6097],{},"participant \"Route Handler\\n(Endpoint)\" as endpoint\n",[3535,6099,6100],{"class":3537,"line":3875},[3535,6101,6060],{},[3535,6103,6104],{"class":3537,"line":3887},[3535,6105,3732],{"emptyLinePlaceholder":3731},[3535,6107,6108],{"class":3537,"line":3924},[3535,6109,6110],{},"uvicorn -> m1 : 1. ASGI Request\n",[3535,6112,6113],{"class":3537,"line":3946},[3535,6114,6115],{},"m1 -> m2 : 2. HTTP Request (modified\u002Fpassed)\n",[3535,6117,6118],{"class":3537,"line":3952},[3535,6119,6120],{},"m2 -> endpoint : 3. Endpoint invocation\n",[3535,6122,6123],{"class":3537,"line":3958},[3535,6124,3732],{"emptyLinePlaceholder":3731},[3535,6126,6127],{"class":3537,"line":4537},[3535,6128,6129],{},"note over endpoint : Обробка бізнес-логіки\\nта серіалізація JSON\n",[3535,6131,6132],{"class":3537,"line":4543},[3535,6133,3732],{"emptyLinePlaceholder":3731},[3535,6135,6136],{"class":3537,"line":4548},[3535,6137,6138],{},"endpoint -> m2 : 4. Return Response (200 OK)\n",[3535,6140,6141],{"class":3537,"line":4555},[3535,6142,6143],{},"m2 -> m1 : 5. HTTP Response (modified\u002Fpassed)\n",[3535,6145,6146],{"class":3537,"line":4574},[3535,6147,6148],{},"m1 -> uvicorn : 6. ASGI Response (send bytes)\n",[3535,6150,6151],{"class":3537,"line":4580},[3535,6152,6153],{},"@enduml\n",[3385,6155,6156],{},"Коли запит надходить на сервер Uvicorn:",[4002,6158,6159,6165,6185],{},[3441,6160,6161,6162,3419],{},"Він потрапляє в перший (найбільш зовнішній) шар ",[3416,6163,6164],{},"Middleware Stack",[3441,6166,6167,6168],{},"Кожен посередник може:\n",[3438,6169,6170,6176,6179],{},[3441,6171,6172,6173,6175],{},"Проаналізувати або модифікувати вхідний ",[3416,6174,4049],{}," (наприклад, зчитати заголовок або перевірити токен).",[3441,6177,6178],{},"Заблокувати запит і повернути відповідь самостійно (наприклад, повернути 401 Unauthorized, не передаючи запит далі).",[3441,6180,6181,6182,3419],{},"Передати управління наступному посереднику за допомогою виклику ",[3416,6183,6184],{},"call_next",[3441,6186,6187,6188,6190],{},"Після виконання ендпоінту відповідь ",[3416,6189,4291],{}," піднімається вгору через той самий ланцюжок посередників. На цьому етапі вони можуть модифікувати заголовки або тіло відповіді (наприклад, додати час обробки).",[3392,6192],{},[3405,6194,6196],{"id":6195},"порівняння-конвеєрів-aspnet-core-middleware-fastapi-middleware-stack","Порівняння конвеєрів: ASP.NET Core Middleware ↔ FastAPI Middleware Stack",[3385,6198,6199,6200,6203,6204,6207,6208,6211,6212,3426,6215,3426,6218,3426,6221,6224],{},"В ASP.NET Core конвеєр обробки запитів будується у методі ",[3416,6201,6202],{},"Configure"," (або безпосередньо у ",[3416,6205,6206],{},"Program.cs"," у стилі Minimal API) через серію викликів розширень ",[3416,6209,6210],{},"app.Use...()"," (наприклад, ",[3416,6213,6214],{},"UseRouting()",[3416,6216,6217],{},"UseAuthentication()",[3416,6219,6220],{},"UseAuthorization()",[3416,6222,6223],{},"UseEndpoints()","). Порядок реєстрації є критично важливим.",[3385,6226,6227],{},"У FastAPI механізм конвеєра працює аналогічно: перший доданий посередник виконується першим під час отримання запиту та останнім під час відправки відповіді.",[3385,6229,6230],{},"Порівняємо реєстрацію ланцюжка посередників на обох платформах:",[3522,6232,6233,6267],{},[3525,6234,6236],{"className":3706,"code":6235,"filename":3708,"language":3709,"meta":3531,"style":3531},"# Реєстрація посередників у FastAPI (виконується в зворотному порядку реєстрації)\napp.add_middleware(FirstMiddleware)\napp.add_middleware(SecondMiddleware)\n\n# Порядок виконання:\n# Request -> SecondMiddleware -> FirstMiddleware -> Endpoint -> FirstMiddleware -> SecondMiddleware -> Response\n",[3416,6237,6238,6243,6248,6253,6257,6262],{"__ignoreMap":3531},[3535,6239,6240],{"class":3537,"line":3538},[3535,6241,6242],{"class":3820},"# Реєстрація посередників у FastAPI (виконується в зворотному порядку реєстрації)\n",[3535,6244,6245],{"class":3537,"line":3545},[3535,6246,6247],{"class":3541},"app.add_middleware(FirstMiddleware)\n",[3535,6249,6250],{"class":3537,"line":3555},[3535,6251,6252],{"class":3541},"app.add_middleware(SecondMiddleware)\n",[3535,6254,6255],{"class":3537,"line":3571},[3535,6256,3732],{"emptyLinePlaceholder":3731},[3535,6258,6259],{"class":3537,"line":3584},[3535,6260,6261],{"class":3820},"# Порядок виконання:\n",[3535,6263,6264],{"class":3537,"line":3598},[3535,6265,6266],{"class":3820},"# Request -> SecondMiddleware -> FirstMiddleware -> Endpoint -> FirstMiddleware -> SecondMiddleware -> Response\n",[3525,6268,6270],{"className":4158,"code":6269,"filename":6206,"language":4161,"meta":3531,"style":3531},"\u002F\u002F Реєстрація посередників в ASP.NET Core\napp.UseMiddleware\u003CFirstMiddleware>();\napp.UseMiddleware\u003CSecondMiddleware>();\n\n\u002F\u002F Порядок виконання:\n\u002F\u002F Request -> FirstMiddleware -> SecondMiddleware -> Endpoint -> SecondMiddleware -> FirstMiddleware -> Response\n",[3416,6271,6272,6277,6295,6310,6314,6319],{"__ignoreMap":3531},[3535,6273,6274],{"class":3537,"line":3538},[3535,6275,6276],{"class":3820},"\u002F\u002F Реєстрація посередників в ASP.NET Core\n",[3535,6278,6279,6282,6284,6287,6289,6292],{"class":3537,"line":3545},[3535,6280,6281],{"class":3779},"app",[3535,6283,3419],{"class":3541},[3535,6285,6286],{"class":3746},"UseMiddleware",[3535,6288,4203],{"class":3541},[3535,6290,6291],{"class":3785},"FirstMiddleware",[3535,6293,6294],{"class":3541},">();\n",[3535,6296,6297,6299,6301,6303,6305,6308],{"class":3537,"line":3555},[3535,6298,6281],{"class":3779},[3535,6300,3419],{"class":3541},[3535,6302,6286],{"class":3746},[3535,6304,4203],{"class":3541},[3535,6306,6307],{"class":3785},"SecondMiddleware",[3535,6309,6294],{"class":3541},[3535,6311,6312],{"class":3537,"line":3571},[3535,6313,3732],{"emptyLinePlaceholder":3731},[3535,6315,6316],{"class":3537,"line":3584},[3535,6317,6318],{"class":3820},"\u002F\u002F Порядок виконання:\n",[3535,6320,6321],{"class":3537,"line":3598},[3535,6322,6323],{"class":3820},"\u002F\u002F Request -> FirstMiddleware -> SecondMiddleware -> Endpoint -> SecondMiddleware -> FirstMiddleware -> Response\n",[6325,6326,6327,6332,6338],"warning",{},[3385,6328,6329,3703],{},[3413,6330,6331],{},"Важлива відмінність у порядку виконання",[3385,6333,6334,6335,3467],{},"В ASP.NET Core посередники виконуються у прямому порядку їхньої реєстрації (",[3416,6336,6337],{},"First -> Second -> Endpoint",[3385,6339,6340,6341,6344,6345,6348,6349,6352],{},"У FastAPI (через особливості реалізації стек-конвеєра у Starlette) посередники обгортають один одного рекурсивно. Тому останній зареєстрований посередник через ",[3416,6342,6343],{},"app.add_middleware"," стає найбільш ",[3413,6346,6347],{},"зовнішнім"," і виконується ",[3413,6350,6351],{},"першим"," на фазі запиту!",[3392,6354],{},[3405,6356,6358],{"id":6357},"три-рівні-імплементації-middleware-у-fastapi","Три рівні імплементації Middleware у FastAPI",[3385,6360,6361],{},"У FastAPI є три способи написання кастомних посередників, кожен із яких має свій баланс між простотою написання та швидкодією.",[3479,6363,6365,6366],{"id":6364},"рівень-1-функція-декоратор-appmiddlewarehttp","Рівень 1: Функція-декоратор ",[3416,6367,6368],{},"@app.middleware(\"http\")",[3385,6370,6371],{},"Найпростіший та найбільш декларативний спосіб створення HTTP-посередника. Ідеально підходить для швидких завдань, таких як вимірювання часу запиту або додавання простих заголовків.",[3525,6373,6376],{"className":3706,"code":6374,"filename":6375,"language":3709,"meta":3531,"style":3531},"import time\nfrom fastapi import FastAPI, Request\n\napp = FastAPI()\n\n@app.middleware(\"http\")\nasync def add_process_time_header(request: Request, call_next):\n    # 1. SETUP ФАЗА (до виконання роуту)\n    start_time = time.perf_counter()\n\n    # 2. Передача контролю далі в конвеєр\n    response = await call_next(request)\n\n    # 3. CLEANUP ФАЗА (після виконання роуту)\n    process_time = time.perf_counter() - start_time\n    response.headers[\"X-Process-Time\"] = f\"{process_time:.6f}\"\n\n    return response\n","decorator_middleware.py",[3416,6377,6378,6385,6396,6400,6404,6408,6420,6439,6444,6449,6453,6458,6469,6473,6478,6483,6509,6513],{"__ignoreMap":3531},[3535,6379,6380,6382],{"class":3537,"line":3538},[3535,6381,3723],{"class":3716},[3535,6383,6384],{"class":3541}," time\n",[3535,6386,6387,6389,6391,6393],{"class":3537,"line":3545},[3535,6388,3717],{"class":3716},[3535,6390,3720],{"class":3541},[3535,6392,3723],{"class":3716},[3535,6394,6395],{"class":3541}," FastAPI, Request\n",[3535,6397,6398],{"class":3537,"line":3555},[3535,6399,3732],{"emptyLinePlaceholder":3731},[3535,6401,6402],{"class":3537,"line":3571},[3535,6403,3737],{"class":3541},[3535,6405,6406],{"class":3537,"line":3584},[3535,6407,3732],{"emptyLinePlaceholder":3731},[3535,6409,6410,6413,6415,6418],{"class":3537,"line":3598},[3535,6411,6412],{"class":3746},"@app.middleware",[3535,6414,3750],{"class":3541},[3535,6416,6417],{"class":3564},"\"http\"",[3535,6419,3763],{"class":3541},[3535,6421,6422,6424,6426,6429,6431,6433,6435,6437],{"class":3537,"line":3611},[3535,6423,3768],{"class":3756},[3535,6425,3771],{"class":3756},[3535,6427,6428],{"class":3746}," add_process_time_header",[3535,6430,3750],{"class":3541},[3535,6432,4093],{"class":3779},[3535,6434,4096],{"class":3541},[3535,6436,6184],{"class":3779},[3535,6438,3799],{"class":3541},[3535,6440,6441],{"class":3537,"line":3622},[3535,6442,6443],{"class":3820},"    # 1. SETUP ФАЗА (до виконання роуту)\n",[3535,6445,6446],{"class":3537,"line":3628},[3535,6447,6448],{"class":3541},"    start_time = time.perf_counter()\n",[3535,6450,6451],{"class":3537,"line":3824},[3535,6452,3732],{"emptyLinePlaceholder":3731},[3535,6454,6455],{"class":3537,"line":3833},[3535,6456,6457],{"class":3820},"    # 2. Передача контролю далі в конвеєр\n",[3535,6459,6460,6463,6466],{"class":3537,"line":3842},[3535,6461,6462],{"class":3541},"    response = ",[3535,6464,6465],{"class":3716},"await",[3535,6467,6468],{"class":3541}," call_next(request)\n",[3535,6470,6471],{"class":3537,"line":3851},[3535,6472,3732],{"emptyLinePlaceholder":3731},[3535,6474,6475],{"class":3537,"line":3863},[3535,6476,6477],{"class":3820},"    # 3. CLEANUP ФАЗА (після виконання роуту)\n",[3535,6479,6480],{"class":3537,"line":3875},[3535,6481,6482],{"class":3541},"    process_time = time.perf_counter() - start_time\n",[3535,6484,6485,6488,6491,6494,6496,6498,6500,6503,6506],{"class":3537,"line":3887},[3535,6486,6487],{"class":3541},"    response.headers[",[3535,6489,6490],{"class":3564},"\"X-Process-Time\"",[3535,6492,6493],{"class":3541},"] = ",[3535,6495,3895],{"class":3756},[3535,6497,4919],{"class":3564},[3535,6499,3901],{"class":3756},[3535,6501,6502],{"class":3541},"process_time",[3535,6504,6505],{"class":3756},":.6f}",[3535,6507,6508],{"class":3564},"\"\n",[3535,6510,6511],{"class":3537,"line":3924},[3535,6512,3732],{"emptyLinePlaceholder":3731},[3535,6514,6515,6517],{"class":3537,"line":3946},[3535,6516,3961],{"class":3716},[3535,6518,6519],{"class":3541}," response\n",[3479,6521,6523,6524],{"id":6522},"рівень-2-клас-що-успадковує-basehttpmiddleware","Рівень 2: Клас, що успадковує ",[3416,6525,6526],{},"BaseHTTPMiddleware",[3385,6528,6529],{},"Дозволяє реалізувати посередника в ООП-стилі. Це спрощує передачу конфігураційних параметрів під час реєстрації посередника та полегшує структурування коду.",[3525,6531,6534],{"className":3706,"code":6532,"filename":6533,"language":3709,"meta":3531,"style":3531},"from fastapi import FastAPI, Request\nfrom starlette.middleware.base import BaseHTTPMiddleware\nfrom starlette.responses import Response\n\nclass CustomHeaderMiddleware(BaseHTTPMiddleware):\n    def __init__(self, app, header_name: str, header_value: str):\n        # Обов'язково викликаємо конструктор базового класу\n        super().__init__(app)\n        self.header_name = header_name\n        self.header_value = header_value\n\n    async def dispatch(self, request: Request, call_next) -> Response:\n        # Викликаємо наступний посередник\n        response = await call_next(request)\n        # Додаємо сконфігурований заголовок\n        response.headers[self.header_name] = self.header_value\n        return response\n\napp = FastAPI()\n\n# Реєструємо клас-посередник та передаємо додаткові аргументи\napp.add_middleware(\n    CustomHeaderMiddleware,\n    header_name=\"X-Custom-System\",\n    header_value=\"TaskForgeEngine-1.0\"\n)\n","class_middleware.py",[3416,6535,6536,6546,6558,6570,6574,6587,6624,6629,6643,6651,6658,6662,6687,6692,6701,6706,6721,6727,6731,6735,6739,6744,6749,6754,6766,6776],{"__ignoreMap":3531},[3535,6537,6538,6540,6542,6544],{"class":3537,"line":3538},[3535,6539,3717],{"class":3716},[3535,6541,3720],{"class":3541},[3535,6543,3723],{"class":3716},[3535,6545,6395],{"class":3541},[3535,6547,6548,6550,6553,6555],{"class":3537,"line":3545},[3535,6549,3717],{"class":3716},[3535,6551,6552],{"class":3541}," starlette.middleware.base ",[3535,6554,3723],{"class":3716},[3535,6556,6557],{"class":3541}," BaseHTTPMiddleware\n",[3535,6559,6560,6562,6565,6567],{"class":3537,"line":3555},[3535,6561,3717],{"class":3716},[3535,6563,6564],{"class":3541}," starlette.responses ",[3535,6566,3723],{"class":3716},[3535,6568,6569],{"class":3541}," Response\n",[3535,6571,6572],{"class":3537,"line":3571},[3535,6573,3732],{"emptyLinePlaceholder":3731},[3535,6575,6576,6578,6581,6583,6585],{"class":3537,"line":3584},[3535,6577,4458],{"class":3756},[3535,6579,6580],{"class":3785}," CustomHeaderMiddleware",[3535,6582,3750],{"class":3541},[3535,6584,6526],{"class":3785},[3535,6586,3799],{"class":3541},[3535,6588,6589,6592,6595,6597,6600,6602,6604,6606,6609,6611,6613,6615,6618,6620,6622],{"class":3537,"line":3598},[3535,6590,6591],{"class":3756},"    def",[3535,6593,6594],{"class":3746}," __init__",[3535,6596,3750],{"class":3541},[3535,6598,6599],{"class":3779},"self",[3535,6601,3426],{"class":3541},[3535,6603,6281],{"class":3779},[3535,6605,3426],{"class":3541},[3535,6607,6608],{"class":3779},"header_name",[3535,6610,3561],{"class":3541},[3535,6612,3458],{"class":3785},[3535,6614,3426],{"class":3541},[3535,6616,6617],{"class":3779},"header_value",[3535,6619,3561],{"class":3541},[3535,6621,3458],{"class":3785},[3535,6623,3799],{"class":3541},[3535,6625,6626],{"class":3537,"line":3611},[3535,6627,6628],{"class":3820},"        # Обов'язково викликаємо конструктор базового класу\n",[3535,6630,6631,6634,6637,6640],{"class":3537,"line":3622},[3535,6632,6633],{"class":3785},"        super",[3535,6635,6636],{"class":3541},"().",[3535,6638,6639],{"class":3746},"__init__",[3535,6641,6642],{"class":3541},"(app)\n",[3535,6644,6645,6648],{"class":3537,"line":3628},[3535,6646,6647],{"class":3756},"        self",[3535,6649,6650],{"class":3541},".header_name = header_name\n",[3535,6652,6653,6655],{"class":3537,"line":3824},[3535,6654,6647],{"class":3756},[3535,6656,6657],{"class":3541},".header_value = header_value\n",[3535,6659,6660],{"class":3537,"line":3833},[3535,6661,3732],{"emptyLinePlaceholder":3731},[3535,6663,6664,6667,6669,6672,6674,6676,6678,6680,6682,6684],{"class":3537,"line":3842},[3535,6665,6666],{"class":3756},"    async",[3535,6668,3771],{"class":3756},[3535,6670,6671],{"class":3746}," dispatch",[3535,6673,3750],{"class":3541},[3535,6675,6599],{"class":3779},[3535,6677,3426],{"class":3541},[3535,6679,4093],{"class":3779},[3535,6681,4096],{"class":3541},[3535,6683,6184],{"class":3779},[3535,6685,6686],{"class":3541},") -> Response:\n",[3535,6688,6689],{"class":3537,"line":3851},[3535,6690,6691],{"class":3820},"        # Викликаємо наступний посередник\n",[3535,6693,6694,6697,6699],{"class":3537,"line":3863},[3535,6695,6696],{"class":3541},"        response = ",[3535,6698,6465],{"class":3716},[3535,6700,6468],{"class":3541},[3535,6702,6703],{"class":3537,"line":3875},[3535,6704,6705],{"class":3820},"        # Додаємо сконфігурований заголовок\n",[3535,6707,6708,6711,6713,6716,6718],{"class":3537,"line":3887},[3535,6709,6710],{"class":3541},"        response.headers[",[3535,6712,6599],{"class":3756},[3535,6714,6715],{"class":3541},".header_name] = ",[3535,6717,6599],{"class":3756},[3535,6719,6720],{"class":3541},".header_value\n",[3535,6722,6723,6725],{"class":3537,"line":3924},[3535,6724,4378],{"class":3716},[3535,6726,6519],{"class":3541},[3535,6728,6729],{"class":3537,"line":3946},[3535,6730,3732],{"emptyLinePlaceholder":3731},[3535,6732,6733],{"class":3537,"line":3952},[3535,6734,3737],{"class":3541},[3535,6736,6737],{"class":3537,"line":3958},[3535,6738,3732],{"emptyLinePlaceholder":3731},[3535,6740,6741],{"class":3537,"line":4537},[3535,6742,6743],{"class":3820},"# Реєструємо клас-посередник та передаємо додаткові аргументи\n",[3535,6745,6746],{"class":3537,"line":4543},[3535,6747,6748],{"class":3541},"app.add_middleware(\n",[3535,6750,6751],{"class":3537,"line":4548},[3535,6752,6753],{"class":3541},"    CustomHeaderMiddleware,\n",[3535,6755,6756,6759,6761,6764],{"class":3537,"line":4555},[3535,6757,6758],{"class":3779},"    header_name",[3535,6760,4117],{"class":3541},[3535,6762,6763],{"class":3564},"\"X-Custom-System\"",[3535,6765,3568],{"class":3541},[3535,6767,6768,6771,6773],{"class":3537,"line":4574},[3535,6769,6770],{"class":3779},"    header_value",[3535,6772,4117],{"class":3541},[3535,6774,6775],{"class":3564},"\"TaskForgeEngine-1.0\"\n",[3535,6777,6778],{"class":3537,"line":4580},[3535,6779,3763],{"class":3541},[3479,6781,6783],{"id":6782},"рівень-3-чистий-asgi-посередник-pure-asgi-middleware","Рівень 3: Чистий ASGI-посередник (Pure ASGI Middleware)",[3385,6785,6786,6787,6790],{},"Найбільш низькорівневий, але ",[3413,6788,6789],{},"найшвидший"," тип посередника.",[6792,6793,6795,6796,6798,6799,6801],"h5",{"id":6794},"чому-appmiddlewarehttp-та-basehttpmiddleware-є-повільними","Чому ",[3416,6797,6368],{}," та ",[3416,6800,6526],{}," є повільними?",[3385,6803,6804,6805,6807,6808,6811,6812,6798,6814,6816],{},"Під капотом ",[3416,6806,6526],{}," створює асинхронні задачі (",[3416,6809,6810],{},"asyncio.create_task",") та обгортає потоки отримання\u002Fвідправки тіла запиту, щоб перетворити низькорівневі ASGI-потоки на високорівневі об'єкти ",[3416,6813,4049],{},[3416,6815,4291],{},". Це додає значний оверхед на процесорний час та виділення пам'яті (memory allocation) на кожен HTTP-запит. Для високопродуктивних систем (Highload) це може стати вузьким місцем.",[3385,6818,6819,6822,6823,6826,6827,6830,6831,6834],{},[3413,6820,6821],{},"Pure ASGI Middleware"," взаємодіє з сервером напряму через ASGI-інтерфейс: функцію, яка приймає три параметри: ",[3416,6824,6825],{},"scope"," (словник метаданих з'єднання), ",[3416,6828,6829],{},"receive"," (асинхронний метод читання тіла запиту) та ",[3416,6832,6833],{},"send"," (асинхронний метод відправки відповіді).",[3385,6836,6837],{},"Розглянемо приклад чистого ASGI посередника для додавання заголовка безпеки:",[3525,6839,6842],{"className":3706,"code":6840,"filename":6841,"language":3709,"meta":3531,"style":3531},"# pure_asgi_middleware.py\nfrom fastapi import FastAPI\n\nclass PureASGIHeaderMiddleware:\n    def __init__(self, app):\n        self.app = app\n\n    async def __call__(self, scope, receive, send):\n        # Ми обробляємо лише HTTP-запити (ігноруємо WebSocket або Lifespan)\n        if scope[\"type\"] != \"http\":\n            await self.app(scope, receive, send)\n            return\n\n        # Декоруємо функцію відправки відповідей send\n        async def custom_send(message):\n            # Якщо повідомлення є стартом HTTP-відповіді, додаємо заголовок\n            if message[\"type\"] == \"http.response.start\":\n                # Перетворюємо headers на список кортежів байт (вимога ASGI специфікації)\n                headers = list(message.get(\"headers\", []))\n                headers.append((b\"x-pure-asgi\", b\"true\"))\n                message[\"headers\"] = headers\n\n            # Передаємо повідомлення далі ASGI-серверу\n            await send(message)\n\n        # Викликаємо додаток, передаючи оригінальний scope, receive та модифікований send\n        await self.app(scope, receive, custom_send)\n\napp = FastAPI()\n\n# Підключаємо чистий ASGI посередник\napp.add_middleware(PureASGIHeaderMiddleware)\n\n@app.get(\"\u002F\")\nasync def index():\n    return {\"message\": \"Hello from Pure ASGI Middleware!\"}\n","pure_asgi_middleware.py",[3416,6843,6844,6849,6860,6864,6874,6890,6897,6901,6928,6933,6950,6961,6966,6970,6975,6992,6997,7015,7020,7036,7057,7067,7071,7076,7083,7087,7092,7101,7105,7109,7113,7118,7123,7127,7138,7150],{"__ignoreMap":3531},[3535,6845,6846],{"class":3537,"line":3538},[3535,6847,6848],{"class":3820},"# pure_asgi_middleware.py\n",[3535,6850,6851,6853,6855,6857],{"class":3537,"line":3545},[3535,6852,3717],{"class":3716},[3535,6854,3720],{"class":3541},[3535,6856,3723],{"class":3716},[3535,6858,6859],{"class":3541}," FastAPI\n",[3535,6861,6862],{"class":3537,"line":3555},[3535,6863,3732],{"emptyLinePlaceholder":3731},[3535,6865,6866,6868,6871],{"class":3537,"line":3571},[3535,6867,4458],{"class":3756},[3535,6869,6870],{"class":3785}," PureASGIHeaderMiddleware",[3535,6872,6873],{"class":3541},":\n",[3535,6875,6876,6878,6880,6882,6884,6886,6888],{"class":3537,"line":3584},[3535,6877,6591],{"class":3756},[3535,6879,6594],{"class":3746},[3535,6881,3750],{"class":3541},[3535,6883,6599],{"class":3779},[3535,6885,3426],{"class":3541},[3535,6887,6281],{"class":3779},[3535,6889,3799],{"class":3541},[3535,6891,6892,6894],{"class":3537,"line":3598},[3535,6893,6647],{"class":3756},[3535,6895,6896],{"class":3541},".app = app\n",[3535,6898,6899],{"class":3537,"line":3611},[3535,6900,3732],{"emptyLinePlaceholder":3731},[3535,6902,6903,6905,6907,6910,6912,6914,6916,6918,6920,6922,6924,6926],{"class":3537,"line":3622},[3535,6904,6666],{"class":3756},[3535,6906,3771],{"class":3756},[3535,6908,6909],{"class":3746}," __call__",[3535,6911,3750],{"class":3541},[3535,6913,6599],{"class":3779},[3535,6915,3426],{"class":3541},[3535,6917,6825],{"class":3779},[3535,6919,3426],{"class":3541},[3535,6921,6829],{"class":3779},[3535,6923,3426],{"class":3541},[3535,6925,6833],{"class":3779},[3535,6927,3799],{"class":3541},[3535,6929,6930],{"class":3537,"line":3628},[3535,6931,6932],{"class":3820},"        # Ми обробляємо лише HTTP-запити (ігноруємо WebSocket або Lifespan)\n",[3535,6934,6935,6937,6940,6943,6946,6948],{"class":3537,"line":3824},[3535,6936,4250],{"class":3716},[3535,6938,6939],{"class":3541}," scope[",[3535,6941,6942],{"class":3564},"\"type\"",[3535,6944,6945],{"class":3541},"] != ",[3535,6947,6417],{"class":3564},[3535,6949,6873],{"class":3541},[3535,6951,6952,6955,6958],{"class":3537,"line":3833},[3535,6953,6954],{"class":3716},"            await",[3535,6956,6957],{"class":3756}," self",[3535,6959,6960],{"class":3541},".app(scope, receive, send)\n",[3535,6962,6963],{"class":3537,"line":3842},[3535,6964,6965],{"class":3716},"            return\n",[3535,6967,6968],{"class":3537,"line":3851},[3535,6969,3732],{"emptyLinePlaceholder":3731},[3535,6971,6972],{"class":3537,"line":3863},[3535,6973,6974],{"class":3820},"        # Декоруємо функцію відправки відповідей send\n",[3535,6976,6977,6980,6982,6985,6987,6990],{"class":3537,"line":3875},[3535,6978,6979],{"class":3756},"        async",[3535,6981,3771],{"class":3756},[3535,6983,6984],{"class":3746}," custom_send",[3535,6986,3750],{"class":3541},[3535,6988,6989],{"class":3779},"message",[3535,6991,3799],{"class":3541},[3535,6993,6994],{"class":3537,"line":3887},[3535,6995,6996],{"class":3820},"            # Якщо повідомлення є стартом HTTP-відповіді, додаємо заголовок\n",[3535,6998,6999,7002,7005,7007,7010,7013],{"class":3537,"line":3924},[3535,7000,7001],{"class":3716},"            if",[3535,7003,7004],{"class":3541}," message[",[3535,7006,6942],{"class":3564},[3535,7008,7009],{"class":3541},"] == ",[3535,7011,7012],{"class":3564},"\"http.response.start\"",[3535,7014,6873],{"class":3541},[3535,7016,7017],{"class":3537,"line":3946},[3535,7018,7019],{"class":3820},"                # Перетворюємо headers на список кортежів байт (вимога ASGI специфікації)\n",[3535,7021,7022,7025,7027,7030,7033],{"class":3537,"line":3952},[3535,7023,7024],{"class":3541},"                headers = ",[3535,7026,3466],{"class":3785},[3535,7028,7029],{"class":3541},"(message.get(",[3535,7031,7032],{"class":3564},"\"headers\"",[3535,7034,7035],{"class":3541},", []))\n",[3535,7037,7038,7041,7044,7047,7049,7051,7054],{"class":3537,"line":3958},[3535,7039,7040],{"class":3541},"                headers.append((",[3535,7042,7043],{"class":3756},"b",[3535,7045,7046],{"class":3564},"\"x-pure-asgi\"",[3535,7048,3426],{"class":3541},[3535,7050,7043],{"class":3756},[3535,7052,7053],{"class":3564},"\"true\"",[3535,7055,7056],{"class":3541},"))\n",[3535,7058,7059,7062,7064],{"class":3537,"line":4537},[3535,7060,7061],{"class":3541},"                message[",[3535,7063,7032],{"class":3564},[3535,7065,7066],{"class":3541},"] = headers\n",[3535,7068,7069],{"class":3537,"line":4543},[3535,7070,3732],{"emptyLinePlaceholder":3731},[3535,7072,7073],{"class":3537,"line":4548},[3535,7074,7075],{"class":3820},"            # Передаємо повідомлення далі ASGI-серверу\n",[3535,7077,7078,7080],{"class":3537,"line":4555},[3535,7079,6954],{"class":3716},[3535,7081,7082],{"class":3541}," send(message)\n",[3535,7084,7085],{"class":3537,"line":4574},[3535,7086,3732],{"emptyLinePlaceholder":3731},[3535,7088,7089],{"class":3537,"line":4580},[3535,7090,7091],{"class":3820},"        # Викликаємо додаток, передаючи оригінальний scope, receive та модифікований send\n",[3535,7093,7094,7096,7098],{"class":3537,"line":4587},[3535,7095,4314],{"class":3716},[3535,7097,6957],{"class":3756},[3535,7099,7100],{"class":3541},".app(scope, receive, custom_send)\n",[3535,7102,7103],{"class":3537,"line":4595},[3535,7104,3732],{"emptyLinePlaceholder":3731},[3535,7106,7107],{"class":3537,"line":4602},[3535,7108,3737],{"class":3541},[3535,7110,7111],{"class":3537,"line":4615},[3535,7112,3732],{"emptyLinePlaceholder":3731},[3535,7114,7115],{"class":3537,"line":4628},[3535,7116,7117],{"class":3820},"# Підключаємо чистий ASGI посередник\n",[3535,7119,7120],{"class":3537,"line":4637},[3535,7121,7122],{"class":3541},"app.add_middleware(PureASGIHeaderMiddleware)\n",[3535,7124,7125],{"class":3537,"line":4643},[3535,7126,3732],{"emptyLinePlaceholder":3731},[3535,7128,7129,7131,7133,7136],{"class":3537,"line":4648},[3535,7130,4908],{"class":3746},[3535,7132,3750],{"class":3541},[3535,7134,7135],{"class":3564},"\"\u002F\"",[3535,7137,3763],{"class":3541},[3535,7139,7140,7142,7144,7147],{"class":3537,"line":4653},[3535,7141,3768],{"class":3756},[3535,7143,3771],{"class":3756},[3535,7145,7146],{"class":3746}," index",[3535,7148,7149],{"class":3541},"():\n",[3535,7151,7152,7154,7156,7158,7160,7163],{"class":3537,"line":4661},[3535,7153,3961],{"class":3716},[3535,7155,3964],{"class":3541},[3535,7157,4143],{"class":3564},[3535,7159,3561],{"class":3541},[3535,7161,7162],{"class":3564},"\"Hello from Pure ASGI Middleware!\"",[3535,7164,3631],{"class":3541},[7166,7167,7168,7169,3426,7172,7175,7176,7178],"tip",{},"Усі вбудовані критично важливі посередники у FastAPI (наприклад, ",[3416,7170,7171],{},"CORSMiddleware",[3416,7173,7174],{},"GZipMiddleware",") написані як ",[3413,7177,6821],{}," для досягнення максимальної пропускної спроможності. Використовуйте цей підхід для критичних для продуктивності компонентів.",[3392,7180],{},[3395,7182,7184],{"id":7183},"частина-iii-створення-практичних-кастомних-middleware-та-конфігурація-cors","Частина III: Створення практичних кастомних Middleware та конфігурація CORS",[3385,7186,7187],{},"Концептуальне розуміння конвеєра дозволяє перейти до вирішення реальних інженерних задач: побудови системи наскрізного трасування запитів (Correlation ID), вимірювання продуктивності та налаштування безпеки міждоменних запитів (CORS) для SPA-клієнтів.",[3392,7189],{},[3405,7191,7193],{"id":7192},"трасування-запитів-correlation-id-через-contextvars","Трасування запитів (Correlation ID) через ContextVars",[3385,7195,7196,7197,3463,7200,7203],{},"У складних розподілених системах (мікросервісах) критично важливо мати можливість простежити весь шлях виконання запиту через усі шари додатка та бази даних. Для цього кожному вхідному запиту присвоюється унікальний ідентифікатор — ",[3413,7198,7199],{},"Request ID",[3413,7201,7202],{},"Correlation ID"," (зазвичай UUID).",[3385,7205,7206],{},"Цей ідентифікатор має автоматично:",[4002,7208,7209,7212],{},[3441,7210,7211],{},"Додаватися до кожного логу, який записується під час обробки поточного запиту.",[3441,7213,7214,7215,3419],{},"Повертатися клієнту у відповіді в заголовку ",[3416,7216,7217],{},"X-Request-ID",[3479,7219,7221],{"id":7220},"важлива-проблема-асинхронності-чому-не-можна-використовувати-глобальні-змінні","Важлива проблема асинхронності: Чому не можна використовувати глобальні змінні?",[3385,7223,7224,7225,3467],{},"В асинхронних додатках один потік процесора (OS thread) паралельно обробляє тисячі запитів клієнтів, швидко перемикаючись між ними при кожній асинхронній операції (",[3416,7226,6465],{},[3438,7228,7229,7232,7239],{},[3441,7230,7231],{},"Якщо ми збережемо Request ID у звичайній глобальній змінній модуля, при перемиканні контексту (context switch) ідентифікатор одного користувача перезапише ідентифікатор іншого.",[3441,7233,7234,7235,7238],{},"В ASP.NET Core для зберігання контексту запиту використовується клас ",[3416,7236,7237],{},"AsyncLocal\u003CT>",", який ізолює дані в межах логічного потоку виконання.",[3441,7240,7241,7242,7247,7248,7251],{},"У Python аналогом є стандартна бібліотека ",[3413,7243,7244],{},[3416,7245,7246],{},"contextvars"," (PEP 567). Створена в ній змінна ",[3416,7249,7250],{},"ContextVar"," зберігає власне унікальне значення для кожної асинхронної задачі (Task), гарантуючи ізоляцію та безпеку виконання запитів (Concurrency Safety).",[3385,7253,7254,7255,7257],{},"Створимо комплексний приклад посередника, який генерує Request ID, зберігає його в ",[3416,7256,7250],{},", логує час обробки та повертає заголовки клієнту:",[3525,7259,7262],{"className":3706,"code":7260,"filename":7261,"language":3709,"meta":3531,"style":3531},"# custom_middlewares_demo.py\nimport time\nimport uuid\nfrom contextvars import ContextVar\nfrom fastapi import FastAPI, Request\n\n# 1. Створюємо контекстну змінну для збереження Request ID (аналог AsyncLocal в C#)\nrequest_id_var: ContextVar[str] = ContextVar(\"request_id\", default=\"\")\n\n# Функція-помічник для отримання Request ID у будь-якому місці коду (наприклад, у логері)\ndef get_current_request_id() -> str:\n    return request_id_var.get()\n\napp = FastAPI()\n\n# 2. Посередник для трасування та логування запитів\n@app.middleware(\"http\")\nasync def audit_and_tracing_middleware(request: Request, call_next):\n    # А. Зчитуємо Request ID від клієнта або генеруємо новий UUID\n    client_request_id = request.headers.get(\"X-Request-ID\")\n    request_id = client_request_id if client_request_id else str(uuid.uuid4())\n    \n    # Б. Встановлюємо значення в ContextVar (ізольоване для поточного асинхронного таска)\n    token = request_id_var.set(request_id)\n    \n    start_time = time.perf_counter()\n    \n    # Виводимо структурований лог початку запиту\n    print(f\"[LOG] [{request_id}] START: {request.method} {request.url.path}\")\n    \n    try:\n        # В. Передаємо запит далі в конвеєр\n        response = await call_next(request)\n        \n        # Г. Додаємо заголовок з Request ID у відповідь клієнту\n        response.headers[\"X-Request-ID\"] = request_id\n        \n        # Обчислюємо час обробки запиту\n        process_time = time.perf_counter() - start_time\n        response.headers[\"X-Process-Time\"] = f\"{process_time:.6f}\"\n        \n        # Виводимо структурований лог завершення запиту\n        print(f\"[LOG] [{request_id}] END: {request.method} {request.url.path} | Status: {response.status_code} | Time: {process_time:.6f}s\")\n        \n        return response\n        \n    finally:\n        # Д. Обов'язково скидаємо значення контексту до початкового стану після завершення\n        request_id_var.reset(token)\n\n# --- ЕНДПОІНТИ ---\n\n@app.get(\"\u002Fitems\u002F{item_id}\")\nasync def read_item(item_id: int):\n    # Звертаємося до нашої контекстної змінної\n    current_rid = get_current_request_id()\n    \n    # Будь-який внутрішній сервіс тепер може отримати цей ID без прокидання через параметри!\n    print(f\"[LOG] [{current_rid}] Бізнес-логіка: обробляємо товар з ID {item_id}\")\n    \n    return {\"item_id\": item_id, \"name\": f\"Product {item_id}\", \"request_id\": current_rid}\n","custom_middlewares_demo.py",[3416,7263,7264,7269,7275,7282,7294,7304,7308,7313,7338,7342,7347,7362,7369,7373,7377,7381,7386,7396,7415,7420,7430,7448,7453,7458,7463,7467,7471,7475,7480,7520,7524,7531,7536,7544,7549,7554,7563,7567,7572,7577,7597,7601,7606,7662,7666,7672,7676,7683,7688,7693,7697,7702,7706,7722,7742,7747,7752,7756,7761,7791,7795],{"__ignoreMap":3531},[3535,7265,7266],{"class":3537,"line":3538},[3535,7267,7268],{"class":3820},"# custom_middlewares_demo.py\n",[3535,7270,7271,7273],{"class":3537,"line":3545},[3535,7272,3723],{"class":3716},[3535,7274,6384],{"class":3541},[3535,7276,7277,7279],{"class":3537,"line":3555},[3535,7278,3723],{"class":3716},[3535,7280,7281],{"class":3541}," uuid\n",[3535,7283,7284,7286,7289,7291],{"class":3537,"line":3571},[3535,7285,3717],{"class":3716},[3535,7287,7288],{"class":3541}," contextvars ",[3535,7290,3723],{"class":3716},[3535,7292,7293],{"class":3541}," ContextVar\n",[3535,7295,7296,7298,7300,7302],{"class":3537,"line":3584},[3535,7297,3717],{"class":3716},[3535,7299,3720],{"class":3541},[3535,7301,3723],{"class":3716},[3535,7303,6395],{"class":3541},[3535,7305,7306],{"class":3537,"line":3598},[3535,7307,3732],{"emptyLinePlaceholder":3731},[3535,7309,7310],{"class":3537,"line":3611},[3535,7311,7312],{"class":3820},"# 1. Створюємо контекстну змінну для збереження Request ID (аналог AsyncLocal в C#)\n",[3535,7314,7315,7318,7320,7323,7326,7328,7331,7333,7336],{"class":3537,"line":3622},[3535,7316,7317],{"class":3541},"request_id_var: ContextVar[",[3535,7319,3458],{"class":3785},[3535,7321,7322],{"class":3541},"] = ContextVar(",[3535,7324,7325],{"class":3564},"\"request_id\"",[3535,7327,3426],{"class":3541},[3535,7329,7330],{"class":3779},"default",[3535,7332,4117],{"class":3541},[3535,7334,7335],{"class":3564},"\"\"",[3535,7337,3763],{"class":3541},[3535,7339,7340],{"class":3537,"line":3628},[3535,7341,3732],{"emptyLinePlaceholder":3731},[3535,7343,7344],{"class":3537,"line":3824},[3535,7345,7346],{"class":3820},"# Функція-помічник для отримання Request ID у будь-якому місці коду (наприклад, у логері)\n",[3535,7348,7349,7352,7355,7358,7360],{"class":3537,"line":3833},[3535,7350,7351],{"class":3756},"def",[3535,7353,7354],{"class":3746}," get_current_request_id",[3535,7356,7357],{"class":3541},"() -> ",[3535,7359,3458],{"class":3785},[3535,7361,6873],{"class":3541},[3535,7363,7364,7366],{"class":3537,"line":3842},[3535,7365,3961],{"class":3716},[3535,7367,7368],{"class":3541}," request_id_var.get()\n",[3535,7370,7371],{"class":3537,"line":3851},[3535,7372,3732],{"emptyLinePlaceholder":3731},[3535,7374,7375],{"class":3537,"line":3863},[3535,7376,3737],{"class":3541},[3535,7378,7379],{"class":3537,"line":3875},[3535,7380,3732],{"emptyLinePlaceholder":3731},[3535,7382,7383],{"class":3537,"line":3887},[3535,7384,7385],{"class":3820},"# 2. Посередник для трасування та логування запитів\n",[3535,7387,7388,7390,7392,7394],{"class":3537,"line":3924},[3535,7389,6412],{"class":3746},[3535,7391,3750],{"class":3541},[3535,7393,6417],{"class":3564},[3535,7395,3763],{"class":3541},[3535,7397,7398,7400,7402,7405,7407,7409,7411,7413],{"class":3537,"line":3946},[3535,7399,3768],{"class":3756},[3535,7401,3771],{"class":3756},[3535,7403,7404],{"class":3746}," audit_and_tracing_middleware",[3535,7406,3750],{"class":3541},[3535,7408,4093],{"class":3779},[3535,7410,4096],{"class":3541},[3535,7412,6184],{"class":3779},[3535,7414,3799],{"class":3541},[3535,7416,7417],{"class":3537,"line":3952},[3535,7418,7419],{"class":3820},"    # А. Зчитуємо Request ID від клієнта або генеруємо новий UUID\n",[3535,7421,7422,7425,7428],{"class":3537,"line":3958},[3535,7423,7424],{"class":3541},"    client_request_id = request.headers.get(",[3535,7426,7427],{"class":3564},"\"X-Request-ID\"",[3535,7429,3763],{"class":3541},[3535,7431,7432,7435,7437,7440,7442,7445],{"class":3537,"line":4537},[3535,7433,7434],{"class":3541},"    request_id = client_request_id ",[3535,7436,5656],{"class":3716},[3535,7438,7439],{"class":3541}," client_request_id ",[3535,7441,5666],{"class":3716},[3535,7443,7444],{"class":3785}," str",[3535,7446,7447],{"class":3541},"(uuid.uuid4())\n",[3535,7449,7450],{"class":3537,"line":4543},[3535,7451,7452],{"class":3541},"    \n",[3535,7454,7455],{"class":3537,"line":4548},[3535,7456,7457],{"class":3820},"    # Б. Встановлюємо значення в ContextVar (ізольоване для поточного асинхронного таска)\n",[3535,7459,7460],{"class":3537,"line":4555},[3535,7461,7462],{"class":3541},"    token = request_id_var.set(request_id)\n",[3535,7464,7465],{"class":3537,"line":4574},[3535,7466,7452],{"class":3541},[3535,7468,7469],{"class":3537,"line":4580},[3535,7470,6448],{"class":3541},[3535,7472,7473],{"class":3537,"line":4587},[3535,7474,7452],{"class":3541},[3535,7476,7477],{"class":3537,"line":4595},[3535,7478,7479],{"class":3820},"    # Виводимо структурований лог початку запиту\n",[3535,7481,7482,7485,7487,7489,7492,7494,7497,7499,7502,7504,7507,7509,7511,7514,7516,7518],{"class":3537,"line":4602},[3535,7483,7484],{"class":3746},"    print",[3535,7486,3750],{"class":3541},[3535,7488,3895],{"class":3756},[3535,7490,7491],{"class":3564},"\"[LOG] [",[3535,7493,3901],{"class":3756},[3535,7495,7496],{"class":3541},"request_id",[3535,7498,3940],{"class":3756},[3535,7500,7501],{"class":3564},"] START: ",[3535,7503,3901],{"class":3756},[3535,7505,7506],{"class":3541},"request.method",[3535,7508,3940],{"class":3756},[3535,7510,3964],{"class":3756},[3535,7512,7513],{"class":3541},"request.url.path",[3535,7515,3940],{"class":3756},[3535,7517,4919],{"class":3564},[3535,7519,3763],{"class":3541},[3535,7521,7522],{"class":3537,"line":4615},[3535,7523,7452],{"class":3541},[3535,7525,7526,7529],{"class":3537,"line":4628},[3535,7527,7528],{"class":3716},"    try",[3535,7530,6873],{"class":3541},[3535,7532,7533],{"class":3537,"line":4637},[3535,7534,7535],{"class":3820},"        # В. Передаємо запит далі в конвеєр\n",[3535,7537,7538,7540,7542],{"class":3537,"line":4643},[3535,7539,6696],{"class":3541},[3535,7541,6465],{"class":3716},[3535,7543,6468],{"class":3541},[3535,7545,7546],{"class":3537,"line":4648},[3535,7547,7548],{"class":3541},"        \n",[3535,7550,7551],{"class":3537,"line":4653},[3535,7552,7553],{"class":3820},"        # Г. Додаємо заголовок з Request ID у відповідь клієнту\n",[3535,7555,7556,7558,7560],{"class":3537,"line":4661},[3535,7557,6710],{"class":3541},[3535,7559,7427],{"class":3564},[3535,7561,7562],{"class":3541},"] = request_id\n",[3535,7564,7565],{"class":3537,"line":4682},[3535,7566,7548],{"class":3541},[3535,7568,7569],{"class":3537,"line":4688},[3535,7570,7571],{"class":3820},"        # Обчислюємо час обробки запиту\n",[3535,7573,7574],{"class":3537,"line":4695},[3535,7575,7576],{"class":3541},"        process_time = time.perf_counter() - start_time\n",[3535,7578,7579,7581,7583,7585,7587,7589,7591,7593,7595],{"class":3537,"line":4703},[3535,7580,6710],{"class":3541},[3535,7582,6490],{"class":3564},[3535,7584,6493],{"class":3541},[3535,7586,3895],{"class":3756},[3535,7588,4919],{"class":3564},[3535,7590,3901],{"class":3756},[3535,7592,6502],{"class":3541},[3535,7594,6505],{"class":3756},[3535,7596,6508],{"class":3564},[3535,7598,7599],{"class":3537,"line":4710},[3535,7600,7548],{"class":3541},[3535,7602,7603],{"class":3537,"line":4722},[3535,7604,7605],{"class":3820},"        # Виводимо структурований лог завершення запиту\n",[3535,7607,7608,7611,7613,7615,7617,7619,7621,7623,7626,7628,7630,7632,7634,7636,7638,7641,7643,7646,7648,7651,7653,7655,7657,7660],{"class":3537,"line":4733},[3535,7609,7610],{"class":3746},"        print",[3535,7612,3750],{"class":3541},[3535,7614,3895],{"class":3756},[3535,7616,7491],{"class":3564},[3535,7618,3901],{"class":3756},[3535,7620,7496],{"class":3541},[3535,7622,3940],{"class":3756},[3535,7624,7625],{"class":3564},"] END: ",[3535,7627,3901],{"class":3756},[3535,7629,7506],{"class":3541},[3535,7631,3940],{"class":3756},[3535,7633,3964],{"class":3756},[3535,7635,7513],{"class":3541},[3535,7637,3940],{"class":3756},[3535,7639,7640],{"class":3564}," | Status: ",[3535,7642,3901],{"class":3756},[3535,7644,7645],{"class":3541},"response.status_code",[3535,7647,3940],{"class":3756},[3535,7649,7650],{"class":3564}," | Time: ",[3535,7652,3901],{"class":3756},[3535,7654,6502],{"class":3541},[3535,7656,6505],{"class":3756},[3535,7658,7659],{"class":3564},"s\"",[3535,7661,3763],{"class":3541},[3535,7663,7664],{"class":3537,"line":4740},[3535,7665,7548],{"class":3541},[3535,7667,7668,7670],{"class":3537,"line":4745},[3535,7669,4378],{"class":3716},[3535,7671,6519],{"class":3541},[3535,7673,7674],{"class":3537,"line":4750},[3535,7675,7548],{"class":3541},[3535,7677,7678,7681],{"class":3537,"line":4755},[3535,7679,7680],{"class":3716},"    finally",[3535,7682,6873],{"class":3541},[3535,7684,7685],{"class":3537,"line":4763},[3535,7686,7687],{"class":3820},"        # Д. Обов'язково скидаємо значення контексту до початкового стану після завершення\n",[3535,7689,7690],{"class":3537,"line":4784},[3535,7691,7692],{"class":3541},"        request_id_var.reset(token)\n",[3535,7694,7695],{"class":3537,"line":4790},[3535,7696,3732],{"emptyLinePlaceholder":3731},[3535,7698,7699],{"class":3537,"line":4797},[3535,7700,7701],{"class":3820},"# --- ЕНДПОІНТИ ---\n",[3535,7703,7704],{"class":3537,"line":4804},[3535,7705,3732],{"emptyLinePlaceholder":3731},[3535,7707,7708,7710,7712,7715,7718,7720],{"class":3537,"line":4811},[3535,7709,4908],{"class":3746},[3535,7711,3750],{"class":3541},[3535,7713,7714],{"class":3564},"\"\u002Fitems\u002F",[3535,7716,7717],{"class":3756},"{item_id}",[3535,7719,4919],{"class":3564},[3535,7721,3763],{"class":3541},[3535,7723,7724,7726,7728,7731,7733,7736,7738,7740],{"class":3537,"line":4823},[3535,7725,3768],{"class":3756},[3535,7727,3771],{"class":3756},[3535,7729,7730],{"class":3746}," read_item",[3535,7732,3750],{"class":3541},[3535,7734,7735],{"class":3779},"item_id",[3535,7737,3561],{"class":3541},[3535,7739,3786],{"class":3785},[3535,7741,3799],{"class":3541},[3535,7743,7744],{"class":3537,"line":4835},[3535,7745,7746],{"class":3820},"    # Звертаємося до нашої контекстної змінної\n",[3535,7748,7749],{"class":3537,"line":4840},[3535,7750,7751],{"class":3541},"    current_rid = get_current_request_id()\n",[3535,7753,7754],{"class":3537,"line":4845},[3535,7755,7452],{"class":3541},[3535,7757,7758],{"class":3537,"line":4850},[3535,7759,7760],{"class":3820},"    # Будь-який внутрішній сервіс тепер може отримати цей ID без прокидання через параметри!\n",[3535,7762,7763,7765,7767,7769,7771,7773,7776,7778,7781,7783,7785,7787,7789],{"class":3537,"line":4856},[3535,7764,7484],{"class":3746},[3535,7766,3750],{"class":3541},[3535,7768,3895],{"class":3756},[3535,7770,7491],{"class":3564},[3535,7772,3901],{"class":3756},[3535,7774,7775],{"class":3541},"current_rid",[3535,7777,3940],{"class":3756},[3535,7779,7780],{"class":3564},"] Бізнес-логіка: обробляємо товар з ID ",[3535,7782,3901],{"class":3756},[3535,7784,7735],{"class":3541},[3535,7786,3940],{"class":3756},[3535,7788,4919],{"class":3564},[3535,7790,3763],{"class":3541},[3535,7792,7793],{"class":3537,"line":4861},[3535,7794,7452],{"class":3541},[3535,7796,7797,7799,7801,7804,7807,7810,7812,7814,7817,7819,7821,7823,7825,7827,7829],{"class":3537,"line":4867},[3535,7798,3961],{"class":3716},[3535,7800,3964],{"class":3541},[3535,7802,7803],{"class":3564},"\"item_id\"",[3535,7805,7806],{"class":3541},": item_id, ",[3535,7808,7809],{"class":3564},"\"name\"",[3535,7811,3561],{"class":3541},[3535,7813,3895],{"class":3756},[3535,7815,7816],{"class":3564},"\"Product ",[3535,7818,3901],{"class":3756},[3535,7820,7735],{"class":3541},[3535,7822,3940],{"class":3756},[3535,7824,4919],{"class":3564},[3535,7826,3426],{"class":3541},[3535,7828,7325],{"class":3564},[3535,7830,7831],{"class":3541},": current_rid}\n",[3392,7833],{},[6792,7835,7837],{"id":7836},"запуск-та-тестування-трасування","Запуск та тестування трасування",[3385,7839,5060],{},[3522,7841,7842,7856],{},[3525,7843,7845],{"className":5065,"code":7844,"filename":5067,"language":5068,"meta":3531,"style":3531},"uvicorn custom_middlewares_demo:app --reload\n",[3416,7846,7847],{"__ignoreMap":3531},[3535,7848,7849,7851,7854],{"class":3537,"line":3538},[3535,7850,5075],{"class":3746},[3535,7852,7853],{"class":3564}," custom_middlewares_demo:app",[3535,7855,5081],{"class":3756},[3525,7857,7858],{"className":5084,"code":7844,"filename":5085,"language":5086,"meta":3531,"style":3531},[3416,7859,7860],{"__ignoreMap":3531},[3535,7861,7862],{"class":3537,"line":3538},[3535,7863,7844],{"class":3541},[3385,7865,7866,7867,3703],{},"Надішлемо тестовий GET запит за допомогою cURL, передавши власний заголовок ",[3416,7868,7217],{},[3522,7870,7871,7899],{},[3525,7872,7874],{"className":5065,"code":7873,"filename":5067,"language":5068,"meta":3531,"style":3531},"curl -i -X GET http:\u002F\u002F127.0.0.1:8000\u002Fitems\u002F42 \\\n  -H \"X-Request-ID: my-custom-correlation-123\"\n",[3416,7875,7876,7892],{"__ignoreMap":3531},[3535,7877,7878,7880,7883,7885,7887,7890],{"class":3537,"line":3538},[3535,7879,5117],{"class":3746},[3535,7881,7882],{"class":3756}," -i",[3535,7884,5120],{"class":3756},[3535,7886,5123],{"class":3564},[3535,7888,7889],{"class":3564}," http:\u002F\u002F127.0.0.1:8000\u002Fitems\u002F42",[3535,7891,5901],{"class":5900},[3535,7893,7894,7896],{"class":3537,"line":3545},[3535,7895,5906],{"class":3756},[3535,7897,7898],{"class":3564}," \"X-Request-ID: my-custom-correlation-123\"\n",[3525,7900,7902],{"className":5084,"code":7901,"filename":5085,"language":5086,"meta":3531,"style":3531},"curl.exe -i -X GET http:\u002F\u002F127.0.0.1:8000\u002Fitems\u002F42 `\n  -H \"X-Request-ID: my-custom-correlation-123\"\n",[3416,7903,7904,7929],{"__ignoreMap":3531},[3535,7905,7906,7908,7911,7913,7915,7917,7919,7921,7924,7927],{"class":3537,"line":3538},[3535,7907,5136],{"class":3746},[3535,7909,7910],{"class":3541}," -i -X GET http:\u002F\u002F",[3535,7912,5142],{"class":3592},[3535,7914,3419],{"class":3541},[3535,7916,5147],{"class":3592},[3535,7918,3703],{"class":3541},[3535,7920,5152],{"class":3592},[3535,7922,7923],{"class":3541},"\u002Fitems\u002F",[3535,7925,7926],{"class":3592},"42",[3535,7928,5955],{"class":3541},[3535,7930,7931,7933],{"class":3537,"line":3545},[3535,7932,5949],{"class":3541},[3535,7934,7935],{"class":3564},"\"X-Request-ID: my-custom-correlation-123\"\n",[5160,7937,7939,7945,7949,7953,7961,7969,7972],{":cursor":5162,"title":7938},"Консольний вивід відповіді з заголовками трасування",[5165,7940,7942],{"className":7941},[3537],[3535,7943,5321],{"className":7944},[5320,5172],[5165,7946,7948],{"className":7947},[3537],"content-length: 83",[5165,7950,7952],{"className":7951},[3537],"content-type: application\u002Fjson",[5165,7954,7956,7960],{"className":7955},[3537],[3413,7957,7959],{"className":7958},[5172],"x-request-id:"," my-custom-correlation-123",[5165,7962,7964,7968],{"className":7963},[3537],[3413,7965,7967],{"className":7966},[5172],"x-process-time:"," 0.001254",[5165,7970],{"className":7971},[3537],[5165,7973,7975],{"className":7974},[3537],"{\"item_id\":42,\"name\":\"Product 42\",\"request_id\":\"my-custom-correlation-123\"}",[3385,7977,7978],{},"У терміналі сервера ми побачимо наскрізний лаг, де кожен рядок (початок, середина бізнес-логіки та завершення) містить однаковий Correlation ID:",[5160,7980,7982,7986,7990,7994],{":cursor":5162,"title":7981},"Наскрізні логи сервера",[5165,7983,7985],{"className":7984},[3537],"[LOG] [my-custom-correlation-123] START: GET \u002Fitems\u002F42",[5165,7987,7989],{"className":7988},[3537],"[LOG] [my-custom-correlation-123] Бізнес-логіка: обробляємо товар з ID 42",[5165,7991,7993],{"className":7992},[3537],"[LOG] [my-custom-correlation-123] END: GET \u002Fitems\u002F42 | Status: 200 | Time: 0.001254s",[5165,7995,7997],{"className":7996},[3537],"INFO:     127.0.0.1:54323 - \"GET \u002Fitems\u002F42 HTTP\u002F1.1\" 200 OK",[3385,7999,8000,8001,8003],{},"Завдяки цьому ми отримуємо повну простежуваність логів (observability) без передачі ",[3416,8002,7496],{}," як параметру у кожну функцію чи сервіс.",[3392,8005],{},[3405,8007,8009],{"id":8008},"cors-cross-origin-resource-sharing","CORS (Cross-Origin Resource Sharing)",[3385,8011,8012,8013,8016,8017,8020],{},"Коли сучасний веб-додаток (наприклад, React або Vue SPA, запущений на ",[3416,8014,8015],{},"http:\u002F\u002Flocalhost:3000",") робить HTTP-запит до нашого FastAPI сервера (що працює на ",[3416,8018,8019],{},"http:\u002F\u002Flocalhost:8000","), браузер з міркувань безпеки блокує відповідь, якщо сервер явно не дозволив взаємодію з цим походженням (Origin).",[3385,8022,8023],{},"Для налаштування доступу використовується специфікація CORS.",[3385,8025,8026,8027,8030,8031,8034],{},"Перед відправкою важких запитів (наприклад, POST, PUT або запитів із кастомними заголовками) браузер автоматично надсилає попередній легкий запит ",[3413,8028,8029],{},"Preflight Request"," із методом ",[3416,8032,8033],{},"OPTIONS",", перевіряючи дозволи сервера.",[3479,8036,8038],{"id":8037},"порівняння-конфігурацій-cors-aspnet-core-fastapi","Порівняння конфігурацій CORS: ASP.NET Core ↔ FastAPI",[3385,8040,8041,8042,3419],{},"В ASP.NET Core для CORS створюється іменована або дефолтна політика у сервісах, яка потім підключається в конвеєр через ",[3416,8043,8044],{},"app.UseCors(\"MyPolicy\")",[3385,8046,8047,8048,3419],{},"У FastAPI конфігурація CORS реалізована через вбудований ASGI-посередник ",[3413,8049,8050],{},[3416,8051,8052],{},"fastapi.middleware.cors.CORSMiddleware",[3385,8054,8055],{},"Порівняємо налаштування дозволів на обох платформах:",[3522,8057,8058,8236],{},[3525,8059,8062],{"className":3706,"code":8060,"filename":8061,"language":3709,"meta":3531,"style":3531},"from fastapi import FastAPI\nfrom fastapi.middleware.cors import CORSMiddleware\n\napp = FastAPI()\n\n# 1. Визначаємо список дозволених джерел (Origins)\norigins = [\n    \"http:\u002F\u002Flocalhost:3000\",      # Локальний React\u002FVue\n    \"https:\u002F\u002Ftaskforge.kostyl.dev\" # Production SPA\n]\n\n# 2. Підключаємо CORSMiddleware\napp.add_middleware(\n    CORSMiddleware,\n    allow_origins=origins,            # Дозволені домени\n    allow_credentials=True,           # Дозволити передачу Cookies\u002FAuth headers\n    allow_methods=[\"GET\", \"POST\", \"PUT\", \"DELETE\"], # Дозволені HTTP методи\n    allow_headers=[\"Content-Type\", \"X-Request-ID\", \"Authorization\"], # Дозволені заголовки\n)\n","cors_setup.py",[3416,8063,8064,8074,8086,8090,8094,8098,8103,8108,8119,8127,8131,8135,8140,8144,8149,8160,8176,8208,8232],{"__ignoreMap":3531},[3535,8065,8066,8068,8070,8072],{"class":3537,"line":3538},[3535,8067,3717],{"class":3716},[3535,8069,3720],{"class":3541},[3535,8071,3723],{"class":3716},[3535,8073,6859],{"class":3541},[3535,8075,8076,8078,8081,8083],{"class":3537,"line":3545},[3535,8077,3717],{"class":3716},[3535,8079,8080],{"class":3541}," fastapi.middleware.cors ",[3535,8082,3723],{"class":3716},[3535,8084,8085],{"class":3541}," CORSMiddleware\n",[3535,8087,8088],{"class":3537,"line":3555},[3535,8089,3732],{"emptyLinePlaceholder":3731},[3535,8091,8092],{"class":3537,"line":3571},[3535,8093,3737],{"class":3541},[3535,8095,8096],{"class":3537,"line":3584},[3535,8097,3732],{"emptyLinePlaceholder":3731},[3535,8099,8100],{"class":3537,"line":3598},[3535,8101,8102],{"class":3820},"# 1. Визначаємо список дозволених джерел (Origins)\n",[3535,8104,8105],{"class":3537,"line":3611},[3535,8106,8107],{"class":3541},"origins = [\n",[3535,8109,8110,8113,8116],{"class":3537,"line":3622},[3535,8111,8112],{"class":3564},"    \"http:\u002F\u002Flocalhost:3000\"",[3535,8114,8115],{"class":3541},",      ",[3535,8117,8118],{"class":3820},"# Локальний React\u002FVue\n",[3535,8120,8121,8124],{"class":3537,"line":3628},[3535,8122,8123],{"class":3564},"    \"https:\u002F\u002Ftaskforge.kostyl.dev\"",[3535,8125,8126],{"class":3820}," # Production SPA\n",[3535,8128,8129],{"class":3537,"line":3824},[3535,8130,5685],{"class":3541},[3535,8132,8133],{"class":3537,"line":3833},[3535,8134,3732],{"emptyLinePlaceholder":3731},[3535,8136,8137],{"class":3537,"line":3842},[3535,8138,8139],{"class":3820},"# 2. Підключаємо CORSMiddleware\n",[3535,8141,8142],{"class":3537,"line":3851},[3535,8143,6748],{"class":3541},[3535,8145,8146],{"class":3537,"line":3863},[3535,8147,8148],{"class":3541},"    CORSMiddleware,\n",[3535,8150,8151,8154,8157],{"class":3537,"line":3875},[3535,8152,8153],{"class":3779},"    allow_origins",[3535,8155,8156],{"class":3541},"=origins,            ",[3535,8158,8159],{"class":3820},"# Дозволені домени\n",[3535,8161,8162,8165,8167,8170,8173],{"class":3537,"line":3887},[3535,8163,8164],{"class":3779},"    allow_credentials",[3535,8166,4117],{"class":3541},[3535,8168,8169],{"class":3756},"True",[3535,8171,8172],{"class":3541},",           ",[3535,8174,8175],{"class":3820},"# Дозволити передачу Cookies\u002FAuth headers\n",[3535,8177,8178,8181,8184,8187,8189,8192,8194,8197,8199,8202,8205],{"class":3537,"line":3924},[3535,8179,8180],{"class":3779},"    allow_methods",[3535,8182,8183],{"class":3541},"=[",[3535,8185,8186],{"class":3564},"\"GET\"",[3535,8188,3426],{"class":3541},[3535,8190,8191],{"class":3564},"\"POST\"",[3535,8193,3426],{"class":3541},[3535,8195,8196],{"class":3564},"\"PUT\"",[3535,8198,3426],{"class":3541},[3535,8200,8201],{"class":3564},"\"DELETE\"",[3535,8203,8204],{"class":3541},"], ",[3535,8206,8207],{"class":3820},"# Дозволені HTTP методи\n",[3535,8209,8210,8213,8215,8218,8220,8222,8224,8227,8229],{"class":3537,"line":3946},[3535,8211,8212],{"class":3779},"    allow_headers",[3535,8214,8183],{"class":3541},[3535,8216,8217],{"class":3564},"\"Content-Type\"",[3535,8219,3426],{"class":3541},[3535,8221,7427],{"class":3564},[3535,8223,3426],{"class":3541},[3535,8225,8226],{"class":3564},"\"Authorization\"",[3535,8228,8204],{"class":3541},[3535,8230,8231],{"class":3820},"# Дозволені заголовки\n",[3535,8233,8234],{"class":3537,"line":3952},[3535,8235,3763],{"class":3541},[3525,8237,8239],{"className":4158,"code":8238,"filename":6206,"language":4161,"meta":3531,"style":3531},"var builder = WebApplication.CreateBuilder(args);\n\n\u002F\u002F Реєструємо сервіс політики CORS\nbuilder.Services.AddCors(options =>\n{\n    options.AddPolicy(\"AllowSPA\", policy =>\n    {\n        policy.WithOrigins(\"http:\u002F\u002Flocalhost:3000\", \"https:\u002F\u002Ftaskforge.kostyl.dev\")\n              .AllowAnyMethod()\n              .AllowAnyHeader()\n              .AllowCredentials();\n    });\n});\n\nvar app = builder.Build();\n\n\u002F\u002F Підключаємо в конвеєр\napp.UseCors(\"AllowSPA\");\n",[3416,8240,8241,8266,8270,8275,8298,8302,8324,8328,8350,8361,8370,8380,8385,8390,8394,8412,8416,8421],{"__ignoreMap":3531},[3535,8242,8243,8246,8249,8251,8254,8256,8259,8261,8264],{"class":3537,"line":3538},[3535,8244,8245],{"class":3756},"var",[3535,8247,8248],{"class":3779}," builder",[3535,8250,4299],{"class":3541},[3535,8252,8253],{"class":3779},"WebApplication",[3535,8255,3419],{"class":3541},[3535,8257,8258],{"class":3746},"CreateBuilder",[3535,8260,3750],{"class":3541},[3535,8262,8263],{"class":3779},"args",[3535,8265,4369],{"class":3541},[3535,8267,8268],{"class":3537,"line":3545},[3535,8269,3732],{"emptyLinePlaceholder":3731},[3535,8271,8272],{"class":3537,"line":3555},[3535,8273,8274],{"class":3820},"\u002F\u002F Реєструємо сервіс політики CORS\n",[3535,8276,8277,8280,8282,8285,8287,8290,8292,8295],{"class":3537,"line":3571},[3535,8278,8279],{"class":3779},"builder",[3535,8281,3419],{"class":3541},[3535,8283,8284],{"class":3779},"Services",[3535,8286,3419],{"class":3541},[3535,8288,8289],{"class":3746},"AddCors",[3535,8291,3750],{"class":3541},[3535,8293,8294],{"class":3779},"options",[3535,8296,8297],{"class":3541}," =>\n",[3535,8299,8300],{"class":3537,"line":3584},[3535,8301,3542],{"class":3541},[3535,8303,8304,8307,8309,8312,8314,8317,8319,8322],{"class":3537,"line":3598},[3535,8305,8306],{"class":3779},"    options",[3535,8308,3419],{"class":3541},[3535,8310,8311],{"class":3746},"AddPolicy",[3535,8313,3750],{"class":3541},[3535,8315,8316],{"class":3564},"\"AllowSPA\"",[3535,8318,3426],{"class":3541},[3535,8320,8321],{"class":3779},"policy",[3535,8323,8297],{"class":3541},[3535,8325,8326],{"class":3537,"line":3611},[3535,8327,4245],{"class":3541},[3535,8329,8330,8333,8335,8338,8340,8343,8345,8348],{"class":3537,"line":3622},[3535,8331,8332],{"class":3779},"        policy",[3535,8334,3419],{"class":3541},[3535,8336,8337],{"class":3746},"WithOrigins",[3535,8339,3750],{"class":3541},[3535,8341,8342],{"class":3564},"\"http:\u002F\u002Flocalhost:3000\"",[3535,8344,3426],{"class":3541},[3535,8346,8347],{"class":3564},"\"https:\u002F\u002Ftaskforge.kostyl.dev\"",[3535,8349,3763],{"class":3541},[3535,8351,8352,8355,8358],{"class":3537,"line":3628},[3535,8353,8354],{"class":3541},"              .",[3535,8356,8357],{"class":3746},"AllowAnyMethod",[3535,8359,8360],{"class":3541},"()\n",[3535,8362,8363,8365,8368],{"class":3537,"line":3824},[3535,8364,8354],{"class":3541},[3535,8366,8367],{"class":3746},"AllowAnyHeader",[3535,8369,8360],{"class":3541},[3535,8371,8372,8374,8377],{"class":3537,"line":3833},[3535,8373,8354],{"class":3541},[3535,8375,8376],{"class":3746},"AllowCredentials",[3535,8378,8379],{"class":3541},"();\n",[3535,8381,8382],{"class":3537,"line":3842},[3535,8383,8384],{"class":3541},"    });\n",[3535,8386,8387],{"class":3537,"line":3851},[3535,8388,8389],{"class":3541},"});\n",[3535,8391,8392],{"class":3537,"line":3863},[3535,8393,3732],{"emptyLinePlaceholder":3731},[3535,8395,8396,8398,8401,8403,8405,8407,8410],{"class":3537,"line":3875},[3535,8397,8245],{"class":3756},[3535,8399,8400],{"class":3779}," app",[3535,8402,4299],{"class":3541},[3535,8404,8279],{"class":3779},[3535,8406,3419],{"class":3541},[3535,8408,8409],{"class":3746},"Build",[3535,8411,8379],{"class":3541},[3535,8413,8414],{"class":3537,"line":3887},[3535,8415,3732],{"emptyLinePlaceholder":3731},[3535,8417,8418],{"class":3537,"line":3924},[3535,8419,8420],{"class":3820},"\u002F\u002F Підключаємо в конвеєр\n",[3535,8422,8423,8425,8427,8430,8432,8434],{"class":3537,"line":3946},[3535,8424,6281],{"class":3779},[3535,8426,3419],{"class":3541},[3535,8428,8429],{"class":3746},"UseCors",[3535,8431,3750],{"class":3541},[3535,8433,8316],{"class":3564},[3535,8435,4369],{"class":3541},[8437,8438,8439,8444],"caution",{},[3385,8440,8441,3703],{},[3413,8442,8443],{},"Продакшн безпека",[3385,8445,8446,8447,8450],{},"Ніколи не залишайте конфігурацію ",[3416,8448,8449],{},"allow_origins=[\"*\"]"," у робочому середовищі (Production), якщо ваш додаток використовує авторизацію через Cookies або заголовки Bearer. Це створює серйозну вразливість для атак типу CSRF (Cross-Site Request Forgery). Дозволяйте лише перевірені домени.",[3392,8452],{},[3395,8454,8456],{"id":8455},"частина-iv-довідник-middleware-та-лімітування-запитів-rate-limiting","Частина IV: Довідник Middleware та лімітування запитів (Rate Limiting)",[3385,8458,8459,8460,3419],{},"Окрім налаштування CORS та Correlation ID, будь-який публічний API потребує захисту інфраструктурного рівня від спаму, DDoS-атак, а також підміни системних заголовків. Розглянемо детальний опис усіх вбудованих посередників (Middleware) у FastAPI та розберемо архітектуру лімітування запитів за допомогою бібліотеки ",[3416,8461,8462],{},"slowapi",[3392,8464],{},[3405,8466,8468],{"id":8467},"довідник-вбудованих-middleware-у-fastapi","Довідник вбудованих Middleware у FastAPI",[3385,8470,8471],{},"FastAPI базується на Starlette, тому успадковує повний набір високоефективних вбудованих ASGI-посередників. Нижче наведено детальний опис кожного з них у стилі технічної документації.",[3479,8473,8475,8476],{"id":8474},"_1-corsmiddleware","1. ",[3416,8477,7171],{},[3385,8479,8480,8481,8484,8485,3419],{},"Керує дозволами міждоменного обміну ресурсами. Додає необхідні заголовки (",[3416,8482,8483],{},"Access-Control-Allow-Origin"," тощо) до відповідей та автоматично обробляє preflight-запити ",[3416,8486,8033],{},[8488,8489,8490,8505,8510,8520,8526,8530],"field-group",{},[8491,8492,8496,8497,8500,8501,8504],"field",{"name":8493,"type":8494,"default":8495},"allow_origins","list[str]","[]","Список походжень (Origins), яким дозволено робити запити. Наприклад, ",[3416,8498,8499],{},"[\"http:\u002F\u002Flocalhost:3000\"]",". Можна використовувати ",[3416,8502,8503],{},"[\"*\"]"," для публічних API.",[8491,8506,8509],{"name":8507,"type":4206,"default":8508},"allow_credentials","False","Вказує, чи підтримуються запити з використанням Cookies, авторизаційних заголовків або клієнтських SSL-сертифікатів.",[8491,8511,8514,8515,8500,8518,3419],{"name":8512,"type":8494,"default":8513},"allow_methods","['GET']","Список дозволених HTTP-методів. Наприклад, ",[3416,8516,8517],{},"[\"GET\", \"POST\", \"DELETE\"]",[3416,8519,8503],{},[8491,8521,8523,8524,3419],{"name":8522,"type":8494,"default":8495},"allow_headers","Список дозволених HTTP-заголовків запиту. Можна використовувати ",[3416,8525,8503],{},[8491,8527,8529],{"name":8528,"type":8494,"default":8495},"expose_headers","Заголовки відповіді, до яких браузер клієнта може мати доступ.",[8491,8531,8534],{"name":8532,"type":3786,"default":8533},"max_age","600","Максимальний час (у секундах), протягом якого браузер може кешувати результати preflight OPTIONS запиту.",[3392,8536],{},[3479,8538,8540,8541],{"id":8539},"_2-trustedhostmiddleware","2. ",[3416,8542,8543],{},"TrustedHostMiddleware",[3385,8545,8546,8547,8550,8551,8554],{},"Захищає додаток від ",[3413,8548,8549],{},"Host Header Attacks"," шляхом валідації відповідності заголовка ",[3416,8552,8553],{},"Host"," білому списку.",[8488,8556,8557],{},[8491,8558,8560,8561,8564,8565,3419],{"name":8559,"type":8494,"required":8169},"allowed_hosts","Список дозволених доменних імен. Підтримує символи підстановки (wildcards) на початку хоста, наприклад ",[3416,8562,8563],{},"[\"*.kostyl.dev\", \"localhost\"]",". Якщо хост не відповідає списку, повертається ",[3416,8566,8567],{},"400 Bad Request",[3392,8569],{},[3479,8571,8573,8574],{"id":8572},"_3-httpsredirectmiddleware","3. ",[3416,8575,8576],{},"HTTPSRedirectMiddleware",[3385,8578,8579],{},"Примусово перенаправляє весь нешифрований HTTP-трафік на захищений протокол HTTPS.",[8488,8581,8582],{},[8491,8583,8586,8587,8590,8591,8594,8595,8598],{"name":8584,"type":8585},"Опис","без параметрів","Автоматично перехоплює будь-які запити до ",[3416,8588,8589],{},"http:\u002F\u002F"," та повертає редірект ",[3416,8592,8593],{},"307 Temporary Redirect"," на відповідний ",[3416,8596,8597],{},"https:\u002F\u002F"," URL.",[8600,8601,8602],"note",{},"На практиці в архітектурі мікросервісів примусовий редірект на HTTPS часто налаштовують на рівні Reverse Proxy (Nginx, Traefik, AWS ALB) або Ingress-контролера в Kubernetes, щоб звільнити додаток FastAPI від зайвої роботи з шифрування трафіку.",[3392,8604],{},[3479,8606,8608,8609],{"id":8607},"_4-gzipmiddleware","4. ",[3416,8610,7174],{},[3385,8612,8613,8614,8617,8618,8621],{},"Автоматично стискає відповіді сервера за допомогою алгоритму ",[3416,8615,8616],{},"gzip",", якщо клієнт надіслав відповідний заголовок ",[3416,8619,8620],{},"Accept-Encoding: gzip",". Це суттєво зменшує обсяг переданих мережею даних.",[8488,8623,8624,8629],{},[8491,8625,8628],{"name":8626,"type":3786,"default":8627},"minimum_size","500","Мінімальний розмір відповіді у байтах, починаючи з якого застосовується стиснення. Менші відповіді стискати неефективно через додаткові витрати процесора.",[8491,8630,8633],{"name":8631,"type":3786,"default":8632},"compresslevel","9","Рівень стиснення (від 1 до 9). Рівень 9 дає максимальне стиснення, але споживає найбільше ресурсів CPU.",[3392,8635],{},[3479,8637,8639,8640],{"id":8638},"_5-sessionmiddleware","5. ",[3416,8641,8642],{},"SessionMiddleware",[3385,8644,8645],{},"Додає підтримку підписаних Cookies-сесій. Весь стан сесії зберігається безпосередньо у клієнта у зашифрованій Cookie-змінній, а сервер розкодовує її за допомогою секретного ключа.",[8488,8647,8648,8652,8657,8666,8680],{},[8491,8649,8651],{"name":8650,"type":3458,"required":8169},"secret_key","Секретний ключ для підпису сесійних кук. Має бути криптографічно стійким.",[8491,8653,8656],{"name":8654,"type":3458,"default":8655},"session_cookie","'session'","Назва Cookie-файлу, в якому зберігатиметься сесія.",[8491,8658,8661,8662,8665],{"name":8532,"type":8659,"default":8660},"int | None","1209600","Час життя сесії в секундах (за замовчуванням 14 днів). Якщо встановлено ",[3416,8663,8664],{},"None",", кука живе до закриття браузера.",[8491,8667,8670,8671,3426,8673,3463,8676,8679],{"name":8668,"type":3458,"default":8669},"same_site","'lax'","Стратегія SameSite для куки (",[3416,8672,8669],{},[3416,8674,8675],{},"'strict'",[3416,8677,8678],{},"'none'",") для захисту від CSRF-атак.",[8491,8681,8683],{"name":8682,"type":4206,"default":8508},"https_only","Вказує, чи надсилати куку сесії тільки по захищеному каналу HTTPS.",[3392,8685],{},[3479,8687,8689,8690],{"id":8688},"_6-wsgimiddleware","6. ",[3416,8691,8692],{},"WSGIMiddleware",[3385,8694,8695],{},"Дозволяє інтегрувати старі класичні WSGI-додатки (наприклад, Flask або Django) безпосередньо всередину вашого асинхронного FastAPI (ASGI) додатка.",[8488,8697,8698],{},[8491,8699,8701],{"name":6281,"type":8700,"required":8169},"WSGIApplication","Екземпляр Flask, Django чи іншого WSGI додатку, який монтується в окремий шлях.",[3392,8703],{},[3405,8705,8707,8708],{"id":8706},"детальний-розбір-бібліотеки-slowapi","Детальний розбір бібліотеки ",[3416,8709,8462],{},[3385,8711,8712,8713,8717,8718,8721],{},"Бібліотека ",[3413,8714,8715],{},[3416,8716,8462],{}," — це адаптація популярного Python-пакета ",[3416,8719,8720],{},"limits"," для FastAPI, яка надає інструменти декларативного та програмного лімітування частоти запитів.",[3479,8723,8725,8726],{"id":8724},"_1-архітектура-класу-limiter","1. Архітектура класу ",[3416,8727,8728],{},"Limiter",[3385,8730,8731,8732,3419],{},"Створення лімітера починається з ініціалізації об'єкта класу ",[3416,8733,8728],{},[8488,8735,8736,8747,8758,8762,8791,8796],{},[8491,8737,8740,8741,8743,8744,3419],{"name":8738,"type":8739,"required":8169},"key_func","Callable","Функція, яка приймає ",[3416,8742,4049],{}," та повертає рядок-ідентифікатор клієнта (наприклад, IP-адресу чи ID користувача). Стандартна функція — ",[3416,8745,8746],{},"slowapi.util.get_remote_address",[8491,8748,8750,8751,8754,8755,3467],{"name":8749,"type":8494,"default":8495},"default_limits","Глобальні ліміти, які будуть застосовані до ",[3413,8752,8753],{},"всіх"," ендпоінтів у додатку за замовчуванням (наприклад, ",[3416,8756,8757],{},"[\"100\u002Fminute\"]",[8491,8759,8761],{"name":8760,"type":8494,"default":8495},"application_limits","Ліміти на весь додаток в цілому (незалежно від клієнта). Наприклад, захист від перевантаження всього API.",[8491,8763,8765,8771],{"name":8764,"type":4206,"default":8508},"headers_enabled",[3385,8766,8767,8768,8770],{},"Якщо встановлено ",[3416,8769,8169],{},", бібліотека автоматично додаватиме HTTP-заголовки лімітування до кожної відповіді:",[3438,8772,8773,8779,8785],{},[3441,8774,8775,8778],{},[3416,8776,8777],{},"X-RateLimit-Limit"," — загальний ліміт.",[3441,8780,8781,8784],{},[3416,8782,8783],{},"X-RateLimit-Remaining"," — кількість доступних запитів, що залишилися.",[3441,8786,8787,8790],{},[3416,8788,8789],{},"X-RateLimit-Reset"," — час UNIX-епохи, коли ліміт буде скинуто.",[8491,8792,8795],{"name":8793,"type":3458,"default":8794},"strategy","'fixed-window'","Алгоритм підрахунку лімітів (див. стратегії нижче).",[8491,8797,8800,8801,3419],{"name":8798,"type":3458,"default":8799},"storage_uri","'memory:\u002F\u002F'","Адреса сховища для збереження лічильників запитів. За замовчуванням використовується локальна пам'ять процесу. Для кластерів або мікросервісів у продакшені налаштовують Redis: ",[3416,8802,8803],{},"redis:\u002F\u002Flocalhost:6379\u002F0",[3392,8805],{},[3479,8807,8809],{"id":8808},"_2-стратегії-лімітування-запитів","2. Стратегії лімітування запитів",[3385,8811,8812,8814],{},[3416,8813,8462],{}," підтримує три стратегії віконного підрахунку запитів:",[4002,8816,8817,8853,8863],{},[3441,8818,8819,3703,8822],{},[3413,8820,8821],{},"Fixed Window (Фіксоване вікно)",[3438,8823,8824,8834],{},[3441,8825,8826,8827,8830,8831,3467],{},"Найпростіша стратегія. Час життя вікна прив'язаний до фіксованих границь часу (наприклад, від ",[3416,8828,8829],{},"12:00:00"," до ",[3416,8832,8833],{},"12:01:00",[3441,8835,8836,8840,8841,8844,8845,8848,8849,8852],{},[8837,8838,8839],"em",{},"Проблема",": Клієнт може надіслати 5 запитів о ",[3416,8842,8843],{},"12:00:59"," та ще 5 запитів о ",[3416,8846,8847],{},"12:01:01",". Технічно за 2 секунди відбулося 10 запитів, що вдвічі перевищує ліміт ",[3416,8850,8851],{},"5\u002Fminute",", але стратегія фіксованого вікна пропустить цей сплеск.",[3441,8854,8855,3703,8858],{},[3413,8856,8857],{},"Fixed Window with Elastic Expiry (Еластичне фіксоване вікно)",[3438,8859,8860],{},[3441,8861,8862],{},"Подібне до фіксованого вікна, але час скидання ліміту зсувається вперед при кожному перевищенні ліміту. Це блокує спам-ботів на довший час, якщо вони продовжують атакувати сервер.",[3441,8864,8865,3703,8868],{},[3413,8866,8867],{},"Moving Window (Ковзне вікно)",[3438,8869,8870],{},[3441,8871,8872,8873,8875],{},"Найбільш точний алгоритм. Він зберігає точний час кожного запиту в базі даних (Redis) і перевіряє інтервал динамічно назад у часі. Якщо ліміт ",[3416,8874,8851],{},", то при кожному запиті перевіряється остання 60-секундна секунда. Цей алгоритм виключає можливість сплесків на межах хвилин, але потребує більше пам'яті для збереження часових міток.",[3392,8877],{},[3479,8879,8881],{"id":8880},"_3-використання-декораторів","3. Використання декораторів",[3385,8883,8884,8886],{},[3416,8885,8462],{}," надає декоратори для керування лімітами на рівні окремих роутів:",[3438,8888,8889,8900,8915],{},[3441,8890,8891,8896,8897,3419],{},[3413,8892,8893],{},[3416,8894,8895],{},"@limiter.limit(\"5\u002Fminute\")"," — застосовує локальне обмеження до роуту. Можна комбінувати кілька обмежень: ",[3416,8898,8899],{},"@limiter.limit(\"100\u002Fday;5\u002Fminute\")",[3441,8901,8902,8907,8908,6798,8911,8914],{},[3413,8903,8904],{},[3416,8905,8906],{},"@limiter.shared_limit(\"10\u002Fminute\", scope=\"auth\")"," — ліміт розділяється між групою ендпоінтів (наприклад, однакові обмеження на ",[3416,8909,8910],{},"\u002Flogin",[3416,8912,8913],{},"\u002Fregister"," сумарно).",[3441,8916,8917,8922,8923,3419],{},[3413,8918,8919],{},[3416,8920,8921],{},"@limiter.exempt"," — повністю виключає роут із глобальних лімітів ",[3416,8924,8749],{},[3392,8926],{},[3479,8928,8930],{"id":8929},"_4-кастомна-функція-ключа-лімітування-авторизованих-користувачів","4. Кастомна функція ключа: лімітування авторизованих користувачів",[3385,8932,8933],{},"Замість використання простої IP-адреси, у реальних системах краще лімітувати запити за унікальним ID авторизованого користувача, а для анонімів — за IP:",[3525,8935,8938],{"className":3706,"code":8936,"filename":8937,"language":3709,"meta":3531,"style":3531},"# custom_rate_limiter.py\nfrom fastapi import Request\nfrom slowapi.util import get_remote_address\n\ndef get_user_or_ip_limit_key(request: Request) -> str:\n    \"\"\"\n    Повертає ключ лімітування: ID користувача, якщо він авторизований,\n    або IP-адресу для анонімних запитів.\n    \"\"\"\n    # Припускаємо, що попередній middleware записав об'єкт користувача у request.state.user\n    user = getattr(request.state, \"user\", None)\n    if user and hasattr(user, \"id\"):\n        return f\"user_id:{user.id}\"\n\n    # Резервний варіант — IP-адреса клієнта\n    return get_remote_address(request)\n","custom_rate_limiter.py",[3416,8939,8940,8945,8956,8968,8972,8990,8995,9000,9005,9009,9014,9034,9055,9074,9078,9083],{"__ignoreMap":3531},[3535,8941,8942],{"class":3537,"line":3538},[3535,8943,8944],{"class":3820},"# custom_rate_limiter.py\n",[3535,8946,8947,8949,8951,8953],{"class":3537,"line":3545},[3535,8948,3717],{"class":3716},[3535,8950,3720],{"class":3541},[3535,8952,3723],{"class":3716},[3535,8954,8955],{"class":3541}," Request\n",[3535,8957,8958,8960,8963,8965],{"class":3537,"line":3555},[3535,8959,3717],{"class":3716},[3535,8961,8962],{"class":3541}," slowapi.util ",[3535,8964,3723],{"class":3716},[3535,8966,8967],{"class":3541}," get_remote_address\n",[3535,8969,8970],{"class":3537,"line":3571},[3535,8971,3732],{"emptyLinePlaceholder":3731},[3535,8973,8974,8976,8979,8981,8983,8986,8988],{"class":3537,"line":3584},[3535,8975,7351],{"class":3756},[3535,8977,8978],{"class":3746}," get_user_or_ip_limit_key",[3535,8980,3750],{"class":3541},[3535,8982,4093],{"class":3779},[3535,8984,8985],{"class":3541},": Request) -> ",[3535,8987,3458],{"class":3785},[3535,8989,6873],{"class":3541},[3535,8991,8992],{"class":3537,"line":3598},[3535,8993,8994],{"class":3564},"    \"\"\"\n",[3535,8996,8997],{"class":3537,"line":3611},[3535,8998,8999],{"class":3564},"    Повертає ключ лімітування: ID користувача, якщо він авторизований,\n",[3535,9001,9002],{"class":3537,"line":3622},[3535,9003,9004],{"class":3564},"    або IP-адресу для анонімних запитів.\n",[3535,9006,9007],{"class":3537,"line":3628},[3535,9008,8994],{"class":3564},[3535,9010,9011],{"class":3537,"line":3824},[3535,9012,9013],{"class":3820},"    # Припускаємо, що попередній middleware записав об'єкт користувача у request.state.user\n",[3535,9015,9016,9019,9022,9025,9028,9030,9032],{"class":3537,"line":3833},[3535,9017,9018],{"class":3541},"    user = ",[3535,9020,9021],{"class":3746},"getattr",[3535,9023,9024],{"class":3541},"(request.state, ",[3535,9026,9027],{"class":3564},"\"user\"",[3535,9029,3426],{"class":3541},[3535,9031,8664],{"class":3756},[3535,9033,3763],{"class":3541},[3535,9035,9036,9038,9041,9044,9047,9050,9053],{"class":3537,"line":3842},[3535,9037,3812],{"class":3716},[3535,9039,9040],{"class":3541}," user ",[3535,9042,9043],{"class":3756},"and",[3535,9045,9046],{"class":3746}," hasattr",[3535,9048,9049],{"class":3541},"(user, ",[3535,9051,9052],{"class":3564},"\"id\"",[3535,9054,3799],{"class":3541},[3535,9056,9057,9059,9062,9065,9067,9070,9072],{"class":3537,"line":3851},[3535,9058,4378],{"class":3716},[3535,9060,9061],{"class":3756}," f",[3535,9063,9064],{"class":3564},"\"user_id:",[3535,9066,3901],{"class":3756},[3535,9068,9069],{"class":3541},"user.id",[3535,9071,3940],{"class":3756},[3535,9073,6508],{"class":3564},[3535,9075,9076],{"class":3537,"line":3863},[3535,9077,3732],{"emptyLinePlaceholder":3731},[3535,9079,9080],{"class":3537,"line":3875},[3535,9081,9082],{"class":3820},"    # Резервний варіант — IP-адреса клієнта\n",[3535,9084,9085,9087],{"class":3537,"line":3887},[3535,9086,3961],{"class":3716},[3535,9088,9089],{"class":3541}," get_remote_address(request)\n",[3392,9091],{},[3479,9093,9095],{"id":9094},"порівняльна-таблиця-архітектурних-концепцій","Порівняльна таблиця архітектурних концепцій",[3525,9097,9102],{"className":9098,"code":9100,"language":9101},[9099],"language-text","┌──────────────────────────────────────┬──────────────────────────────────────┐\n│        ASP.NET Rate Limiting         │           slowapi (FastAPI)          │\n├──────────────────────────────────────┼──────────────────────────────────────┤\n│ ✅ Вбудовано в фреймворк (.NET 7+)    │ ❌ Потребує зовнішньої бібліотеки    │\n│ ✅ Складні алгоритми (Token Bucket)  │ ✅ Простий синтаксис декларацій      │\n│ ✅ Конфігурація через C# DI          │ ✅ Інтеграція через декоратори       │\n│ ✅ Підтримка черг запитів (Queuing)  │ ❌ Запити відхиляються миттєво        │\n└──────────────────────────────────────┴──────────────────────────────────────┘\n","text",[3416,9103,9100],{"__ignoreMap":3531},[3392,9105],{},[3479,9107,9109],{"id":9108},"повний-робочий-приклад-безпека-та-rate-limiter-у-fastapi","Повний робочий приклад: Безпека та Rate Limiter у FastAPI",[3385,9111,9112],{},"Напишемо повністю робочу демонстраційну систему, яка обмежує кількість запитів клієнта до 5 запитів на хвилину, а при перевищенні ліміту повертає структуровану помилку:",[3525,9114,9117],{"className":3706,"code":9115,"filename":9116,"language":3709,"meta":3531,"style":3531},"# security_and_rate_limit_demo.py\nfrom fastapi import FastAPI, Request, status\nfrom fastapi.responses import JSONResponse\nfrom fastapi.middleware.trustedhost import TrustedHostMiddleware\nfrom slowapi import Limiter\nfrom slowapi.util import get_remote_address\nfrom slowapi.errors import RateLimitExceeded\n\n# 1. Ініціалізуємо лімітер (ідентифікація за IP-адресою відправника)\nlimiter = Limiter(key_func=get_remote_address)\napp = FastAPI(title=\"Security & Rate Limiting Demo\")\napp.state.limiter = limiter\n\n# 2. Додаємо кастомний обробник перевищення ліміту для повернення гарного JSON\n@app.exception_handler(RateLimitExceeded)\nasync def custom_rate_limit_handler(request: Request, exc: RateLimitExceeded):\n    return JSONResponse(\n        status_code=status.HTTP_429_TOO_MANY_REQUESTS,\n        content={\n            \"error\": \"TOO_MANY_REQUESTS\",\n            \"message\": \"Ви перевищили ліміт запитів. Спробуйте пізніше.\",\n            \"limit\": exc.detail\n        }\n    )\n\n# 3. Додаємо TrustedHostMiddleware (дозволяємо лише localhost та 127.0.0.1)\napp.add_middleware(\n    TrustedHostMiddleware,\n    allowed_hosts=[\"localhost\", \"127.0.0.1\"]\n)\n\n# 4. Захищаємо ендпоінт правилом: максимум 5 запитів на хвилину\n@app.get(\"\u002Fping\")\n@limiter.limit(\"5\u002Fminute\")\nasync def ping(request: Request):\n    return {\"message\": \"pong\"}\n","security_and_rate_limit_demo.py",[3416,9118,9119,9124,9134,9144,9156,9168,9178,9190,9194,9199,9209,9223,9228,9232,9237,9244,9264,9270,9277,9283,9295,9306,9314,9318,9322,9326,9331,9335,9340,9357,9361,9365,9370,9381,9393,9409],{"__ignoreMap":3531},[3535,9120,9121],{"class":3537,"line":3538},[3535,9122,9123],{"class":3820},"# security_and_rate_limit_demo.py\n",[3535,9125,9126,9128,9130,9132],{"class":3537,"line":3545},[3535,9127,3717],{"class":3716},[3535,9129,3720],{"class":3541},[3535,9131,3723],{"class":3716},[3535,9133,4420],{"class":3541},[3535,9135,9136,9138,9140,9142],{"class":3537,"line":3555},[3535,9137,3717],{"class":3716},[3535,9139,4427],{"class":3541},[3535,9141,3723],{"class":3716},[3535,9143,4432],{"class":3541},[3535,9145,9146,9148,9151,9153],{"class":3537,"line":3571},[3535,9147,3717],{"class":3716},[3535,9149,9150],{"class":3541}," fastapi.middleware.trustedhost ",[3535,9152,3723],{"class":3716},[3535,9154,9155],{"class":3541}," TrustedHostMiddleware\n",[3535,9157,9158,9160,9163,9165],{"class":3537,"line":3584},[3535,9159,3717],{"class":3716},[3535,9161,9162],{"class":3541}," slowapi ",[3535,9164,3723],{"class":3716},[3535,9166,9167],{"class":3541}," Limiter\n",[3535,9169,9170,9172,9174,9176],{"class":3537,"line":3598},[3535,9171,3717],{"class":3716},[3535,9173,8962],{"class":3541},[3535,9175,3723],{"class":3716},[3535,9177,8967],{"class":3541},[3535,9179,9180,9182,9185,9187],{"class":3537,"line":3611},[3535,9181,3717],{"class":3716},[3535,9183,9184],{"class":3541}," slowapi.errors ",[3535,9186,3723],{"class":3716},[3535,9188,9189],{"class":3541}," RateLimitExceeded\n",[3535,9191,9192],{"class":3537,"line":3622},[3535,9193,3732],{"emptyLinePlaceholder":3731},[3535,9195,9196],{"class":3537,"line":3628},[3535,9197,9198],{"class":3820},"# 1. Ініціалізуємо лімітер (ідентифікація за IP-адресою відправника)\n",[3535,9200,9201,9204,9206],{"class":3537,"line":3824},[3535,9202,9203],{"class":3541},"limiter = Limiter(",[3535,9205,8738],{"class":3779},[3535,9207,9208],{"class":3541},"=get_remote_address)\n",[3535,9210,9211,9214,9216,9218,9221],{"class":3537,"line":3833},[3535,9212,9213],{"class":3541},"app = FastAPI(",[3535,9215,5873],{"class":3779},[3535,9217,4117],{"class":3541},[3535,9219,9220],{"class":3564},"\"Security & Rate Limiting Demo\"",[3535,9222,3763],{"class":3541},[3535,9224,9225],{"class":3537,"line":3842},[3535,9226,9227],{"class":3541},"app.state.limiter = limiter\n",[3535,9229,9230],{"class":3537,"line":3851},[3535,9231,3732],{"emptyLinePlaceholder":3731},[3535,9233,9234],{"class":3537,"line":3863},[3535,9235,9236],{"class":3820},"# 2. Додаємо кастомний обробник перевищення ліміту для повернення гарного JSON\n",[3535,9238,9239,9241],{"class":3537,"line":3875},[3535,9240,4033],{"class":3746},[3535,9242,9243],{"class":3541},"(RateLimitExceeded)\n",[3535,9245,9246,9248,9250,9253,9255,9257,9259,9261],{"class":3537,"line":3887},[3535,9247,3768],{"class":3756},[3535,9249,3771],{"class":3756},[3535,9251,9252],{"class":3746}," custom_rate_limit_handler",[3535,9254,3750],{"class":3541},[3535,9256,4093],{"class":3779},[3535,9258,4096],{"class":3541},[3535,9260,4099],{"class":3779},[3535,9262,9263],{"class":3541},": RateLimitExceeded):\n",[3535,9265,9266,9268],{"class":3537,"line":3924},[3535,9267,3961],{"class":3716},[3535,9269,4109],{"class":3541},[3535,9271,9272,9274],{"class":3537,"line":3946},[3535,9273,4114],{"class":3779},[3535,9275,9276],{"class":3541},"=status.HTTP_429_TOO_MANY_REQUESTS,\n",[3535,9278,9279,9281],{"class":3537,"line":3952},[3535,9280,4127],{"class":3779},[3535,9282,3848],{"class":3541},[3535,9284,9285,9288,9290,9293],{"class":3537,"line":3958},[3535,9286,9287],{"class":3564},"            \"error\"",[3535,9289,3561],{"class":3541},[3535,9291,9292],{"class":3564},"\"TOO_MANY_REQUESTS\"",[3535,9294,3568],{"class":3541},[3535,9296,9297,9299,9301,9304],{"class":3537,"line":4537},[3535,9298,4618],{"class":3564},[3535,9300,3561],{"class":3541},[3535,9302,9303],{"class":3564},"\"Ви перевищили ліміт запитів. Спробуйте пізніше.\"",[3535,9305,3568],{"class":3541},[3535,9307,9308,9311],{"class":3537,"line":4543},[3535,9309,9310],{"class":3564},"            \"limit\"",[3535,9312,9313],{"class":3541},": exc.detail\n",[3535,9315,9316],{"class":3537,"line":4548},[3535,9317,4640],{"class":3541},[3535,9319,9320],{"class":3537,"line":4555},[3535,9321,4155],{"class":3541},[3535,9323,9324],{"class":3537,"line":4574},[3535,9325,3732],{"emptyLinePlaceholder":3731},[3535,9327,9328],{"class":3537,"line":4580},[3535,9329,9330],{"class":3820},"# 3. Додаємо TrustedHostMiddleware (дозволяємо лише localhost та 127.0.0.1)\n",[3535,9332,9333],{"class":3537,"line":4587},[3535,9334,6748],{"class":3541},[3535,9336,9337],{"class":3537,"line":4595},[3535,9338,9339],{"class":3541},"    TrustedHostMiddleware,\n",[3535,9341,9342,9345,9347,9350,9352,9355],{"class":3537,"line":4602},[3535,9343,9344],{"class":3779},"    allowed_hosts",[3535,9346,8183],{"class":3541},[3535,9348,9349],{"class":3564},"\"localhost\"",[3535,9351,3426],{"class":3541},[3535,9353,9354],{"class":3564},"\"127.0.0.1\"",[3535,9356,5685],{"class":3541},[3535,9358,9359],{"class":3537,"line":4615},[3535,9360,3763],{"class":3541},[3535,9362,9363],{"class":3537,"line":4628},[3535,9364,3732],{"emptyLinePlaceholder":3731},[3535,9366,9367],{"class":3537,"line":4637},[3535,9368,9369],{"class":3820},"# 4. Захищаємо ендпоінт правилом: максимум 5 запитів на хвилину\n",[3535,9371,9372,9374,9376,9379],{"class":3537,"line":4643},[3535,9373,4908],{"class":3746},[3535,9375,3750],{"class":3541},[3535,9377,9378],{"class":3564},"\"\u002Fping\"",[3535,9380,3763],{"class":3541},[3535,9382,9383,9386,9388,9391],{"class":3537,"line":4648},[3535,9384,9385],{"class":3746},"@limiter.limit",[3535,9387,3750],{"class":3541},[3535,9389,9390],{"class":3564},"\"5\u002Fminute\"",[3535,9392,3763],{"class":3541},[3535,9394,9395,9397,9399,9402,9404,9406],{"class":3537,"line":4653},[3535,9396,3768],{"class":3756},[3535,9398,3771],{"class":3756},[3535,9400,9401],{"class":3746}," ping",[3535,9403,3750],{"class":3541},[3535,9405,4093],{"class":3779},[3535,9407,9408],{"class":3541},": Request):\n",[3535,9410,9411,9413,9415,9417,9419,9422],{"class":3537,"line":4661},[3535,9412,3961],{"class":3716},[3535,9414,3964],{"class":3541},[3535,9416,4143],{"class":3564},[3535,9418,3561],{"class":3541},[3535,9420,9421],{"class":3564},"\"pong\"",[3535,9423,3631],{"class":3541},[3392,9425],{},[6792,9427,9429],{"id":9428},"запуск-та-тестування-лімітування-запитів","Запуск та тестування лімітування запитів",[3385,9431,5060],{},[3522,9433,9434,9448],{},[3525,9435,9437],{"className":5065,"code":9436,"filename":5067,"language":5068,"meta":3531,"style":3531},"uvicorn security_and_rate_limit_demo:app --reload\n",[3416,9438,9439],{"__ignoreMap":3531},[3535,9440,9441,9443,9446],{"class":3537,"line":3538},[3535,9442,5075],{"class":3746},[3535,9444,9445],{"class":3564}," security_and_rate_limit_demo:app",[3535,9447,5081],{"class":3756},[3525,9449,9450],{"className":5084,"code":9436,"filename":5085,"language":5086,"meta":3531,"style":3531},[3416,9451,9452],{"__ignoreMap":3531},[3535,9453,9454],{"class":3537,"line":3538},[3535,9455,9436],{"class":3541},[3385,9457,9458,9459,9462],{},"Тепер надішлемо швидку серію запитів до ендпоінту ",[3416,9460,9461],{},"\u002Fping"," через cURL. Перші 5 запитів пройдуть успішно:",[3522,9464,9465,9483],{},[3525,9466,9468],{"className":5065,"code":9467,"filename":5067,"language":5068,"meta":3531,"style":3531},"curl -i -X GET http:\u002F\u002F127.0.0.1:8000\u002Fping\n",[3416,9469,9470],{"__ignoreMap":3531},[3535,9471,9472,9474,9476,9478,9480],{"class":3537,"line":3538},[3535,9473,5117],{"class":3746},[3535,9475,7882],{"class":3756},[3535,9477,5120],{"class":3756},[3535,9479,5123],{"class":3564},[3535,9481,9482],{"class":3564}," http:\u002F\u002F127.0.0.1:8000\u002Fping\n",[3525,9484,9486],{"className":5084,"code":9485,"filename":5085,"language":5086,"meta":3531,"style":3531},"curl.exe -i -X GET http:\u002F\u002F127.0.0.1:8000\u002Fping\n",[3416,9487,9488],{"__ignoreMap":3531},[3535,9489,9490,9492,9494,9496,9498,9500,9502,9504],{"class":3537,"line":3538},[3535,9491,5136],{"class":3746},[3535,9493,7910],{"class":3541},[3535,9495,5142],{"class":3592},[3535,9497,3419],{"class":3541},[3535,9499,5147],{"class":3592},[3535,9501,3703],{"class":3541},[3535,9503,5152],{"class":3592},[3535,9505,9506],{"class":3541},"\u002Fping\n",[5160,9508,9509,9515,9518,9521],{":cursor":5162,"title":5313},[5165,9510,9512],{"className":9511},[3537],[3535,9513,5321],{"className":9514},[5320,5172],[5165,9516,5177],{"className":9517},[3537],[5165,9519],{"className":9520},[3537],[5165,9522,9524],{"className":9523},[3537],"{\"message\":\"pong\"}",[3385,9526,9527],{},"Шостий запит, надісланий протягом тієї ж хвилини, буде негайно відхилений лімітером:",[5160,9529,9531,9538,9541,9544],{":cursor":5162,"title":9530},"Консольний вивід перевищення ліміту (429)",[5165,9532,9534],{"className":9533},[3537],[3535,9535,9537],{"className":9536},[5171,5172],"HTTP\u002F1.1 429 Too Many Requests",[5165,9539,5177],{"className":9540},[3537],[5165,9542],{"className":9543},[3537],[5165,9545,9547],{"className":9546},[3537],"{\"error\":\"TOO_MANY_REQUESTS\",\"message\":\"Ви перевищили ліміт запитів. Спробуйте пізніше.\",\"limit\":\"5 per 1 minute\"}",[3385,9549,9550,9551,9553],{},"Спробуємо також звернутися до сервера, підмінивши заголовок ",[3416,9552,8553],{}," на недозволений домен:",[3522,9555,9556,9580],{},[3525,9557,9559],{"className":5065,"code":9558,"filename":5067,"language":5068,"meta":3531,"style":3531},"curl -i -X GET http:\u002F\u002F127.0.0.1:8000\u002Fping -H \"Host: malicious-domain.com\"\n",[3416,9560,9561],{"__ignoreMap":3531},[3535,9562,9563,9565,9567,9569,9571,9574,9577],{"class":3537,"line":3538},[3535,9564,5117],{"class":3746},[3535,9566,7882],{"class":3756},[3535,9568,5120],{"class":3756},[3535,9570,5123],{"class":3564},[3535,9572,9573],{"class":3564}," http:\u002F\u002F127.0.0.1:8000\u002Fping",[3535,9575,9576],{"class":3756}," -H",[3535,9578,9579],{"class":3564}," \"Host: malicious-domain.com\"\n",[3525,9581,9583],{"className":5084,"code":9582,"filename":5085,"language":5086,"meta":3531,"style":3531},"curl.exe -i -X GET http:\u002F\u002F127.0.0.1:8000\u002Fping -H \"Host: malicious-domain.com\"\n",[3416,9584,9585],{"__ignoreMap":3531},[3535,9586,9587,9589,9591,9593,9595,9597,9599,9601,9604],{"class":3537,"line":3538},[3535,9588,5136],{"class":3746},[3535,9590,7910],{"class":3541},[3535,9592,5142],{"class":3592},[3535,9594,3419],{"class":3541},[3535,9596,5147],{"class":3592},[3535,9598,3703],{"class":3541},[3535,9600,5152],{"class":3592},[3535,9602,9603],{"class":3541},"\u002Fping -H ",[3535,9605,9606],{"class":3564},"\"Host: malicious-domain.com\"\n",[5160,9608,9610,9617,9621,9625,9628],{":cursor":5162,"title":9609},"Консольний вивід відхилення хоста (400)",[5165,9611,9613],{"className":9612},[3537],[3535,9614,9616],{"className":9615},[5171,5172],"HTTP\u002F1.1 400 Bad Request",[5165,9618,9620],{"className":9619},[3537],"Content-Type: text\u002Fplain; charset=utf-8",[5165,9622,9624],{"className":9623},[3537],"Content-Length: 11",[5165,9626],{"className":9627},[3537],[5165,9629,9631],{"className":9630},[3537],"Invalid host",[3385,9633,9634,9636],{},[3416,9635,8543],{}," миттєво відхилив запит, убезпечивши наш додаток від потенційних атак підміни хоста.",[3392,9638],{},[3395,9640,9642],{"id":9641},"частина-v-практичні-вправи-та-інтеграція-в-taskforge","Частина V: Практичні вправи та інтеграція в TaskForge",[3385,9644,9645,9646,3419],{},"Для закріплення знань про обробку помилок, конвеєр посередників та механізми безпеки (CORS, Rate Limiting) у FastAPI, виконаємо серію практичних вправ різного рівня складності. Після цього ми розробимо самодостатній мікросервіс для збереження конфіденційних даних та інтегруємо обробку помилок і посередники у наш основний проєкт ",[3413,9647,9648],{},"TaskForge",[3392,9650],{},[3405,9652,9654],{"id":9653},"практичні-вправи","Практичні вправи",[3479,9656,9658],{"id":9657},"вправа-1-глобальний-конверт-помилок-global-custom-envelope-exception-handler","Вправа 1: Глобальний конверт помилок (Global Custom Envelope Exception Handler)",[3385,9660,9661,9664,9665,9667,9668,9671,9672,9675],{},[3413,9662,9663],{},"Завдання",": Написати глобальний обробник для непередбачених помилок (",[3416,9666,3425],{},"), який перехоплює будь-які необроблені виключення, логує їх за допомогою стандартного логера ",[3416,9669,9670],{},"logging"," (включаючи повний стек-трейс) та повертає JSON-відповідь зі статус-кодом ",[3416,9673,9674],{},"500 Internal Server Error",". Формат відповіді має відповідати єдиному шаблону:",[3525,9677,9679],{"className":3527,"code":9678,"language":3530,"meta":3531,"style":3531},"{\n    \"error\": \"INTERNAL_SERVER_ERROR\",\n    \"message\": \"Внутрішня помилка сервера. Будь ласка, зверніться до служби підтримки.\",\n    \"details\": null\n}\n",[3416,9680,9681,9685,9697,9709,9718],{"__ignoreMap":3531},[3535,9682,9683],{"class":3537,"line":3538},[3535,9684,3542],{"class":3541},[3535,9686,9687,9690,9692,9695],{"class":3537,"line":3545},[3535,9688,9689],{"class":3548},"    \"error\"",[3535,9691,3561],{"class":3541},[3535,9693,9694],{"class":3564},"\"INTERNAL_SERVER_ERROR\"",[3535,9696,3568],{"class":3541},[3535,9698,9699,9702,9704,9707],{"class":3537,"line":3555},[3535,9700,9701],{"class":3548},"    \"message\"",[3535,9703,3561],{"class":3541},[3535,9705,9706],{"class":3564},"\"Внутрішня помилка сервера. Будь ласка, зверніться до служби підтримки.\"",[3535,9708,3568],{"class":3541},[3535,9710,9711,9714,9716],{"class":3537,"line":3571},[3535,9712,9713],{"class":3548},"    \"details\"",[3535,9715,3561],{"class":3541},[3535,9717,5433],{"class":3756},[3535,9719,9720],{"class":3537,"line":3584},[3535,9721,3631],{"class":3541},[6792,9723,9725],{"id":9724},"концептуальне-порівняння-з-c-aspnet-core","Концептуальне порівняння з C# \u002F ASP.NET Core",[3385,9727,9728,9729,9731,9732,9735,9736,6798,9739,9741,9742,9744,9745,3419],{},"В ASP.NET Core 8 для глобального перехоплення виключень ми створюємо клас, що реалізує інтерфейс ",[3416,9730,4029],{}," (метод ",[3416,9733,9734],{},"TryWriteAsync","), та реєструємо його за допомогою ",[3416,9737,9738],{},"builder.Services.AddExceptionHandler\u003CGlobalExceptionHandler>()",[3416,9740,4043],{},".\nУ FastAPI аналогом є реєстрація глобального обробника для базового класу ",[3416,9743,3425],{}," за допомогою декоратора ",[3416,9746,9747],{},"@app.exception_handler(Exception)",[3385,9749,9750],{},"Реалізуємо це рішення:",[3525,9752,9755],{"className":3706,"code":9753,"filename":9754,"language":3709,"meta":3531,"style":3531},"# global_envelope_exception.py\nimport logging\nimport traceback\nfrom fastapi import FastAPI, Request, status\nfrom fastapi.responses import JSONResponse\n\n# Налаштовуємо стандартне логування\nlogging.basicConfig(level=logging.ERROR, format=\"%(asctime)s - %(levelname)s - %(message)s\")\nlogger = logging.getLogger(\"GlobalLogger\")\n\napp = FastAPI(title=\"Global Error Envelope Demo\")\n\n# Глобальний обробник усіх непередбачених помилок\n@app.exception_handler(Exception)\nasync def global_exception_handler(request: Request, exc: Exception):\n    # Логуємо помилку разом зі стек-трейсом\n    logger.error(f\"Необроблена помилка під час обробки {request.method} {request.url.path}: {str(exc)}\")\n    logger.error(traceback.format_exc())\n\n    # Повертаємо уніфіковану відповідь\n    return JSONResponse(\n        status_code=status.HTTP_500_INTERNAL_SERVER_ERROR,\n        content={\n            \"error\": \"INTERNAL_SERVER_ERROR\",\n            \"message\": \"Внутрішня помилка сервера. Будь ласка, зверніться до служби підтримки.\",\n            \"details\": None\n        }\n    )\n\n@app.get(\"\u002Ftrigger-error\")\nasync def trigger_error():\n    # Симулюємо непередбачену помилку (наприклад, ZeroDivisionError)\n    result = 1 \u002F 0\n    return {\"result\": result}\n","global_envelope_exception.py",[3416,9756,9757,9762,9769,9776,9786,9796,9800,9805,9841,9851,9855,9868,9872,9877,9887,9910,9915,9952,9957,9961,9966,9972,9979,9985,9995,10005,10015,10019,10023,10027,10038,10049,10054,10067],{"__ignoreMap":3531},[3535,9758,9759],{"class":3537,"line":3538},[3535,9760,9761],{"class":3820},"# global_envelope_exception.py\n",[3535,9763,9764,9766],{"class":3537,"line":3545},[3535,9765,3723],{"class":3716},[3535,9767,9768],{"class":3541}," logging\n",[3535,9770,9771,9773],{"class":3537,"line":3555},[3535,9772,3723],{"class":3716},[3535,9774,9775],{"class":3541}," traceback\n",[3535,9777,9778,9780,9782,9784],{"class":3537,"line":3571},[3535,9779,3717],{"class":3716},[3535,9781,3720],{"class":3541},[3535,9783,3723],{"class":3716},[3535,9785,4420],{"class":3541},[3535,9787,9788,9790,9792,9794],{"class":3537,"line":3584},[3535,9789,3717],{"class":3716},[3535,9791,4427],{"class":3541},[3535,9793,3723],{"class":3716},[3535,9795,4432],{"class":3541},[3535,9797,9798],{"class":3537,"line":3598},[3535,9799,3732],{"emptyLinePlaceholder":3731},[3535,9801,9802],{"class":3537,"line":3611},[3535,9803,9804],{"class":3820},"# Налаштовуємо стандартне логування\n",[3535,9806,9807,9810,9813,9816,9819,9821,9823,9826,9829,9832,9834,9837,9839],{"class":3537,"line":3622},[3535,9808,9809],{"class":3541},"logging.basicConfig(",[3535,9811,9812],{"class":3779},"level",[3535,9814,9815],{"class":3541},"=logging.ERROR, ",[3535,9817,9818],{"class":3779},"format",[3535,9820,4117],{"class":3541},[3535,9822,4919],{"class":3564},[3535,9824,9825],{"class":3756},"%(asctime)s",[3535,9827,9828],{"class":3564}," - ",[3535,9830,9831],{"class":3756},"%(levelname)s",[3535,9833,9828],{"class":3564},[3535,9835,9836],{"class":3756},"%(message)s",[3535,9838,4919],{"class":3564},[3535,9840,3763],{"class":3541},[3535,9842,9843,9846,9849],{"class":3537,"line":3628},[3535,9844,9845],{"class":3541},"logger = logging.getLogger(",[3535,9847,9848],{"class":3564},"\"GlobalLogger\"",[3535,9850,3763],{"class":3541},[3535,9852,9853],{"class":3537,"line":3824},[3535,9854,3732],{"emptyLinePlaceholder":3731},[3535,9856,9857,9859,9861,9863,9866],{"class":3537,"line":3833},[3535,9858,9213],{"class":3541},[3535,9860,5873],{"class":3779},[3535,9862,4117],{"class":3541},[3535,9864,9865],{"class":3564},"\"Global Error Envelope Demo\"",[3535,9867,3763],{"class":3541},[3535,9869,9870],{"class":3537,"line":3842},[3535,9871,3732],{"emptyLinePlaceholder":3731},[3535,9873,9874],{"class":3537,"line":3851},[3535,9875,9876],{"class":3820},"# Глобальний обробник усіх непередбачених помилок\n",[3535,9878,9879,9881,9883,9885],{"class":3537,"line":3863},[3535,9880,4033],{"class":3746},[3535,9882,3750],{"class":3541},[3535,9884,3425],{"class":3785},[3535,9886,3763],{"class":3541},[3535,9888,9889,9891,9893,9896,9898,9900,9902,9904,9906,9908],{"class":3537,"line":3875},[3535,9890,3768],{"class":3756},[3535,9892,3771],{"class":3756},[3535,9894,9895],{"class":3746}," global_exception_handler",[3535,9897,3750],{"class":3541},[3535,9899,4093],{"class":3779},[3535,9901,4096],{"class":3541},[3535,9903,4099],{"class":3779},[3535,9905,3561],{"class":3541},[3535,9907,3425],{"class":3785},[3535,9909,3799],{"class":3541},[3535,9911,9912],{"class":3537,"line":3887},[3535,9913,9914],{"class":3820},"    # Логуємо помилку разом зі стек-трейсом\n",[3535,9916,9917,9920,9922,9925,9927,9929,9931,9933,9935,9937,9939,9941,9943,9946,9948,9950],{"class":3537,"line":3924},[3535,9918,9919],{"class":3541},"    logger.error(",[3535,9921,3895],{"class":3756},[3535,9923,9924],{"class":3564},"\"Необроблена помилка під час обробки ",[3535,9926,3901],{"class":3756},[3535,9928,7506],{"class":3541},[3535,9930,3940],{"class":3756},[3535,9932,3964],{"class":3756},[3535,9934,7513],{"class":3541},[3535,9936,3940],{"class":3756},[3535,9938,3561],{"class":3564},[3535,9940,3901],{"class":3756},[3535,9942,3458],{"class":3785},[3535,9944,9945],{"class":3541},"(exc)",[3535,9947,3940],{"class":3756},[3535,9949,4919],{"class":3564},[3535,9951,3763],{"class":3541},[3535,9953,9954],{"class":3537,"line":3946},[3535,9955,9956],{"class":3541},"    logger.error(traceback.format_exc())\n",[3535,9958,9959],{"class":3537,"line":3952},[3535,9960,3732],{"emptyLinePlaceholder":3731},[3535,9962,9963],{"class":3537,"line":3958},[3535,9964,9965],{"class":3820},"    # Повертаємо уніфіковану відповідь\n",[3535,9967,9968,9970],{"class":3537,"line":4537},[3535,9969,3961],{"class":3716},[3535,9971,4109],{"class":3541},[3535,9973,9974,9976],{"class":3537,"line":4543},[3535,9975,4114],{"class":3779},[3535,9977,9978],{"class":3541},"=status.HTTP_500_INTERNAL_SERVER_ERROR,\n",[3535,9980,9981,9983],{"class":3537,"line":4548},[3535,9982,4127],{"class":3779},[3535,9984,3848],{"class":3541},[3535,9986,9987,9989,9991,9993],{"class":3537,"line":4555},[3535,9988,9287],{"class":3564},[3535,9990,3561],{"class":3541},[3535,9992,9694],{"class":3564},[3535,9994,3568],{"class":3541},[3535,9996,9997,9999,10001,10003],{"class":3537,"line":4574},[3535,9998,4618],{"class":3564},[3535,10000,3561],{"class":3541},[3535,10002,9706],{"class":3564},[3535,10004,3568],{"class":3541},[3535,10006,10007,10010,10012],{"class":3537,"line":4580},[3535,10008,10009],{"class":3564},"            \"details\"",[3535,10011,3561],{"class":3541},[3535,10013,10014],{"class":3756},"None\n",[3535,10016,10017],{"class":3537,"line":4587},[3535,10018,4640],{"class":3541},[3535,10020,10021],{"class":3537,"line":4595},[3535,10022,4155],{"class":3541},[3535,10024,10025],{"class":3537,"line":4602},[3535,10026,3732],{"emptyLinePlaceholder":3731},[3535,10028,10029,10031,10033,10036],{"class":3537,"line":4615},[3535,10030,4908],{"class":3746},[3535,10032,3750],{"class":3541},[3535,10034,10035],{"class":3564},"\"\u002Ftrigger-error\"",[3535,10037,3763],{"class":3541},[3535,10039,10040,10042,10044,10047],{"class":3537,"line":4628},[3535,10041,3768],{"class":3756},[3535,10043,3771],{"class":3756},[3535,10045,10046],{"class":3746}," trigger_error",[3535,10048,7149],{"class":3541},[3535,10050,10051],{"class":3537,"line":4637},[3535,10052,10053],{"class":3820},"    # Симулюємо непередбачену помилку (наприклад, ZeroDivisionError)\n",[3535,10055,10056,10059,10061,10064],{"class":3537,"line":4643},[3535,10057,10058],{"class":3541},"    result = ",[3535,10060,4873],{"class":3592},[3535,10062,10063],{"class":3541}," \u002F ",[3535,10065,10066],{"class":3592},"0\n",[3535,10068,10069,10071,10073,10076],{"class":3537,"line":4648},[3535,10070,3961],{"class":3716},[3535,10072,3964],{"class":3541},[3535,10074,10075],{"class":3564},"\"result\"",[3535,10077,10078],{"class":3541},": result}\n",[3392,10080],{},[3479,10082,10084],{"id":10083},"вправа-2-кастомний-middleware-для-логування-та-трасування-correlation-id-middleware","Вправа 2: Кастомний Middleware для логування та трасування (Correlation ID Middleware)",[3385,10086,10087,10089,10090,10092,10093,10096,10097,10100,10101,10104],{},[3413,10088,9663],{},": Створити посередник на основі ",[3416,10091,6526],{},", який генерує унікальний ",[3416,10094,10095],{},"Correlation-ID"," (UUID) для кожного запиту, зберігає його в асинхронно-безпечному контексті ",[3416,10098,10099],{},"contextvars.ContextVar",", додає заголовок ",[3416,10102,10103],{},"X-Correlation-ID"," до HTTP-відповіді, а також логує час початку, завершення та тривалість виконання запиту.",[6792,10106,9725],{"id":10107},"концептуальне-порівняння-з-c-aspnet-core-1",[3385,10109,10110,10111,10113,10114,10117,10118,10121,10122,10124,10125,10127],{},"В .NET для передачі контексту крізь асинхронні виклики використовується ",[3416,10112,7237],{},". Для трасування ми зчитуємо ",[3416,10115,10116],{},"HttpContext.TraceIdentifier"," або налаштовуємо логування через Serilog (використовуючи ",[3416,10119,10120],{},"LogContext.PushProperty",").\nУ Python аналогом ",[3416,10123,7237],{}," є модуль ",[3416,10126,7246],{},". Він гарантує, що значення унікального ID не змішається між різними конкурентними асинхронними тасками в межах одного Event Loop.",[3385,10129,10130],{},"Реалізуємо цей посередник:",[3525,10132,10135],{"className":3706,"code":10133,"filename":10134,"language":3709,"meta":3531,"style":3531},"# trace_logging_middleware.py\nimport time\nimport uuid\nimport logging\nfrom contextvars import ContextVar\nfrom fastapi import FastAPI, Request\nfrom starlette.middleware.base import BaseHTTPMiddleware\n\n# Асинхронно-безпечний контекст для збереження Correlation ID\ncorrelation_id_var: ContextVar[str] = ContextVar(\"correlation_id\", default=\"\")\n\n# Налаштовуємо логування, додаючи correlation_id до кожного запису\nlogging.basicConfig(level=logging.INFO, format=\"[%(asctime)s] [%(levelname)s] [ID: %(correlation_id)s] %(message)s\")\nlogger = logging.getLogger(\"TraceLogger\")\n\n# Спеціальний фільтр для логера, який підтягує значення з contextvars\nclass CorrelationIdFilter(logging.Filter):\n    def filter(self, record):\n        record.correlation_id = correlation_id_var.get()\n        return True\n\nlogger.addFilter(CorrelationIdFilter())\n\napp = FastAPI(title=\"Correlation ID Tracing Demo\")\n\nclass CorrelationIdMiddleware(BaseHTTPMiddleware):\n    async def dispatch(self, request: Request, call_next):\n        # 1. Генеруємо або зчитуємо існуючий Correlation ID із заголовків\n        corr_id = request.headers.get(\"X-Correlation-ID\", str(uuid.uuid4()))\n\n        # 2. Встановлюємо значення у contextvars\n        token = correlation_id_var.set(corr_id)\n\n        start_time = time.perf_counter()\n        logger.info(f\"Початок запиту: {request.method} {request.url.path}\")\n\n        try:\n            # 3. Передаємо запит далі по конвеєру\n            response = await call_next(request)\n        finally:\n            # 4. Вимірюємо тривалість обробки\n            process_time = time.perf_counter() - start_time\n            logger.info(f\"Завершення запиту: {request.method} {request.url.path} зі статусом {response.status_code}. Час: {process_time:.4f}s\")\n\n            # 5. Додаємо Correlation ID до заголовків відповіді\n            response.headers[\"X-Correlation-ID\"] = corr_id\n\n            # 6. Скидаємо значення contextvars до попереднього\n            correlation_id_var.reset(token)\n\n        return response\n\n# Додаємо посередник до конвеєра\napp.add_middleware(CorrelationIdMiddleware)\n\n@app.get(\"\u002Fdata\")\nasync def get_data():\n    logger.info(\"Виконання бізнес-логіки ендпоінту...\")\n    return {\"status\": \"success\", \"data\": \"Деякі конфіденційні дані\"}\n","trace_logging_middleware.py",[3416,10136,10137,10142,10148,10154,10160,10170,10180,10190,10194,10199,10221,10225,10230,10267,10276,10280,10285,10303,10321,10326,10333,10337,10342,10346,10359,10363,10376,10398,10403,10418,10422,10427,10432,10436,10441,10467,10471,10478,10483,10492,10499,10504,10509,10554,10558,10563,10573,10577,10582,10587,10591,10597,10601,10606,10611,10615,10626,10637,10647],{"__ignoreMap":3531},[3535,10138,10139],{"class":3537,"line":3538},[3535,10140,10141],{"class":3820},"# trace_logging_middleware.py\n",[3535,10143,10144,10146],{"class":3537,"line":3545},[3535,10145,3723],{"class":3716},[3535,10147,6384],{"class":3541},[3535,10149,10150,10152],{"class":3537,"line":3555},[3535,10151,3723],{"class":3716},[3535,10153,7281],{"class":3541},[3535,10155,10156,10158],{"class":3537,"line":3571},[3535,10157,3723],{"class":3716},[3535,10159,9768],{"class":3541},[3535,10161,10162,10164,10166,10168],{"class":3537,"line":3584},[3535,10163,3717],{"class":3716},[3535,10165,7288],{"class":3541},[3535,10167,3723],{"class":3716},[3535,10169,7293],{"class":3541},[3535,10171,10172,10174,10176,10178],{"class":3537,"line":3598},[3535,10173,3717],{"class":3716},[3535,10175,3720],{"class":3541},[3535,10177,3723],{"class":3716},[3535,10179,6395],{"class":3541},[3535,10181,10182,10184,10186,10188],{"class":3537,"line":3611},[3535,10183,3717],{"class":3716},[3535,10185,6552],{"class":3541},[3535,10187,3723],{"class":3716},[3535,10189,6557],{"class":3541},[3535,10191,10192],{"class":3537,"line":3622},[3535,10193,3732],{"emptyLinePlaceholder":3731},[3535,10195,10196],{"class":3537,"line":3628},[3535,10197,10198],{"class":3820},"# Асинхронно-безпечний контекст для збереження Correlation ID\n",[3535,10200,10201,10204,10206,10208,10211,10213,10215,10217,10219],{"class":3537,"line":3824},[3535,10202,10203],{"class":3541},"correlation_id_var: ContextVar[",[3535,10205,3458],{"class":3785},[3535,10207,7322],{"class":3541},[3535,10209,10210],{"class":3564},"\"correlation_id\"",[3535,10212,3426],{"class":3541},[3535,10214,7330],{"class":3779},[3535,10216,4117],{"class":3541},[3535,10218,7335],{"class":3564},[3535,10220,3763],{"class":3541},[3535,10222,10223],{"class":3537,"line":3833},[3535,10224,3732],{"emptyLinePlaceholder":3731},[3535,10226,10227],{"class":3537,"line":3842},[3535,10228,10229],{"class":3820},"# Налаштовуємо логування, додаючи correlation_id до кожного запису\n",[3535,10231,10232,10234,10236,10239,10241,10243,10246,10248,10251,10253,10256,10259,10261,10263,10265],{"class":3537,"line":3851},[3535,10233,9809],{"class":3541},[3535,10235,9812],{"class":3779},[3535,10237,10238],{"class":3541},"=logging.INFO, ",[3535,10240,9818],{"class":3779},[3535,10242,4117],{"class":3541},[3535,10244,10245],{"class":3564},"\"[",[3535,10247,9825],{"class":3756},[3535,10249,10250],{"class":3564},"] [",[3535,10252,9831],{"class":3756},[3535,10254,10255],{"class":3564},"] [ID: ",[3535,10257,10258],{"class":3756},"%(correlation_id)s",[3535,10260,5653],{"class":3564},[3535,10262,9836],{"class":3756},[3535,10264,4919],{"class":3564},[3535,10266,3763],{"class":3541},[3535,10268,10269,10271,10274],{"class":3537,"line":3863},[3535,10270,9845],{"class":3541},[3535,10272,10273],{"class":3564},"\"TraceLogger\"",[3535,10275,3763],{"class":3541},[3535,10277,10278],{"class":3537,"line":3875},[3535,10279,3732],{"emptyLinePlaceholder":3731},[3535,10281,10282],{"class":3537,"line":3887},[3535,10283,10284],{"class":3820},"# Спеціальний фільтр для логера, який підтягує значення з contextvars\n",[3535,10286,10287,10289,10292,10294,10296,10298,10301],{"class":3537,"line":3924},[3535,10288,4458],{"class":3756},[3535,10290,10291],{"class":3785}," CorrelationIdFilter",[3535,10293,3750],{"class":3541},[3535,10295,9670],{"class":3785},[3535,10297,3419],{"class":3541},[3535,10299,10300],{"class":3785},"Filter",[3535,10302,3799],{"class":3541},[3535,10304,10305,10307,10310,10312,10314,10316,10319],{"class":3537,"line":3946},[3535,10306,6591],{"class":3756},[3535,10308,10309],{"class":3746}," filter",[3535,10311,3750],{"class":3541},[3535,10313,6599],{"class":3779},[3535,10315,3426],{"class":3541},[3535,10317,10318],{"class":3779},"record",[3535,10320,3799],{"class":3541},[3535,10322,10323],{"class":3537,"line":3952},[3535,10324,10325],{"class":3541},"        record.correlation_id = correlation_id_var.get()\n",[3535,10327,10328,10330],{"class":3537,"line":3958},[3535,10329,4378],{"class":3716},[3535,10331,10332],{"class":3756}," True\n",[3535,10334,10335],{"class":3537,"line":4537},[3535,10336,3732],{"emptyLinePlaceholder":3731},[3535,10338,10339],{"class":3537,"line":4543},[3535,10340,10341],{"class":3541},"logger.addFilter(CorrelationIdFilter())\n",[3535,10343,10344],{"class":3537,"line":4548},[3535,10345,3732],{"emptyLinePlaceholder":3731},[3535,10347,10348,10350,10352,10354,10357],{"class":3537,"line":4555},[3535,10349,9213],{"class":3541},[3535,10351,5873],{"class":3779},[3535,10353,4117],{"class":3541},[3535,10355,10356],{"class":3564},"\"Correlation ID Tracing Demo\"",[3535,10358,3763],{"class":3541},[3535,10360,10361],{"class":3537,"line":4574},[3535,10362,3732],{"emptyLinePlaceholder":3731},[3535,10364,10365,10367,10370,10372,10374],{"class":3537,"line":4580},[3535,10366,4458],{"class":3756},[3535,10368,10369],{"class":3785}," CorrelationIdMiddleware",[3535,10371,3750],{"class":3541},[3535,10373,6526],{"class":3785},[3535,10375,3799],{"class":3541},[3535,10377,10378,10380,10382,10384,10386,10388,10390,10392,10394,10396],{"class":3537,"line":4587},[3535,10379,6666],{"class":3756},[3535,10381,3771],{"class":3756},[3535,10383,6671],{"class":3746},[3535,10385,3750],{"class":3541},[3535,10387,6599],{"class":3779},[3535,10389,3426],{"class":3541},[3535,10391,4093],{"class":3779},[3535,10393,4096],{"class":3541},[3535,10395,6184],{"class":3779},[3535,10397,3799],{"class":3541},[3535,10399,10400],{"class":3537,"line":4595},[3535,10401,10402],{"class":3820},"        # 1. Генеруємо або зчитуємо існуючий Correlation ID із заголовків\n",[3535,10404,10405,10408,10411,10413,10415],{"class":3537,"line":4602},[3535,10406,10407],{"class":3541},"        corr_id = request.headers.get(",[3535,10409,10410],{"class":3564},"\"X-Correlation-ID\"",[3535,10412,3426],{"class":3541},[3535,10414,3458],{"class":3785},[3535,10416,10417],{"class":3541},"(uuid.uuid4()))\n",[3535,10419,10420],{"class":3537,"line":4615},[3535,10421,3732],{"emptyLinePlaceholder":3731},[3535,10423,10424],{"class":3537,"line":4628},[3535,10425,10426],{"class":3820},"        # 2. Встановлюємо значення у contextvars\n",[3535,10428,10429],{"class":3537,"line":4637},[3535,10430,10431],{"class":3541},"        token = correlation_id_var.set(corr_id)\n",[3535,10433,10434],{"class":3537,"line":4643},[3535,10435,3732],{"emptyLinePlaceholder":3731},[3535,10437,10438],{"class":3537,"line":4648},[3535,10439,10440],{"class":3541},"        start_time = time.perf_counter()\n",[3535,10442,10443,10446,10448,10451,10453,10455,10457,10459,10461,10463,10465],{"class":3537,"line":4653},[3535,10444,10445],{"class":3541},"        logger.info(",[3535,10447,3895],{"class":3756},[3535,10449,10450],{"class":3564},"\"Початок запиту: ",[3535,10452,3901],{"class":3756},[3535,10454,7506],{"class":3541},[3535,10456,3940],{"class":3756},[3535,10458,3964],{"class":3756},[3535,10460,7513],{"class":3541},[3535,10462,3940],{"class":3756},[3535,10464,4919],{"class":3564},[3535,10466,3763],{"class":3541},[3535,10468,10469],{"class":3537,"line":4661},[3535,10470,3732],{"emptyLinePlaceholder":3731},[3535,10472,10473,10476],{"class":3537,"line":4682},[3535,10474,10475],{"class":3716},"        try",[3535,10477,6873],{"class":3541},[3535,10479,10480],{"class":3537,"line":4688},[3535,10481,10482],{"class":3820},"            # 3. Передаємо запит далі по конвеєру\n",[3535,10484,10485,10488,10490],{"class":3537,"line":4695},[3535,10486,10487],{"class":3541},"            response = ",[3535,10489,6465],{"class":3716},[3535,10491,6468],{"class":3541},[3535,10493,10494,10497],{"class":3537,"line":4703},[3535,10495,10496],{"class":3716},"        finally",[3535,10498,6873],{"class":3541},[3535,10500,10501],{"class":3537,"line":4710},[3535,10502,10503],{"class":3820},"            # 4. Вимірюємо тривалість обробки\n",[3535,10505,10506],{"class":3537,"line":4722},[3535,10507,10508],{"class":3541},"            process_time = time.perf_counter() - start_time\n",[3535,10510,10511,10514,10516,10519,10521,10523,10525,10527,10529,10531,10534,10536,10538,10540,10543,10545,10547,10550,10552],{"class":3537,"line":4733},[3535,10512,10513],{"class":3541},"            logger.info(",[3535,10515,3895],{"class":3756},[3535,10517,10518],{"class":3564},"\"Завершення запиту: ",[3535,10520,3901],{"class":3756},[3535,10522,7506],{"class":3541},[3535,10524,3940],{"class":3756},[3535,10526,3964],{"class":3756},[3535,10528,7513],{"class":3541},[3535,10530,3940],{"class":3756},[3535,10532,10533],{"class":3564}," зі статусом ",[3535,10535,3901],{"class":3756},[3535,10537,7645],{"class":3541},[3535,10539,3940],{"class":3756},[3535,10541,10542],{"class":3564},". Час: ",[3535,10544,3901],{"class":3756},[3535,10546,6502],{"class":3541},[3535,10548,10549],{"class":3756},":.4f}",[3535,10551,7659],{"class":3564},[3535,10553,3763],{"class":3541},[3535,10555,10556],{"class":3537,"line":4740},[3535,10557,3732],{"emptyLinePlaceholder":3731},[3535,10559,10560],{"class":3537,"line":4745},[3535,10561,10562],{"class":3820},"            # 5. Додаємо Correlation ID до заголовків відповіді\n",[3535,10564,10565,10568,10570],{"class":3537,"line":4750},[3535,10566,10567],{"class":3541},"            response.headers[",[3535,10569,10410],{"class":3564},[3535,10571,10572],{"class":3541},"] = corr_id\n",[3535,10574,10575],{"class":3537,"line":4755},[3535,10576,3732],{"emptyLinePlaceholder":3731},[3535,10578,10579],{"class":3537,"line":4763},[3535,10580,10581],{"class":3820},"            # 6. Скидаємо значення contextvars до попереднього\n",[3535,10583,10584],{"class":3537,"line":4784},[3535,10585,10586],{"class":3541},"            correlation_id_var.reset(token)\n",[3535,10588,10589],{"class":3537,"line":4790},[3535,10590,3732],{"emptyLinePlaceholder":3731},[3535,10592,10593,10595],{"class":3537,"line":4797},[3535,10594,4378],{"class":3716},[3535,10596,6519],{"class":3541},[3535,10598,10599],{"class":3537,"line":4804},[3535,10600,3732],{"emptyLinePlaceholder":3731},[3535,10602,10603],{"class":3537,"line":4811},[3535,10604,10605],{"class":3820},"# Додаємо посередник до конвеєра\n",[3535,10607,10608],{"class":3537,"line":4823},[3535,10609,10610],{"class":3541},"app.add_middleware(CorrelationIdMiddleware)\n",[3535,10612,10613],{"class":3537,"line":4835},[3535,10614,3732],{"emptyLinePlaceholder":3731},[3535,10616,10617,10619,10621,10624],{"class":3537,"line":4840},[3535,10618,4908],{"class":3746},[3535,10620,3750],{"class":3541},[3535,10622,10623],{"class":3564},"\"\u002Fdata\"",[3535,10625,3763],{"class":3541},[3535,10627,10628,10630,10632,10635],{"class":3537,"line":4845},[3535,10629,3768],{"class":3756},[3535,10631,3771],{"class":3756},[3535,10633,10634],{"class":3746}," get_data",[3535,10636,7149],{"class":3541},[3535,10638,10639,10642,10645],{"class":3537,"line":4850},[3535,10640,10641],{"class":3541},"    logger.info(",[3535,10643,10644],{"class":3564},"\"Виконання бізнес-логіки ендпоінту...\"",[3535,10646,3763],{"class":3541},[3535,10648,10649,10651,10653,10655,10657,10659,10661,10664,10666,10669],{"class":3537,"line":4856},[3535,10650,3961],{"class":3716},[3535,10652,3964],{"class":3541},[3535,10654,3967],{"class":3564},[3535,10656,3561],{"class":3541},[3535,10658,3972],{"class":3564},[3535,10660,3426],{"class":3541},[3535,10662,10663],{"class":3564},"\"data\"",[3535,10665,3561],{"class":3541},[3535,10667,10668],{"class":3564},"\"Деякі конфіденційні дані\"",[3535,10670,3631],{"class":3541},[3392,10672],{},[3479,10674,10676],{"id":10675},"вправа-3-кастомний-rate-limiter-на-основі-ковзного-вікна-sliding-window-rate-limiter","Вправа 3: Кастомний Rate Limiter на основі ковзного вікна (Sliding Window Rate Limiter)",[3385,10678,10679,10681,10682,3419],{},[3413,10680,9663],{},": Реалізувати кастомний посередник для лімітування запитів, що використовує алгоритм ковзного вікна (Sliding Window) у пам'яті додатка без використання зовнішніх бібліотек. Обмежити кількість запитів з однієї IP-адреси до максимум 3 запитів за 10 секунд. При перевищенні ліміту посередник повинен негайно перервати виконання запиту та повернути ",[3416,10683,10684],{},"429 Too Many Requests",[6792,10686,9725],{"id":10687},"концептуальне-порівняння-з-c-aspnet-core-2",[3385,10689,10690,10691,10694,10695,3426,10698,6798,10701,10704,10705,10707,10708,10711,10712,10715],{},"В ASP.NET Core 7+ ковзне вікно реалізується через вбудований ",[3416,10692,10693],{},"SlidingWindowRateLimiterOptions"," (де вказуються ",[3416,10696,10697],{},"PermitLimit",[3416,10699,10700],{},"Window",[3416,10702,10703],{},"SegmentsPerWindow",").\nУ FastAPI ми можемо самостійно написати чистий ASGI посередник або ",[3416,10706,6526],{},", використовуючи словник зі списками міток часу (",[3416,10709,10710],{},"timestamps",") для кожного IP та блокування ",[3416,10713,10714],{},"asyncio.Lock()"," для запобігання race conditions при одночасному оновленні даних у пам'яті.",[3385,10717,9750],{},[3525,10719,10722],{"className":3706,"code":10720,"filename":10721,"language":3709,"meta":3531,"style":3531},"# custom_sliding_window.py\nimport time\nimport asyncio\nfrom collections import defaultdict\nfrom fastapi import FastAPI, Request, status\nfrom fastapi.responses import JSONResponse\nfrom starlette.middleware.base import BaseHTTPMiddleware\n\napp = FastAPI(title=\"Custom Sliding Window Rate Limiter\")\n\nclass SlidingWindowRateLimiter(BaseHTTPMiddleware):\n    def __init__(self, app, limit: int, window_seconds: int):\n        super().__init__(app)\n        self.limit = limit\n        self.window_seconds = window_seconds\n        # Зберігає мітки часу запитів для кожної IP-адреси: {ip: [timestamp1, timestamp2, ...]}\n        self.requests_history = defaultdict(list)\n        # Блокування для безпечного конкурентного оновлення словника\n        self.lock = asyncio.Lock()\n\n    async def dispatch(self, request: Request, call_next):\n        client_ip = request.client.host if request.client else \"unknown-ip\"\n        current_time = time.time()\n\n        async with self.lock:\n            # Очищуємо застарілі мітки часу, які вийшли за межі часового вікна\n            valid_timestamps = [\n                t for t in self.requests_history[client_ip]\n                if current_time - t \u003C= self.window_seconds\n            ]\n            self.requests_history[client_ip] = valid_timestamps\n\n            # Перевіряємо перевищення ліміту запитів\n            if len(valid_timestamps) >= self.limit:\n                return JSONResponse(\n                    status_code=status.HTTP_429_TOO_MANY_REQUESTS,\n                    content={\n                        \"error\": \"TOO_MANY_REQUESTS\",\n                        \"message\": f\"Перевищено ліміт запитів: максимум {self.limit} запитів за {self.window_seconds} секунд.\"\n                    }\n                )\n\n            # Реєструємо поточний запит\n            self.requests_history[client_ip].append(current_time)\n\n        return await call_next(request)\n\n# Дозволяємо максимум 3 запити за 10 секунд\napp.add_middleware(SlidingWindowRateLimiter, limit=3, window_seconds=10)\n\n@app.get(\"\u002Ffast-route\")\nasync def fast_route():\n    return {\"message\": \"Запит успішно оброблено!\"}\n","custom_sliding_window.py",[3416,10723,10724,10729,10735,10742,10754,10764,10774,10784,10788,10801,10805,10818,10852,10862,10869,10876,10881,10892,10897,10904,10908,10930,10945,10950,10954,10966,10971,10976,10994,11007,11012,11020,11024,11029,11044,11051,11058,11065,11076,11109,11114,11119,11123,11128,11135,11139,11148,11152,11157,11178,11182,11193,11204],{"__ignoreMap":3531},[3535,10725,10726],{"class":3537,"line":3538},[3535,10727,10728],{"class":3820},"# custom_sliding_window.py\n",[3535,10730,10731,10733],{"class":3537,"line":3545},[3535,10732,3723],{"class":3716},[3535,10734,6384],{"class":3541},[3535,10736,10737,10739],{"class":3537,"line":3555},[3535,10738,3723],{"class":3716},[3535,10740,10741],{"class":3541}," asyncio\n",[3535,10743,10744,10746,10749,10751],{"class":3537,"line":3571},[3535,10745,3717],{"class":3716},[3535,10747,10748],{"class":3541}," collections ",[3535,10750,3723],{"class":3716},[3535,10752,10753],{"class":3541}," defaultdict\n",[3535,10755,10756,10758,10760,10762],{"class":3537,"line":3584},[3535,10757,3717],{"class":3716},[3535,10759,3720],{"class":3541},[3535,10761,3723],{"class":3716},[3535,10763,4420],{"class":3541},[3535,10765,10766,10768,10770,10772],{"class":3537,"line":3598},[3535,10767,3717],{"class":3716},[3535,10769,4427],{"class":3541},[3535,10771,3723],{"class":3716},[3535,10773,4432],{"class":3541},[3535,10775,10776,10778,10780,10782],{"class":3537,"line":3611},[3535,10777,3717],{"class":3716},[3535,10779,6552],{"class":3541},[3535,10781,3723],{"class":3716},[3535,10783,6557],{"class":3541},[3535,10785,10786],{"class":3537,"line":3622},[3535,10787,3732],{"emptyLinePlaceholder":3731},[3535,10789,10790,10792,10794,10796,10799],{"class":3537,"line":3628},[3535,10791,9213],{"class":3541},[3535,10793,5873],{"class":3779},[3535,10795,4117],{"class":3541},[3535,10797,10798],{"class":3564},"\"Custom Sliding Window Rate Limiter\"",[3535,10800,3763],{"class":3541},[3535,10802,10803],{"class":3537,"line":3824},[3535,10804,3732],{"emptyLinePlaceholder":3731},[3535,10806,10807,10809,10812,10814,10816],{"class":3537,"line":3833},[3535,10808,4458],{"class":3756},[3535,10810,10811],{"class":3785}," SlidingWindowRateLimiter",[3535,10813,3750],{"class":3541},[3535,10815,6526],{"class":3785},[3535,10817,3799],{"class":3541},[3535,10819,10820,10822,10824,10826,10828,10830,10832,10834,10837,10839,10841,10843,10846,10848,10850],{"class":3537,"line":3842},[3535,10821,6591],{"class":3756},[3535,10823,6594],{"class":3746},[3535,10825,3750],{"class":3541},[3535,10827,6599],{"class":3779},[3535,10829,3426],{"class":3541},[3535,10831,6281],{"class":3779},[3535,10833,3426],{"class":3541},[3535,10835,10836],{"class":3779},"limit",[3535,10838,3561],{"class":3541},[3535,10840,3786],{"class":3785},[3535,10842,3426],{"class":3541},[3535,10844,10845],{"class":3779},"window_seconds",[3535,10847,3561],{"class":3541},[3535,10849,3786],{"class":3785},[3535,10851,3799],{"class":3541},[3535,10853,10854,10856,10858,10860],{"class":3537,"line":3851},[3535,10855,6633],{"class":3785},[3535,10857,6636],{"class":3541},[3535,10859,6639],{"class":3746},[3535,10861,6642],{"class":3541},[3535,10863,10864,10866],{"class":3537,"line":3863},[3535,10865,6647],{"class":3756},[3535,10867,10868],{"class":3541},".limit = limit\n",[3535,10870,10871,10873],{"class":3537,"line":3875},[3535,10872,6647],{"class":3756},[3535,10874,10875],{"class":3541},".window_seconds = window_seconds\n",[3535,10877,10878],{"class":3537,"line":3887},[3535,10879,10880],{"class":3820},"        # Зберігає мітки часу запитів для кожної IP-адреси: {ip: [timestamp1, timestamp2, ...]}\n",[3535,10882,10883,10885,10888,10890],{"class":3537,"line":3924},[3535,10884,6647],{"class":3756},[3535,10886,10887],{"class":3541},".requests_history = defaultdict(",[3535,10889,3466],{"class":3785},[3535,10891,3763],{"class":3541},[3535,10893,10894],{"class":3537,"line":3946},[3535,10895,10896],{"class":3820},"        # Блокування для безпечного конкурентного оновлення словника\n",[3535,10898,10899,10901],{"class":3537,"line":3952},[3535,10900,6647],{"class":3756},[3535,10902,10903],{"class":3541},".lock = asyncio.Lock()\n",[3535,10905,10906],{"class":3537,"line":3958},[3535,10907,3732],{"emptyLinePlaceholder":3731},[3535,10909,10910,10912,10914,10916,10918,10920,10922,10924,10926,10928],{"class":3537,"line":4537},[3535,10911,6666],{"class":3756},[3535,10913,3771],{"class":3756},[3535,10915,6671],{"class":3746},[3535,10917,3750],{"class":3541},[3535,10919,6599],{"class":3779},[3535,10921,3426],{"class":3541},[3535,10923,4093],{"class":3779},[3535,10925,4096],{"class":3541},[3535,10927,6184],{"class":3779},[3535,10929,3799],{"class":3541},[3535,10931,10932,10935,10937,10940,10942],{"class":3537,"line":4543},[3535,10933,10934],{"class":3541},"        client_ip = request.client.host ",[3535,10936,5656],{"class":3716},[3535,10938,10939],{"class":3541}," request.client ",[3535,10941,5666],{"class":3716},[3535,10943,10944],{"class":3564}," \"unknown-ip\"\n",[3535,10946,10947],{"class":3537,"line":4548},[3535,10948,10949],{"class":3541},"        current_time = time.time()\n",[3535,10951,10952],{"class":3537,"line":4555},[3535,10953,3732],{"emptyLinePlaceholder":3731},[3535,10955,10956,10958,10961,10963],{"class":3537,"line":4574},[3535,10957,6979],{"class":3716},[3535,10959,10960],{"class":3716}," with",[3535,10962,6957],{"class":3756},[3535,10964,10965],{"class":3541},".lock:\n",[3535,10967,10968],{"class":3537,"line":4580},[3535,10969,10970],{"class":3820},"            # Очищуємо застарілі мітки часу, які вийшли за межі часового вікна\n",[3535,10972,10973],{"class":3537,"line":4587},[3535,10974,10975],{"class":3541},"            valid_timestamps = [\n",[3535,10977,10978,10981,10984,10987,10989,10991],{"class":3537,"line":4595},[3535,10979,10980],{"class":3541},"                t ",[3535,10982,10983],{"class":3716},"for",[3535,10985,10986],{"class":3541}," t ",[3535,10988,5624],{"class":3716},[3535,10990,6957],{"class":3756},[3535,10992,10993],{"class":3541},".requests_history[client_ip]\n",[3535,10995,10996,10999,11002,11004],{"class":3537,"line":4602},[3535,10997,10998],{"class":3716},"                if",[3535,11000,11001],{"class":3541}," current_time - t \u003C= ",[3535,11003,6599],{"class":3756},[3535,11005,11006],{"class":3541},".window_seconds\n",[3535,11008,11009],{"class":3537,"line":4615},[3535,11010,11011],{"class":3541},"            ]\n",[3535,11013,11014,11017],{"class":3537,"line":4628},[3535,11015,11016],{"class":3756},"            self",[3535,11018,11019],{"class":3541},".requests_history[client_ip] = valid_timestamps\n",[3535,11021,11022],{"class":3537,"line":4637},[3535,11023,3732],{"emptyLinePlaceholder":3731},[3535,11025,11026],{"class":3537,"line":4643},[3535,11027,11028],{"class":3820},"            # Перевіряємо перевищення ліміту запитів\n",[3535,11030,11031,11033,11036,11039,11041],{"class":3537,"line":4648},[3535,11032,7001],{"class":3716},[3535,11034,11035],{"class":3746}," len",[3535,11037,11038],{"class":3541},"(valid_timestamps) >= ",[3535,11040,6599],{"class":3756},[3535,11042,11043],{"class":3541},".limit:\n",[3535,11045,11046,11049],{"class":3537,"line":4653},[3535,11047,11048],{"class":3716},"                return",[3535,11050,4109],{"class":3541},[3535,11052,11053,11056],{"class":3537,"line":4661},[3535,11054,11055],{"class":3779},"                    status_code",[3535,11057,9276],{"class":3541},[3535,11059,11060,11063],{"class":3537,"line":4682},[3535,11061,11062],{"class":3779},"                    content",[3535,11064,3848],{"class":3541},[3535,11066,11067,11070,11072,11074],{"class":3537,"line":4688},[3535,11068,11069],{"class":3564},"                        \"error\"",[3535,11071,3561],{"class":3541},[3535,11073,9292],{"class":3564},[3535,11075,3568],{"class":3541},[3535,11077,11078,11081,11083,11085,11088,11091,11094,11096,11099,11101,11104,11106],{"class":3537,"line":4695},[3535,11079,11080],{"class":3564},"                        \"message\"",[3535,11082,3561],{"class":3541},[3535,11084,3895],{"class":3756},[3535,11086,11087],{"class":3564},"\"Перевищено ліміт запитів: максимум ",[3535,11089,11090],{"class":3756},"{self",[3535,11092,11093],{"class":3541},".limit",[3535,11095,3940],{"class":3756},[3535,11097,11098],{"class":3564}," запитів за ",[3535,11100,11090],{"class":3756},[3535,11102,11103],{"class":3541},".window_seconds",[3535,11105,3940],{"class":3756},[3535,11107,11108],{"class":3564}," секунд.\"\n",[3535,11110,11111],{"class":3537,"line":4703},[3535,11112,11113],{"class":3541},"                    }\n",[3535,11115,11116],{"class":3537,"line":4710},[3535,11117,11118],{"class":3541},"                )\n",[3535,11120,11121],{"class":3537,"line":4722},[3535,11122,3732],{"emptyLinePlaceholder":3731},[3535,11124,11125],{"class":3537,"line":4733},[3535,11126,11127],{"class":3820},"            # Реєструємо поточний запит\n",[3535,11129,11130,11132],{"class":3537,"line":4740},[3535,11131,11016],{"class":3756},[3535,11133,11134],{"class":3541},".requests_history[client_ip].append(current_time)\n",[3535,11136,11137],{"class":3537,"line":4745},[3535,11138,3732],{"emptyLinePlaceholder":3731},[3535,11140,11141,11143,11146],{"class":3537,"line":4750},[3535,11142,4378],{"class":3716},[3535,11144,11145],{"class":3716}," await",[3535,11147,6468],{"class":3541},[3535,11149,11150],{"class":3537,"line":4755},[3535,11151,3732],{"emptyLinePlaceholder":3731},[3535,11153,11154],{"class":3537,"line":4763},[3535,11155,11156],{"class":3820},"# Дозволяємо максимум 3 запити за 10 секунд\n",[3535,11158,11159,11162,11164,11166,11168,11170,11172,11174,11176],{"class":3537,"line":4784},[3535,11160,11161],{"class":3541},"app.add_middleware(SlidingWindowRateLimiter, ",[3535,11163,10836],{"class":3779},[3535,11165,4117],{"class":3541},[3535,11167,5763],{"class":3592},[3535,11169,3426],{"class":3541},[3535,11171,10845],{"class":3779},[3535,11173,4117],{"class":3541},[3535,11175,4894],{"class":3592},[3535,11177,3763],{"class":3541},[3535,11179,11180],{"class":3537,"line":4790},[3535,11181,3732],{"emptyLinePlaceholder":3731},[3535,11183,11184,11186,11188,11191],{"class":3537,"line":4797},[3535,11185,4908],{"class":3746},[3535,11187,3750],{"class":3541},[3535,11189,11190],{"class":3564},"\"\u002Ffast-route\"",[3535,11192,3763],{"class":3541},[3535,11194,11195,11197,11199,11202],{"class":3537,"line":4804},[3535,11196,3768],{"class":3756},[3535,11198,3771],{"class":3756},[3535,11200,11201],{"class":3746}," fast_route",[3535,11203,7149],{"class":3541},[3535,11205,11206,11208,11210,11212,11214,11217],{"class":3537,"line":4811},[3535,11207,3961],{"class":3716},[3535,11209,3964],{"class":3541},[3535,11211,4143],{"class":3564},[3535,11213,3561],{"class":3541},[3535,11215,11216],{"class":3564},"\"Запит успішно оброблено!\"",[3535,11218,3631],{"class":3541},[3392,11220],{},[3405,11222,11224],{"id":11223},"самостійний-проєкт-безпечний-мікросервіс-збереження-чутливих-даних-secure-vault","Самостійний проєкт: Безпечний мікросервіс збереження чутливих даних (Secure Vault)",[3385,11226,11227,11228,3419],{},"Для демонстрації повноцінної інтеграції всіх розглянутих механізмів (CORS, Trusted Host, Rate Limiting, Correlation ID та кастомних помилок) побудуємо повністю робочий мікросервіс збереження зашифрованих нотаток ",[3413,11229,11230],{},"Secure Vault",[3479,11232,11234],{"id":11233},"архітектурні-вимоги-до-сервісу","Архітектурні вимоги до сервісу:",[4002,11236,11237,11249,11258,11263,11272],{},[3441,11238,11239,11242,11243,6798,11246,3419],{},[3413,11240,11241],{},"Host Header Validation",": дозволяти лише ",[3416,11244,11245],{},"localhost",[3416,11247,11248],{},"127.0.0.1",[3441,11250,11251,11254,11255,3419],{},[3413,11252,11253],{},"CORS Policies",": дозволити доступ лише SPA-клієнту за адресою ",[3416,11256,11257],{},"https:\u002F\u002Fvault-spa.com",[3441,11259,11260,11262],{},[3413,11261,7202],{},": генерувати та логувати Correlation ID для кожного HTTP-запиту, повертати його у заголовках відповіді.",[3441,11264,11265,11268,11269,11271],{},[3413,11266,11267],{},"Rate Limiting",": захистити сервіс від перевантаження за допомогою ",[3416,11270,8462],{}," — обмежити отримання секретів до максимум 5 запитів на хвилину.",[3441,11273,11274,11277,11278,11281],{},[3413,11275,11276],{},"Structured Error Handling",": створити кастомну помилку ",[3416,11279,11280],{},"SecretNotFoundError"," та глобально повертати структуровану відповідь 404 у випадку відсутності секрету.",[3385,11283,11284],{},"Створимо такий додаток:",[3525,11286,11289],{"className":3706,"code":11287,"filename":11288,"language":3709,"meta":3531,"style":3531},"# secure_vault_app.py\nimport time\nimport uuid\nimport logging\nfrom contextvars import ContextVar\nfrom fastapi import FastAPI, Request, status, HTTPException\nfrom fastapi.responses import JSONResponse\nfrom fastapi.middleware.cors import CORSMiddleware\nfrom fastapi.middleware.trustedhost import TrustedHostMiddleware\nfrom pydantic import BaseModel, Field\nfrom slowapi import Limiter\nfrom slowapi.util import get_remote_address\nfrom slowapi.errors import RateLimitExceeded\n\n# 1. Налаштування контексту трасування та логування\ncorrelation_id_var: ContextVar[str] = ContextVar(\"correlation_id\", default=\"\")\n\nlogging.basicConfig(level=logging.INFO, format=\"[%(asctime)s] [ID: %(correlation_id)s] %(message)s\")\nlogger = logging.getLogger(\"VaultLogger\")\n\nclass CorrelationIdFilter(logging.Filter):\n    def filter(self, record):\n        record.correlation_id = correlation_id_var.get()\n        return True\n\nlogger.addFilter(CorrelationIdFilter())\n\n# 2. Ініціалізація Rate Limiter\nlimiter = Limiter(key_func=get_remote_address)\napp = FastAPI(title=\"Secure Vault Microservice\")\napp.state.limiter = limiter\n\n# 3. Визначення доменних помилок\nclass SecretNotFoundError(Exception):\n    def __init__(self, secret_id: str):\n        self.secret_id = secret_id\n\n# 4. Реєстрація кастомних обробників виключень\n@app.exception_handler(SecretNotFoundError)\nasync def secret_not_found_handler(request: Request, exc: SecretNotFoundError):\n    logger.warning(f\"Спроба отримати неіснуючий секрет: {exc.secret_id}\")\n    return JSONResponse(\n        status_code=status.HTTP_404_NOT_FOUND,\n        content={\n            \"error\": \"SECRET_NOT_FOUND\",\n            \"message\": f\"Секрет із ідентифікатором '{exc.secret_id}' не знайдено в системі.\",\n            \"details\": {\"requested_id\": exc.secret_id}\n        }\n    )\n\n@app.exception_handler(RateLimitExceeded)\nasync def rate_limit_exceeded_handler(request: Request, exc: RateLimitExceeded):\n    logger.warning(\"Клієнт перевищив ліміт запитів!\")\n    return JSONResponse(\n        status_code=status.HTTP_429_TOO_MANY_REQUESTS,\n        content={\n            \"error\": \"TOO_MANY_REQUESTS\",\n            \"message\": \"Ви надсилаєте забагато запитів. Будь ласка, зачекайте.\",\n            \"limit\": exc.detail\n        }\n    )\n\n# 5. Підключення посередника трасування (Correlation ID)\n@app.middleware(\"http\")\nasync def add_correlation_id(request: Request, call_next):\n    corr_id = request.headers.get(\"X-Correlation-ID\", str(uuid.uuid4()))\n    token = correlation_id_var.set(corr_id)\n\n    start_time = time.perf_counter()\n    logger.info(f\"Запит: {request.method} {request.url.path}\")\n\n    try:\n        response = await call_next(request)\n    finally:\n        process_time = time.perf_counter() - start_time\n        logger.info(f\"Відповідь: {request.method} {request.url.path} | Статус: {response.status_code} | Час: {process_time:.4f}s\")\n        response.headers[\"X-Correlation-ID\"] = corr_id\n        correlation_id_var.reset(token)\n\n    return response\n\n# 6. Налаштування TrustedHostMiddleware\napp.add_middleware(\n    TrustedHostMiddleware,\n    allowed_hosts=[\"localhost\", \"127.0.0.1\"]\n)\n\n# 7. Налаштування CORSMiddleware\napp.add_middleware(\n    CORSMiddleware,\n    allow_origins=[\"https:\u002F\u002Fvault-spa.com\"],  # Тільки дозволений SPA-домен\n    allow_credentials=True,\n    allow_methods=[\"GET\", \"POST\", \"OPTIONS\"],\n    allow_headers=[\"Content-Type\", \"Authorization\", \"X-Correlation-ID\"],\n)\n\n# 8. Схеми даних Pydantic\nclass SecretCreate(BaseModel):\n    title: str = Field(..., min_length=3, max_length=100)\n    payload: str = Field(..., description=\"Зашифрований вміст секрету\")\n\nclass SecretResponse(BaseModel):\n    id: str\n    title: str\n    payload: str\n\n# Симульована база даних у пам'яті\nVAULT_DB: dict[str, dict] = {}\n\n# 9. Маршрути додатку\n@app.post(\"\u002Fsecrets\", response_model=SecretResponse, status_code=status.HTTP_201_CREATED)\nasync def create_secret(secret: SecretCreate):\n    secret_id = str(uuid.uuid4())[:8]  # Короткий ID для зручності демонстрації\n    new_secret = {\n        \"id\": secret_id,\n        \"title\": secret.title,\n        \"payload\": secret.payload\n    }\n    VAULT_DB[secret_id] = new_secret\n    logger.info(f\"Створено новий секрет з ID: {secret_id}\")\n    return new_secret\n\n@app.get(\"\u002Fsecrets\u002F{id}\", response_model=SecretResponse)\n@limiter.limit(\"5\u002Fminute\")\nasync def get_secret(id: str, request: Request):\n    logger.info(f\"Запит на отримання секрету: {id}\")\n    if id not in VAULT_DB:\n        raise SecretNotFoundError(id)\n    return VAULT_DB[id]\n","secure_vault_app.py",[3416,11290,11291,11296,11302,11308,11314,11324,11335,11345,11355,11365,11375,11385,11395,11405,11409,11414,11434,11438,11466,11475,11479,11495,11511,11515,11521,11525,11529,11533,11538,11546,11559,11563,11567,11572,11585,11606,11613,11617,11622,11629,11649,11670,11676,11682,11688,11699,11721,11733,11737,11741,11745,11751,11770,11779,11785,11791,11797,11807,11818,11824,11828,11832,11836,11841,11851,11870,11883,11888,11892,11896,11921,11925,11931,11939,11946,11951,11995,12004,12010,12015,12022,12027,12033,12038,12043,12058,12063,12068,12074,12079,12084,12100,12111,12131,12150,12155,12160,12166,12180,12207,12227,12232,12246,12257,12264,12271,12276,12282,12297,12302,12308,12331,12349,12369,12375,12384,12392,12401,12406,12412,12432,12440,12445,12467,12478,12503,12523,12538,12550],{"__ignoreMap":3531},[3535,11292,11293],{"class":3537,"line":3538},[3535,11294,11295],{"class":3820},"# secure_vault_app.py\n",[3535,11297,11298,11300],{"class":3537,"line":3545},[3535,11299,3723],{"class":3716},[3535,11301,6384],{"class":3541},[3535,11303,11304,11306],{"class":3537,"line":3555},[3535,11305,3723],{"class":3716},[3535,11307,7281],{"class":3541},[3535,11309,11310,11312],{"class":3537,"line":3571},[3535,11311,3723],{"class":3716},[3535,11313,9768],{"class":3541},[3535,11315,11316,11318,11320,11322],{"class":3537,"line":3584},[3535,11317,3717],{"class":3716},[3535,11319,7288],{"class":3541},[3535,11321,3723],{"class":3716},[3535,11323,7293],{"class":3541},[3535,11325,11326,11328,11330,11332],{"class":3537,"line":3598},[3535,11327,3717],{"class":3716},[3535,11329,3720],{"class":3541},[3535,11331,3723],{"class":3716},[3535,11333,11334],{"class":3541}," FastAPI, Request, status, HTTPException\n",[3535,11336,11337,11339,11341,11343],{"class":3537,"line":3611},[3535,11338,3717],{"class":3716},[3535,11340,4427],{"class":3541},[3535,11342,3723],{"class":3716},[3535,11344,4432],{"class":3541},[3535,11346,11347,11349,11351,11353],{"class":3537,"line":3622},[3535,11348,3717],{"class":3716},[3535,11350,8080],{"class":3541},[3535,11352,3723],{"class":3716},[3535,11354,8085],{"class":3541},[3535,11356,11357,11359,11361,11363],{"class":3537,"line":3628},[3535,11358,3717],{"class":3716},[3535,11360,9150],{"class":3541},[3535,11362,3723],{"class":3716},[3535,11364,9155],{"class":3541},[3535,11366,11367,11369,11371,11373],{"class":3537,"line":3824},[3535,11368,3717],{"class":3716},[3535,11370,5550],{"class":3541},[3535,11372,3723],{"class":3716},[3535,11374,5555],{"class":3541},[3535,11376,11377,11379,11381,11383],{"class":3537,"line":3833},[3535,11378,3717],{"class":3716},[3535,11380,9162],{"class":3541},[3535,11382,3723],{"class":3716},[3535,11384,9167],{"class":3541},[3535,11386,11387,11389,11391,11393],{"class":3537,"line":3842},[3535,11388,3717],{"class":3716},[3535,11390,8962],{"class":3541},[3535,11392,3723],{"class":3716},[3535,11394,8967],{"class":3541},[3535,11396,11397,11399,11401,11403],{"class":3537,"line":3851},[3535,11398,3717],{"class":3716},[3535,11400,9184],{"class":3541},[3535,11402,3723],{"class":3716},[3535,11404,9189],{"class":3541},[3535,11406,11407],{"class":3537,"line":3863},[3535,11408,3732],{"emptyLinePlaceholder":3731},[3535,11410,11411],{"class":3537,"line":3875},[3535,11412,11413],{"class":3820},"# 1. Налаштування контексту трасування та логування\n",[3535,11415,11416,11418,11420,11422,11424,11426,11428,11430,11432],{"class":3537,"line":3887},[3535,11417,10203],{"class":3541},[3535,11419,3458],{"class":3785},[3535,11421,7322],{"class":3541},[3535,11423,10210],{"class":3564},[3535,11425,3426],{"class":3541},[3535,11427,7330],{"class":3779},[3535,11429,4117],{"class":3541},[3535,11431,7335],{"class":3564},[3535,11433,3763],{"class":3541},[3535,11435,11436],{"class":3537,"line":3924},[3535,11437,3732],{"emptyLinePlaceholder":3731},[3535,11439,11440,11442,11444,11446,11448,11450,11452,11454,11456,11458,11460,11462,11464],{"class":3537,"line":3946},[3535,11441,9809],{"class":3541},[3535,11443,9812],{"class":3779},[3535,11445,10238],{"class":3541},[3535,11447,9818],{"class":3779},[3535,11449,4117],{"class":3541},[3535,11451,10245],{"class":3564},[3535,11453,9825],{"class":3756},[3535,11455,10255],{"class":3564},[3535,11457,10258],{"class":3756},[3535,11459,5653],{"class":3564},[3535,11461,9836],{"class":3756},[3535,11463,4919],{"class":3564},[3535,11465,3763],{"class":3541},[3535,11467,11468,11470,11473],{"class":3537,"line":3952},[3535,11469,9845],{"class":3541},[3535,11471,11472],{"class":3564},"\"VaultLogger\"",[3535,11474,3763],{"class":3541},[3535,11476,11477],{"class":3537,"line":3958},[3535,11478,3732],{"emptyLinePlaceholder":3731},[3535,11480,11481,11483,11485,11487,11489,11491,11493],{"class":3537,"line":4537},[3535,11482,4458],{"class":3756},[3535,11484,10291],{"class":3785},[3535,11486,3750],{"class":3541},[3535,11488,9670],{"class":3785},[3535,11490,3419],{"class":3541},[3535,11492,10300],{"class":3785},[3535,11494,3799],{"class":3541},[3535,11496,11497,11499,11501,11503,11505,11507,11509],{"class":3537,"line":4543},[3535,11498,6591],{"class":3756},[3535,11500,10309],{"class":3746},[3535,11502,3750],{"class":3541},[3535,11504,6599],{"class":3779},[3535,11506,3426],{"class":3541},[3535,11508,10318],{"class":3779},[3535,11510,3799],{"class":3541},[3535,11512,11513],{"class":3537,"line":4548},[3535,11514,10325],{"class":3541},[3535,11516,11517,11519],{"class":3537,"line":4555},[3535,11518,4378],{"class":3716},[3535,11520,10332],{"class":3756},[3535,11522,11523],{"class":3537,"line":4574},[3535,11524,3732],{"emptyLinePlaceholder":3731},[3535,11526,11527],{"class":3537,"line":4580},[3535,11528,10341],{"class":3541},[3535,11530,11531],{"class":3537,"line":4587},[3535,11532,3732],{"emptyLinePlaceholder":3731},[3535,11534,11535],{"class":3537,"line":4595},[3535,11536,11537],{"class":3820},"# 2. Ініціалізація Rate Limiter\n",[3535,11539,11540,11542,11544],{"class":3537,"line":4602},[3535,11541,9203],{"class":3541},[3535,11543,8738],{"class":3779},[3535,11545,9208],{"class":3541},[3535,11547,11548,11550,11552,11554,11557],{"class":3537,"line":4615},[3535,11549,9213],{"class":3541},[3535,11551,5873],{"class":3779},[3535,11553,4117],{"class":3541},[3535,11555,11556],{"class":3564},"\"Secure Vault Microservice\"",[3535,11558,3763],{"class":3541},[3535,11560,11561],{"class":3537,"line":4628},[3535,11562,9227],{"class":3541},[3535,11564,11565],{"class":3537,"line":4637},[3535,11566,3732],{"emptyLinePlaceholder":3731},[3535,11568,11569],{"class":3537,"line":4643},[3535,11570,11571],{"class":3820},"# 3. Визначення доменних помилок\n",[3535,11573,11574,11576,11579,11581,11583],{"class":3537,"line":4648},[3535,11575,4458],{"class":3756},[3535,11577,11578],{"class":3785}," SecretNotFoundError",[3535,11580,3750],{"class":3541},[3535,11582,3425],{"class":3785},[3535,11584,3799],{"class":3541},[3535,11586,11587,11589,11591,11593,11595,11597,11600,11602,11604],{"class":3537,"line":4653},[3535,11588,6591],{"class":3756},[3535,11590,6594],{"class":3746},[3535,11592,3750],{"class":3541},[3535,11594,6599],{"class":3779},[3535,11596,3426],{"class":3541},[3535,11598,11599],{"class":3779},"secret_id",[3535,11601,3561],{"class":3541},[3535,11603,3458],{"class":3785},[3535,11605,3799],{"class":3541},[3535,11607,11608,11610],{"class":3537,"line":4661},[3535,11609,6647],{"class":3756},[3535,11611,11612],{"class":3541},".secret_id = secret_id\n",[3535,11614,11615],{"class":3537,"line":4682},[3535,11616,3732],{"emptyLinePlaceholder":3731},[3535,11618,11619],{"class":3537,"line":4688},[3535,11620,11621],{"class":3820},"# 4. Реєстрація кастомних обробників виключень\n",[3535,11623,11624,11626],{"class":3537,"line":4695},[3535,11625,4033],{"class":3746},[3535,11627,11628],{"class":3541},"(SecretNotFoundError)\n",[3535,11630,11631,11633,11635,11638,11640,11642,11644,11646],{"class":3537,"line":4703},[3535,11632,3768],{"class":3756},[3535,11634,3771],{"class":3756},[3535,11636,11637],{"class":3746}," secret_not_found_handler",[3535,11639,3750],{"class":3541},[3535,11641,4093],{"class":3779},[3535,11643,4096],{"class":3541},[3535,11645,4099],{"class":3779},[3535,11647,11648],{"class":3541},": SecretNotFoundError):\n",[3535,11650,11651,11654,11656,11659,11661,11664,11666,11668],{"class":3537,"line":4710},[3535,11652,11653],{"class":3541},"    logger.warning(",[3535,11655,3895],{"class":3756},[3535,11657,11658],{"class":3564},"\"Спроба отримати неіснуючий секрет: ",[3535,11660,3901],{"class":3756},[3535,11662,11663],{"class":3541},"exc.secret_id",[3535,11665,3940],{"class":3756},[3535,11667,4919],{"class":3564},[3535,11669,3763],{"class":3541},[3535,11671,11672,11674],{"class":3537,"line":4722},[3535,11673,3961],{"class":3716},[3535,11675,4109],{"class":3541},[3535,11677,11678,11680],{"class":3537,"line":4733},[3535,11679,4114],{"class":3779},[3535,11681,4592],{"class":3541},[3535,11683,11684,11686],{"class":3537,"line":4740},[3535,11685,4127],{"class":3779},[3535,11687,3848],{"class":3541},[3535,11689,11690,11692,11694,11697],{"class":3537,"line":4745},[3535,11691,9287],{"class":3564},[3535,11693,3561],{"class":3541},[3535,11695,11696],{"class":3564},"\"SECRET_NOT_FOUND\"",[3535,11698,3568],{"class":3541},[3535,11700,11701,11703,11705,11707,11710,11712,11714,11716,11719],{"class":3537,"line":4750},[3535,11702,4618],{"class":3564},[3535,11704,3561],{"class":3541},[3535,11706,3895],{"class":3756},[3535,11708,11709],{"class":3564},"\"Секрет із ідентифікатором '",[3535,11711,3901],{"class":3756},[3535,11713,11663],{"class":3541},[3535,11715,3940],{"class":3756},[3535,11717,11718],{"class":3564},"' не знайдено в системі.\"",[3535,11720,3568],{"class":3541},[3535,11722,11723,11725,11727,11730],{"class":3537,"line":4755},[3535,11724,10009],{"class":3564},[3535,11726,4876],{"class":3541},[3535,11728,11729],{"class":3564},"\"requested_id\"",[3535,11731,11732],{"class":3541},": exc.secret_id}\n",[3535,11734,11735],{"class":3537,"line":4763},[3535,11736,4640],{"class":3541},[3535,11738,11739],{"class":3537,"line":4784},[3535,11740,4155],{"class":3541},[3535,11742,11743],{"class":3537,"line":4790},[3535,11744,3732],{"emptyLinePlaceholder":3731},[3535,11746,11747,11749],{"class":3537,"line":4797},[3535,11748,4033],{"class":3746},[3535,11750,9243],{"class":3541},[3535,11752,11753,11755,11757,11760,11762,11764,11766,11768],{"class":3537,"line":4804},[3535,11754,3768],{"class":3756},[3535,11756,3771],{"class":3756},[3535,11758,11759],{"class":3746}," rate_limit_exceeded_handler",[3535,11761,3750],{"class":3541},[3535,11763,4093],{"class":3779},[3535,11765,4096],{"class":3541},[3535,11767,4099],{"class":3779},[3535,11769,9263],{"class":3541},[3535,11771,11772,11774,11777],{"class":3537,"line":4811},[3535,11773,11653],{"class":3541},[3535,11775,11776],{"class":3564},"\"Клієнт перевищив ліміт запитів!\"",[3535,11778,3763],{"class":3541},[3535,11780,11781,11783],{"class":3537,"line":4823},[3535,11782,3961],{"class":3716},[3535,11784,4109],{"class":3541},[3535,11786,11787,11789],{"class":3537,"line":4835},[3535,11788,4114],{"class":3779},[3535,11790,9276],{"class":3541},[3535,11792,11793,11795],{"class":3537,"line":4840},[3535,11794,4127],{"class":3779},[3535,11796,3848],{"class":3541},[3535,11798,11799,11801,11803,11805],{"class":3537,"line":4845},[3535,11800,9287],{"class":3564},[3535,11802,3561],{"class":3541},[3535,11804,9292],{"class":3564},[3535,11806,3568],{"class":3541},[3535,11808,11809,11811,11813,11816],{"class":3537,"line":4850},[3535,11810,4618],{"class":3564},[3535,11812,3561],{"class":3541},[3535,11814,11815],{"class":3564},"\"Ви надсилаєте забагато запитів. Будь ласка, зачекайте.\"",[3535,11817,3568],{"class":3541},[3535,11819,11820,11822],{"class":3537,"line":4856},[3535,11821,9310],{"class":3564},[3535,11823,9313],{"class":3541},[3535,11825,11826],{"class":3537,"line":4861},[3535,11827,4640],{"class":3541},[3535,11829,11830],{"class":3537,"line":4867},[3535,11831,4155],{"class":3541},[3535,11833,11834],{"class":3537,"line":4900},[3535,11835,3732],{"emptyLinePlaceholder":3731},[3535,11837,11838],{"class":3537,"line":4905},[3535,11839,11840],{"class":3820},"# 5. Підключення посередника трасування (Correlation ID)\n",[3535,11842,11843,11845,11847,11849],{"class":3537,"line":4924},[3535,11844,6412],{"class":3746},[3535,11846,3750],{"class":3541},[3535,11848,6417],{"class":3564},[3535,11850,3763],{"class":3541},[3535,11852,11853,11855,11857,11860,11862,11864,11866,11868],{"class":3537,"line":4959},[3535,11854,3768],{"class":3756},[3535,11856,3771],{"class":3756},[3535,11858,11859],{"class":3746}," add_correlation_id",[3535,11861,3750],{"class":3541},[3535,11863,4093],{"class":3779},[3535,11865,4096],{"class":3541},[3535,11867,6184],{"class":3779},[3535,11869,3799],{"class":3541},[3535,11871,11872,11875,11877,11879,11881],{"class":3537,"line":4965},[3535,11873,11874],{"class":3541},"    corr_id = request.headers.get(",[3535,11876,10410],{"class":3564},[3535,11878,3426],{"class":3541},[3535,11880,3458],{"class":3785},[3535,11882,10417],{"class":3541},[3535,11884,11885],{"class":3537,"line":4982},[3535,11886,11887],{"class":3541},"    token = correlation_id_var.set(corr_id)\n",[3535,11889,11890],{"class":3537,"line":5006},[3535,11891,3732],{"emptyLinePlaceholder":3731},[3535,11893,11894],{"class":3537,"line":5011},[3535,11895,6448],{"class":3541},[3535,11897,11898,11900,11902,11905,11907,11909,11911,11913,11915,11917,11919],{"class":3537,"line":5017},[3535,11899,10641],{"class":3541},[3535,11901,3895],{"class":3756},[3535,11903,11904],{"class":3564},"\"Запит: ",[3535,11906,3901],{"class":3756},[3535,11908,7506],{"class":3541},[3535,11910,3940],{"class":3756},[3535,11912,3964],{"class":3756},[3535,11914,7513],{"class":3541},[3535,11916,3940],{"class":3756},[3535,11918,4919],{"class":3564},[3535,11920,3763],{"class":3541},[3535,11922,11923],{"class":3537,"line":5030},[3535,11924,3732],{"emptyLinePlaceholder":3731},[3535,11926,11927,11929],{"class":3537,"line":5043},[3535,11928,7528],{"class":3716},[3535,11930,6873],{"class":3541},[3535,11932,11933,11935,11937],{"class":3537,"line":5048},[3535,11934,6696],{"class":3541},[3535,11936,6465],{"class":3716},[3535,11938,6468],{"class":3541},[3535,11940,11942,11944],{"class":3537,"line":11941},74,[3535,11943,7680],{"class":3716},[3535,11945,6873],{"class":3541},[3535,11947,11949],{"class":3537,"line":11948},75,[3535,11950,7576],{"class":3541},[3535,11952,11954,11956,11958,11961,11963,11965,11967,11969,11971,11973,11976,11978,11980,11982,11985,11987,11989,11991,11993],{"class":3537,"line":11953},76,[3535,11955,10445],{"class":3541},[3535,11957,3895],{"class":3756},[3535,11959,11960],{"class":3564},"\"Відповідь: ",[3535,11962,3901],{"class":3756},[3535,11964,7506],{"class":3541},[3535,11966,3940],{"class":3756},[3535,11968,3964],{"class":3756},[3535,11970,7513],{"class":3541},[3535,11972,3940],{"class":3756},[3535,11974,11975],{"class":3564}," | Статус: ",[3535,11977,3901],{"class":3756},[3535,11979,7645],{"class":3541},[3535,11981,3940],{"class":3756},[3535,11983,11984],{"class":3564}," | Час: ",[3535,11986,3901],{"class":3756},[3535,11988,6502],{"class":3541},[3535,11990,10549],{"class":3756},[3535,11992,7659],{"class":3564},[3535,11994,3763],{"class":3541},[3535,11996,11998,12000,12002],{"class":3537,"line":11997},77,[3535,11999,6710],{"class":3541},[3535,12001,10410],{"class":3564},[3535,12003,10572],{"class":3541},[3535,12005,12007],{"class":3537,"line":12006},78,[3535,12008,12009],{"class":3541},"        correlation_id_var.reset(token)\n",[3535,12011,12013],{"class":3537,"line":12012},79,[3535,12014,3732],{"emptyLinePlaceholder":3731},[3535,12016,12018,12020],{"class":3537,"line":12017},80,[3535,12019,3961],{"class":3716},[3535,12021,6519],{"class":3541},[3535,12023,12025],{"class":3537,"line":12024},81,[3535,12026,3732],{"emptyLinePlaceholder":3731},[3535,12028,12030],{"class":3537,"line":12029},82,[3535,12031,12032],{"class":3820},"# 6. Налаштування TrustedHostMiddleware\n",[3535,12034,12036],{"class":3537,"line":12035},83,[3535,12037,6748],{"class":3541},[3535,12039,12041],{"class":3537,"line":12040},84,[3535,12042,9339],{"class":3541},[3535,12044,12046,12048,12050,12052,12054,12056],{"class":3537,"line":12045},85,[3535,12047,9344],{"class":3779},[3535,12049,8183],{"class":3541},[3535,12051,9349],{"class":3564},[3535,12053,3426],{"class":3541},[3535,12055,9354],{"class":3564},[3535,12057,5685],{"class":3541},[3535,12059,12061],{"class":3537,"line":12060},86,[3535,12062,3763],{"class":3541},[3535,12064,12066],{"class":3537,"line":12065},87,[3535,12067,3732],{"emptyLinePlaceholder":3731},[3535,12069,12071],{"class":3537,"line":12070},88,[3535,12072,12073],{"class":3820},"# 7. Налаштування CORSMiddleware\n",[3535,12075,12077],{"class":3537,"line":12076},89,[3535,12078,6748],{"class":3541},[3535,12080,12082],{"class":3537,"line":12081},90,[3535,12083,8148],{"class":3541},[3535,12085,12087,12089,12091,12094,12097],{"class":3537,"line":12086},91,[3535,12088,8153],{"class":3779},[3535,12090,8183],{"class":3541},[3535,12092,12093],{"class":3564},"\"https:\u002F\u002Fvault-spa.com\"",[3535,12095,12096],{"class":3541},"],  ",[3535,12098,12099],{"class":3820},"# Тільки дозволений SPA-домен\n",[3535,12101,12103,12105,12107,12109],{"class":3537,"line":12102},92,[3535,12104,8164],{"class":3779},[3535,12106,4117],{"class":3541},[3535,12108,8169],{"class":3756},[3535,12110,3568],{"class":3541},[3535,12112,12114,12116,12118,12120,12122,12124,12126,12129],{"class":3537,"line":12113},93,[3535,12115,8180],{"class":3779},[3535,12117,8183],{"class":3541},[3535,12119,8186],{"class":3564},[3535,12121,3426],{"class":3541},[3535,12123,8191],{"class":3564},[3535,12125,3426],{"class":3541},[3535,12127,12128],{"class":3564},"\"OPTIONS\"",[3535,12130,5411],{"class":3541},[3535,12132,12134,12136,12138,12140,12142,12144,12146,12148],{"class":3537,"line":12133},94,[3535,12135,8212],{"class":3779},[3535,12137,8183],{"class":3541},[3535,12139,8217],{"class":3564},[3535,12141,3426],{"class":3541},[3535,12143,8226],{"class":3564},[3535,12145,3426],{"class":3541},[3535,12147,10410],{"class":3564},[3535,12149,5411],{"class":3541},[3535,12151,12153],{"class":3537,"line":12152},95,[3535,12154,3763],{"class":3541},[3535,12156,12158],{"class":3537,"line":12157},96,[3535,12159,3732],{"emptyLinePlaceholder":3731},[3535,12161,12163],{"class":3537,"line":12162},97,[3535,12164,12165],{"class":3820},"# 8. Схеми даних Pydantic\n",[3535,12167,12169,12171,12174,12176,12178],{"class":3537,"line":12168},98,[3535,12170,4458],{"class":3756},[3535,12172,12173],{"class":3785}," SecretCreate",[3535,12175,3750],{"class":3541},[3535,12177,5743],{"class":3785},[3535,12179,3799],{"class":3541},[3535,12181,12183,12185,12187,12189,12191,12193,12195,12197,12200,12202,12205],{"class":3537,"line":12182},99,[3535,12184,5750],{"class":3541},[3535,12186,3458],{"class":3785},[3535,12188,5755],{"class":3541},[3535,12190,5758],{"class":3779},[3535,12192,4117],{"class":3541},[3535,12194,5763],{"class":3592},[3535,12196,3426],{"class":3541},[3535,12198,12199],{"class":3779},"max_length",[3535,12201,4117],{"class":3541},[3535,12203,12204],{"class":3592},"100",[3535,12206,3763],{"class":3541},[3535,12208,12210,12213,12215,12217,12220,12222,12225],{"class":3537,"line":12209},100,[3535,12211,12212],{"class":3541},"    payload: ",[3535,12214,3458],{"class":3785},[3535,12216,5755],{"class":3541},[3535,12218,12219],{"class":3779},"description",[3535,12221,4117],{"class":3541},[3535,12223,12224],{"class":3564},"\"Зашифрований вміст секрету\"",[3535,12226,3763],{"class":3541},[3535,12228,12230],{"class":3537,"line":12229},101,[3535,12231,3732],{"emptyLinePlaceholder":3731},[3535,12233,12235,12237,12240,12242,12244],{"class":3537,"line":12234},102,[3535,12236,4458],{"class":3756},[3535,12238,12239],{"class":3785}," SecretResponse",[3535,12241,3750],{"class":3541},[3535,12243,5743],{"class":3785},[3535,12245,3799],{"class":3541},[3535,12247,12249,12252,12254],{"class":3537,"line":12248},103,[3535,12250,12251],{"class":3746},"    id",[3535,12253,3561],{"class":3541},[3535,12255,12256],{"class":3785},"str\n",[3535,12258,12260,12262],{"class":3537,"line":12259},104,[3535,12261,5750],{"class":3541},[3535,12263,12256],{"class":3785},[3535,12265,12267,12269],{"class":3537,"line":12266},105,[3535,12268,12212],{"class":3541},[3535,12270,12256],{"class":3785},[3535,12272,12274],{"class":3537,"line":12273},106,[3535,12275,3732],{"emptyLinePlaceholder":3731},[3535,12277,12279],{"class":3537,"line":12278},107,[3535,12280,12281],{"class":3820},"# Симульована база даних у пам'яті\n",[3535,12283,12285,12288,12290,12292,12294],{"class":3537,"line":12284},108,[3535,12286,12287],{"class":3541},"VAULT_DB: dict[",[3535,12289,3458],{"class":3785},[3535,12291,3426],{"class":3541},[3535,12293,3462],{"class":3785},[3535,12295,12296],{"class":3541},"] = {}\n",[3535,12298,12300],{"class":3537,"line":12299},109,[3535,12301,3732],{"emptyLinePlaceholder":3731},[3535,12303,12305],{"class":3537,"line":12304},110,[3535,12306,12307],{"class":3820},"# 9. Маршрути додатку\n",[3535,12309,12311,12313,12315,12318,12320,12323,12326,12328],{"class":3537,"line":12310},111,[3535,12312,3747],{"class":3746},[3535,12314,3750],{"class":3541},[3535,12316,12317],{"class":3564},"\"\u002Fsecrets\"",[3535,12319,3426],{"class":3541},[3535,12321,12322],{"class":3779},"response_model",[3535,12324,12325],{"class":3541},"=SecretResponse, ",[3535,12327,3445],{"class":3779},[3535,12329,12330],{"class":3541},"=status.HTTP_201_CREATED)\n",[3535,12332,12334,12336,12338,12341,12343,12346],{"class":3537,"line":12333},112,[3535,12335,3768],{"class":3756},[3535,12337,3771],{"class":3756},[3535,12339,12340],{"class":3746}," create_secret",[3535,12342,3750],{"class":3541},[3535,12344,12345],{"class":3779},"secret",[3535,12347,12348],{"class":3541},": SecretCreate):\n",[3535,12350,12352,12355,12357,12360,12363,12366],{"class":3537,"line":12351},113,[3535,12353,12354],{"class":3541},"    secret_id = ",[3535,12356,3458],{"class":3785},[3535,12358,12359],{"class":3541},"(uuid.uuid4())[:",[3535,12361,12362],{"class":3592},"8",[3535,12364,12365],{"class":3541},"]  ",[3535,12367,12368],{"class":3820},"# Короткий ID для зручності демонстрації\n",[3535,12370,12372],{"class":3537,"line":12371},114,[3535,12373,12374],{"class":3541},"    new_secret = {\n",[3535,12376,12378,12381],{"class":3537,"line":12377},115,[3535,12379,12380],{"class":3564},"        \"id\"",[3535,12382,12383],{"class":3541},": secret_id,\n",[3535,12385,12387,12389],{"class":3537,"line":12386},116,[3535,12388,3574],{"class":3564},[3535,12390,12391],{"class":3541},": secret.title,\n",[3535,12393,12395,12398],{"class":3537,"line":12394},117,[3535,12396,12397],{"class":3564},"        \"payload\"",[3535,12399,12400],{"class":3541},": secret.payload\n",[3535,12402,12404],{"class":3537,"line":12403},118,[3535,12405,3625],{"class":3541},[3535,12407,12409],{"class":3537,"line":12408},119,[3535,12410,12411],{"class":3541},"    VAULT_DB[secret_id] = new_secret\n",[3535,12413,12415,12417,12419,12422,12424,12426,12428,12430],{"class":3537,"line":12414},120,[3535,12416,10641],{"class":3541},[3535,12418,3895],{"class":3756},[3535,12420,12421],{"class":3564},"\"Створено новий секрет з ID: ",[3535,12423,3901],{"class":3756},[3535,12425,11599],{"class":3541},[3535,12427,3940],{"class":3756},[3535,12429,4919],{"class":3564},[3535,12431,3763],{"class":3541},[3535,12433,12435,12437],{"class":3537,"line":12434},121,[3535,12436,3961],{"class":3716},[3535,12438,12439],{"class":3541}," new_secret\n",[3535,12441,12443],{"class":3537,"line":12442},122,[3535,12444,3732],{"emptyLinePlaceholder":3731},[3535,12446,12448,12450,12452,12455,12458,12460,12462,12464],{"class":3537,"line":12447},123,[3535,12449,4908],{"class":3746},[3535,12451,3750],{"class":3541},[3535,12453,12454],{"class":3564},"\"\u002Fsecrets\u002F",[3535,12456,12457],{"class":3756},"{id}",[3535,12459,4919],{"class":3564},[3535,12461,3426],{"class":3541},[3535,12463,12322],{"class":3779},[3535,12465,12466],{"class":3541},"=SecretResponse)\n",[3535,12468,12470,12472,12474,12476],{"class":3537,"line":12469},124,[3535,12471,9385],{"class":3746},[3535,12473,3750],{"class":3541},[3535,12475,9390],{"class":3564},[3535,12477,3763],{"class":3541},[3535,12479,12481,12483,12485,12488,12490,12493,12495,12497,12499,12501],{"class":3537,"line":12480},125,[3535,12482,3768],{"class":3756},[3535,12484,3771],{"class":3756},[3535,12486,12487],{"class":3746}," get_secret",[3535,12489,3750],{"class":3541},[3535,12491,12492],{"class":3779},"id",[3535,12494,3561],{"class":3541},[3535,12496,3458],{"class":3785},[3535,12498,3426],{"class":3541},[3535,12500,4093],{"class":3779},[3535,12502,9408],{"class":3541},[3535,12504,12506,12508,12510,12513,12515,12517,12519,12521],{"class":3537,"line":12505},126,[3535,12507,10641],{"class":3541},[3535,12509,3895],{"class":3756},[3535,12511,12512],{"class":3564},"\"Запит на отримання секрету: ",[3535,12514,3901],{"class":3756},[3535,12516,12492],{"class":3746},[3535,12518,3940],{"class":3756},[3535,12520,4919],{"class":3564},[3535,12522,3763],{"class":3541},[3535,12524,12526,12528,12531,12533,12535],{"class":3537,"line":12525},127,[3535,12527,3812],{"class":3716},[3535,12529,12530],{"class":3746}," id",[3535,12532,4262],{"class":3756},[3535,12534,4976],{"class":3756},[3535,12536,12537],{"class":3541}," VAULT_DB:\n",[3535,12539,12541,12543,12546,12548],{"class":3537,"line":12540},128,[3535,12542,3827],{"class":3716},[3535,12544,12545],{"class":3541}," SecretNotFoundError(",[3535,12547,12492],{"class":3746},[3535,12549,3763],{"class":3541},[3535,12551,12553,12555,12558,12560],{"class":3537,"line":12552},129,[3535,12554,3961],{"class":3716},[3535,12556,12557],{"class":3541}," VAULT_DB[",[3535,12559,12492],{"class":3746},[3535,12561,5685],{"class":3541},[3392,12563],{},[6792,12565,12567],{"id":12566},"запуск-та-тестування-мікросервісу-secure-vault","Запуск та тестування мікросервісу Secure Vault",[3385,12569,12570,12571,3426,12574,6798,12576,12578],{},"Для запуску демонстраційного мікросервісу Secure Vault необхідно встановити бібліотеки ",[3416,12572,12573],{},"fastapi",[3416,12575,5075],{},[3416,12577,8462],{},". Скористайтеся однією з систем керування залежностями:",[12580,12581,12582,12616,12657],"tabs",{},[12583,12584,12586],"tabs-item",{"label":12585},"pip",[3525,12587,12589],{"className":5065,"code":12588,"language":5068,"meta":3531,"style":3531},"pip install fastapi uvicorn slowapi\nuvicorn secure_vault_app:app --reload\n",[3416,12590,12591,12607],{"__ignoreMap":3531},[3535,12592,12593,12595,12598,12601,12604],{"class":3537,"line":3538},[3535,12594,12585],{"class":3746},[3535,12596,12597],{"class":3564}," install",[3535,12599,12600],{"class":3564}," fastapi",[3535,12602,12603],{"class":3564}," uvicorn",[3535,12605,12606],{"class":3564}," slowapi\n",[3535,12608,12609,12611,12614],{"class":3537,"line":3545},[3535,12610,5075],{"class":3746},[3535,12612,12613],{"class":3564}," secure_vault_app:app",[3535,12615,5081],{"class":3756},[12583,12617,12619],{"label":12618},"uv",[3525,12620,12622],{"className":5065,"code":12621,"language":5068,"meta":3531,"style":3531},"uv pip install fastapi uvicorn slowapi\n# або безпосередній запуск:\nuv run uvicorn secure_vault_app:app --reload\n",[3416,12623,12624,12639,12644],{"__ignoreMap":3531},[3535,12625,12626,12628,12631,12633,12635,12637],{"class":3537,"line":3538},[3535,12627,12618],{"class":3746},[3535,12629,12630],{"class":3564}," pip",[3535,12632,12597],{"class":3564},[3535,12634,12600],{"class":3564},[3535,12636,12603],{"class":3564},[3535,12638,12606],{"class":3564},[3535,12640,12641],{"class":3537,"line":3545},[3535,12642,12643],{"class":3820},"# або безпосередній запуск:\n",[3535,12645,12646,12648,12651,12653,12655],{"class":3537,"line":3555},[3535,12647,12618],{"class":3746},[3535,12649,12650],{"class":3564}," run",[3535,12652,12603],{"class":3564},[3535,12654,12613],{"class":3564},[3535,12656,5081],{"class":3756},[12583,12658,12660],{"label":12659},"poetry",[3525,12661,12663],{"className":5065,"code":12662,"language":5068,"meta":3531,"style":3531},"poetry add fastapi uvicorn slowapi\npoetry run uvicorn secure_vault_app:app --reload\n",[3416,12664,12665,12678],{"__ignoreMap":3531},[3535,12666,12667,12669,12672,12674,12676],{"class":3537,"line":3538},[3535,12668,12659],{"class":3746},[3535,12670,12671],{"class":3564}," add",[3535,12673,12600],{"class":3564},[3535,12675,12603],{"class":3564},[3535,12677,12606],{"class":3564},[3535,12679,12680,12682,12684,12686,12688],{"class":3537,"line":3545},[3535,12681,12659],{"class":3746},[3535,12683,12650],{"class":3564},[3535,12685,12603],{"class":3564},[3535,12687,12613],{"class":3564},[3535,12689,5081],{"class":3756},[3385,12691,12692],{},"Тепер перевіримо роботу всіх налаштованих обмежень та логування за допомогою інструменту cURL.",[12694,12695,12697],"h6",{"id":12696},"сценарій-1-створення-секрету-та-отримання-заголовку-correlation-id","Сценарій 1: Створення секрету та отримання заголовку Correlation ID",[3385,12699,12700],{},"Надішлемо POST-запит для створення нового секрету:",[3522,12702,12703,12738],{},[3525,12704,12706],{"className":5065,"code":12705,"filename":5067,"language":5068,"meta":3531,"style":3531},"curl -i -X POST http:\u002F\u002F127.0.0.1:8000\u002Fsecrets \\\n  -H \"Content-Type: application\u002Fjson\" \\\n  -d '{\"title\": \"API_KEY_PROD\", \"payload\": \"U2VjcmV0S2V5MTIz\"}'\n",[3416,12707,12708,12723,12731],{"__ignoreMap":3531},[3535,12709,12710,12712,12714,12716,12718,12721],{"class":3537,"line":3538},[3535,12711,5117],{"class":3746},[3535,12713,7882],{"class":3756},[3535,12715,5120],{"class":3756},[3535,12717,5894],{"class":3564},[3535,12719,12720],{"class":3564}," http:\u002F\u002F127.0.0.1:8000\u002Fsecrets",[3535,12722,5901],{"class":5900},[3535,12724,12725,12727,12729],{"class":3537,"line":3545},[3535,12726,5906],{"class":3756},[3535,12728,5909],{"class":3564},[3535,12730,5901],{"class":5900},[3535,12732,12733,12735],{"class":3537,"line":3555},[3535,12734,5916],{"class":3756},[3535,12736,12737],{"class":3564}," '{\"title\": \"API_KEY_PROD\", \"payload\": \"U2VjcmV0S2V5MTIz\"}'\n",[3525,12739,12741],{"className":5084,"code":12740,"filename":5085,"language":5086,"meta":3531,"style":3531},"curl.exe -i -X POST http:\u002F\u002F127.0.0.1:8000\u002Fsecrets `\n  -H \"Content-Type: application\u002Fjson\" `\n  -d '{\"title\": \"API_KEY_PROD\", \"payload\": \"U2VjcmV0S2V5MTIz\"}'\n",[3416,12742,12743,12763,12771],{"__ignoreMap":3531},[3535,12744,12745,12747,12750,12752,12754,12756,12758,12760],{"class":3537,"line":3538},[3535,12746,5136],{"class":3746},[3535,12748,12749],{"class":3541}," -i -X POST http:\u002F\u002F",[3535,12751,5142],{"class":3592},[3535,12753,3419],{"class":3541},[3535,12755,5147],{"class":3592},[3535,12757,3703],{"class":3541},[3535,12759,5152],{"class":3592},[3535,12761,12762],{"class":3541},"\u002Fsecrets `\n",[3535,12764,12765,12767,12769],{"class":3537,"line":3545},[3535,12766,5949],{"class":3541},[3535,12768,5952],{"class":3564},[3535,12770,5955],{"class":3541},[3535,12772,12773,12775],{"class":3537,"line":3555},[3535,12774,5960],{"class":3541},[3535,12776,12777],{"class":3564},"'{\"title\": \"API_KEY_PROD\", \"payload\": \"U2VjcmV0S2V5MTIz\"}'\n",[5160,12779,12781,12788,12791,12799,12803,12806],{":cursor":5162,"title":12780},"Консольний вивід створення секрету",[5165,12782,12784],{"className":12783},[3537],[3535,12785,12787],{"className":12786},[5320,5172],"HTTP\u002F1.1 201 Created",[5165,12789,5177],{"className":12790},[3537],[5165,12792,12794],{"className":12793},[3537],[3535,12795,12798],{"className":12796},[12797,5172],"text-blue-400","X-Correlation-ID: 7d6c6e7f-4427-4bf7-9d7b-bc43d09a56c4",[5165,12800,12802],{"className":12801},[3537],"Content-Length: 72",[5165,12804],{"className":12805},[3537],[5165,12807,12809],{"className":12808},[3537],"{\"id\":\"e8a3b1\",\"title\":\"API_KEY_PROD\",\"payload\":\"U2VjcmV0S2V5MTIz\"}",[12694,12811,12813],{"id":12812},"сценарій-2-отримання-неіснуючого-секрету-404-error-envelope","Сценарій 2: Отримання неіснуючого секрету (404 Error Envelope)",[3385,12815,12816],{},"Спробуємо запросити секрет із неіснуючим ID:",[3522,12818,12819,12837],{},[3525,12820,12822],{"className":5065,"code":12821,"filename":5067,"language":5068,"meta":3531,"style":3531},"curl -i -X GET http:\u002F\u002F127.0.0.1:8000\u002Fsecrets\u002Finvalid_id\n",[3416,12823,12824],{"__ignoreMap":3531},[3535,12825,12826,12828,12830,12832,12834],{"class":3537,"line":3538},[3535,12827,5117],{"class":3746},[3535,12829,7882],{"class":3756},[3535,12831,5120],{"class":3756},[3535,12833,5123],{"class":3564},[3535,12835,12836],{"class":3564}," http:\u002F\u002F127.0.0.1:8000\u002Fsecrets\u002Finvalid_id\n",[3525,12838,12840],{"className":5084,"code":12839,"filename":5085,"language":5086,"meta":3531,"style":3531},"curl.exe -i -X GET http:\u002F\u002F127.0.0.1:8000\u002Fsecrets\u002Finvalid_id\n",[3416,12841,12842],{"__ignoreMap":3531},[3535,12843,12844,12846,12848,12850,12852,12854,12856,12858],{"class":3537,"line":3538},[3535,12845,5136],{"class":3746},[3535,12847,7910],{"class":3541},[3535,12849,5142],{"class":3592},[3535,12851,3419],{"class":3541},[3535,12853,5147],{"class":3592},[3535,12855,3703],{"class":3541},[3535,12857,5152],{"class":3592},[3535,12859,12860],{"class":3541},"\u002Fsecrets\u002Finvalid_id\n",[5160,12862,12864,12870,12873,12876],{":cursor":5162,"title":12863},"Консольний вивід помилки 404",[5165,12865,12867],{"className":12866},[3537],[3535,12868,5173],{"className":12869},[5171,5172],[5165,12871,5177],{"className":12872},[3537],[5165,12874],{"className":12875},[3537],[5165,12877,12879],{"className":12878},[3537],"{\"error\":\"SECRET_NOT_FOUND\",\"message\":\"Секрет із ідентифікатором 'invalid_id' не знайдено в системі.\",\"details\":{\"requested_id\":\"invalid_id\"}}",[12694,12881,12883],{"id":12882},"сценарій-3-перевищення-ліміту-запитів-rate-limiting-429","Сценарій 3: Перевищення ліміту запитів (Rate Limiting 429)",[3385,12885,12886,12887,3703],{},"Надішлемо більше 5 запитів на хвилину до маршруту ",[3416,12888,12889],{},"\u002Fsecrets\u002F{id}",[5160,12891,12893,12899,12902,12905],{":cursor":5162,"title":12892},"Консольний вивід обмеження запитів",[5165,12894,12896],{"className":12895},[3537],[3535,12897,9537],{"className":12898},[5171,5172],[5165,12900,5177],{"className":12901},[3537],[5165,12903],{"className":12904},[3537],[5165,12906,12908],{"className":12907},[3537],"{\"error\":\"TOO_MANY_REQUESTS\",\"message\":\"Ви надсилаєте забагато запитів. Будь ласка, зачекайте.\",\"limit\":\"5 per 1 minute\"}",[12694,12910,12912],{"id":12911},"сценарій-4-тестування-cors-політик-preflight-request","Сценарій 4: Тестування CORS політик (Preflight Request)",[3385,12914,12915,12916,12918],{},"Виконаємо CORS-запит типу ",[3416,12917,8033],{}," для імітації браузерного preflight-запиту від недозволеного джерела:",[3522,12920,12921,12957],{},[3525,12922,12924],{"className":5065,"code":12923,"filename":5067,"language":5068,"meta":3531,"style":3531},"curl -i -X OPTIONS http:\u002F\u002F127.0.0.1:8000\u002Fsecrets \\\n  -H \"Origin: https:\u002F\u002Funknown-spa.com\" \\\n  -H \"Access-Control-Request-Method: POST\"\n",[3416,12925,12926,12941,12950],{"__ignoreMap":3531},[3535,12927,12928,12930,12932,12934,12937,12939],{"class":3537,"line":3538},[3535,12929,5117],{"class":3746},[3535,12931,7882],{"class":3756},[3535,12933,5120],{"class":3756},[3535,12935,12936],{"class":3564}," OPTIONS",[3535,12938,12720],{"class":3564},[3535,12940,5901],{"class":5900},[3535,12942,12943,12945,12948],{"class":3537,"line":3545},[3535,12944,5906],{"class":3756},[3535,12946,12947],{"class":3564}," \"Origin: https:\u002F\u002Funknown-spa.com\"",[3535,12949,5901],{"class":5900},[3535,12951,12952,12954],{"class":3537,"line":3555},[3535,12953,5906],{"class":3756},[3535,12955,12956],{"class":3564}," \"Access-Control-Request-Method: POST\"\n",[3525,12958,12960],{"className":5084,"code":12959,"filename":5085,"language":5086,"meta":3531,"style":3531},"curl.exe -i -X OPTIONS http:\u002F\u002F127.0.0.1:8000\u002Fsecrets `\n  -H \"Origin: https:\u002F\u002Funknown-spa.com\" `\n  -H \"Access-Control-Request-Method: POST\"\n",[3416,12961,12962,12981,12990],{"__ignoreMap":3531},[3535,12963,12964,12966,12969,12971,12973,12975,12977,12979],{"class":3537,"line":3538},[3535,12965,5136],{"class":3746},[3535,12967,12968],{"class":3541}," -i -X OPTIONS http:\u002F\u002F",[3535,12970,5142],{"class":3592},[3535,12972,3419],{"class":3541},[3535,12974,5147],{"class":3592},[3535,12976,3703],{"class":3541},[3535,12978,5152],{"class":3592},[3535,12980,12762],{"class":3541},[3535,12982,12983,12985,12988],{"class":3537,"line":3545},[3535,12984,5949],{"class":3541},[3535,12986,12987],{"class":3564},"\"Origin: https:\u002F\u002Funknown-spa.com\"",[3535,12989,5955],{"class":3541},[3535,12991,12992,12994],{"class":3537,"line":3555},[3535,12993,5949],{"class":3541},[3535,12995,12996],{"class":3564},"\"Access-Control-Request-Method: POST\"\n",[5160,12998,13000,13006,13010],{":cursor":5162,"title":12999},"Консольний вивід CORS блокування",[5165,13001,13003],{"className":13002},[3537],[3535,13004,5321],{"className":13005},[5320,5172],[5165,13007,13009],{"className":13008},[3537],"Content-Length: 0",[5165,13011],{"className":13012},[3537],[3392,13014],{},[3405,13016,13018],{"id":13017},"практика-в-taskforge-обробка-помилок-та-безпека","Практика в TaskForge: Обробка помилок та безпека",[3385,13020,13021,13022,13024],{},"Застосуємо ці підходи до нашого основного проєкту ",[3413,13023,9648],{},". Ми налаштуємо єдину систему доменних виключень, підключимо логування, Correlation ID та налаштуємо CORS.",[3479,13026,13028],{"id":13027},"крок-1-створення-файлу-доменних-виключень","Крок 1: Створення файлу доменних виключень",[3385,13030,13031,13032,13035,13036,13038],{},"Створіть файл ",[3416,13033,13034],{},"app\u002Fcore\u002Fexceptions.py",", де визначте базовий клас ",[3416,13037,4493],{}," та специфічні виключення бізнес-логіки:",[3525,13040,13042],{"className":3706,"code":13041,"filename":13034,"language":3709,"meta":3531,"style":3531},"# app\u002Fcore\u002Fexceptions.py\n\nclass DomainException(Exception):\n    \"\"\"Базове доменне виключення для всього додатка TaskForge\"\"\"\n    def __init__(self, message: str, code: str):\n        self.message = message\n        self.code = code\n        super().__init__(self.message)\n\nclass ProjectNotFoundError(DomainException):\n    def __init__(self, project_id: int):\n        super().__init__(\n            message=f\"Проєкт із ідентифікатором {project_id} не знайдено.\",\n            code=\"PROJECT_NOT_FOUND\"\n        )\n\nclass TaskNotFoundError(DomainException):\n    def __init__(self, task_id: int):\n        super().__init__(\n            message=f\"Таску з ідентифікатором {task_id} не знайдено.\",\n            code=\"TASK_NOT_FOUND\"\n        )\n\nclass ForbiddenError(DomainException):\n    def __init__(self, action: str):\n        super().__init__(\n            message=f\"У вас немає прав для виконання дії: {action}.\",\n            code=\"ACCESS_FORBIDDEN\"\n        )\n",[3416,13043,13044,13049,13053,13065,13070,13098,13105,13112,13127,13131,13143,13163,13173,13195,13205,13209,13213,13226,13247,13257,13278,13287,13291,13295,13308,13329,13339,13361,13370],{"__ignoreMap":3531},[3535,13045,13046],{"class":3537,"line":3538},[3535,13047,13048],{"class":3820},"# app\u002Fcore\u002Fexceptions.py\n",[3535,13050,13051],{"class":3537,"line":3545},[3535,13052,3732],{"emptyLinePlaceholder":3731},[3535,13054,13055,13057,13059,13061,13063],{"class":3537,"line":3555},[3535,13056,4458],{"class":3756},[3535,13058,4461],{"class":3785},[3535,13060,3750],{"class":3541},[3535,13062,3425],{"class":3785},[3535,13064,3799],{"class":3541},[3535,13066,13067],{"class":3537,"line":3571},[3535,13068,13069],{"class":3564},"    \"\"\"Базове доменне виключення для всього додатка TaskForge\"\"\"\n",[3535,13071,13072,13074,13076,13078,13080,13082,13084,13086,13088,13090,13092,13094,13096],{"class":3537,"line":3584},[3535,13073,6591],{"class":3756},[3535,13075,6594],{"class":3746},[3535,13077,3750],{"class":3541},[3535,13079,6599],{"class":3779},[3535,13081,3426],{"class":3541},[3535,13083,6989],{"class":3779},[3535,13085,3561],{"class":3541},[3535,13087,3458],{"class":3785},[3535,13089,3426],{"class":3541},[3535,13091,3416],{"class":3779},[3535,13093,3561],{"class":3541},[3535,13095,3458],{"class":3785},[3535,13097,3799],{"class":3541},[3535,13099,13100,13102],{"class":3537,"line":3598},[3535,13101,6647],{"class":3756},[3535,13103,13104],{"class":3541},".message = message\n",[3535,13106,13107,13109],{"class":3537,"line":3611},[3535,13108,6647],{"class":3756},[3535,13110,13111],{"class":3541},".code = code\n",[3535,13113,13114,13116,13118,13120,13122,13124],{"class":3537,"line":3622},[3535,13115,6633],{"class":3785},[3535,13117,6636],{"class":3541},[3535,13119,6639],{"class":3746},[3535,13121,3750],{"class":3541},[3535,13123,6599],{"class":3756},[3535,13125,13126],{"class":3541},".message)\n",[3535,13128,13129],{"class":3537,"line":3628},[3535,13130,3732],{"emptyLinePlaceholder":3731},[3535,13132,13133,13135,13137,13139,13141],{"class":3537,"line":3824},[3535,13134,4458],{"class":3756},[3535,13136,4488],{"class":3785},[3535,13138,3750],{"class":3541},[3535,13140,4493],{"class":3785},[3535,13142,3799],{"class":3541},[3535,13144,13145,13147,13149,13151,13153,13155,13157,13159,13161],{"class":3537,"line":3833},[3535,13146,6591],{"class":3756},[3535,13148,6594],{"class":3746},[3535,13150,3750],{"class":3541},[3535,13152,6599],{"class":3779},[3535,13154,3426],{"class":3541},[3535,13156,4936],{"class":3779},[3535,13158,3561],{"class":3541},[3535,13160,3786],{"class":3785},[3535,13162,3799],{"class":3541},[3535,13164,13165,13167,13169,13171],{"class":3537,"line":3842},[3535,13166,6633],{"class":3785},[3535,13168,6636],{"class":3541},[3535,13170,6639],{"class":3746},[3535,13172,4215],{"class":3541},[3535,13174,13175,13177,13179,13181,13184,13186,13188,13190,13193],{"class":3537,"line":3851},[3535,13176,4349],{"class":3779},[3535,13178,4117],{"class":3541},[3535,13180,3895],{"class":3756},[3535,13182,13183],{"class":3564},"\"Проєкт із ідентифікатором ",[3535,13185,3901],{"class":3756},[3535,13187,4936],{"class":3541},[3535,13189,3940],{"class":3756},[3535,13191,13192],{"class":3564}," не знайдено.\"",[3535,13194,3568],{"class":3541},[3535,13196,13197,13200,13202],{"class":3537,"line":3863},[3535,13198,13199],{"class":3779},"            code",[3535,13201,4117],{"class":3541},[3535,13203,13204],{"class":3564},"\"PROJECT_NOT_FOUND\"\n",[3535,13206,13207],{"class":3537,"line":3875},[3535,13208,3955],{"class":3541},[3535,13210,13211],{"class":3537,"line":3887},[3535,13212,3732],{"emptyLinePlaceholder":3731},[3535,13214,13215,13217,13220,13222,13224],{"class":3537,"line":3924},[3535,13216,4458],{"class":3756},[3535,13218,13219],{"class":3785}," TaskNotFoundError",[3535,13221,3750],{"class":3541},[3535,13223,4493],{"class":3785},[3535,13225,3799],{"class":3541},[3535,13227,13228,13230,13232,13234,13236,13238,13241,13243,13245],{"class":3537,"line":3946},[3535,13229,6591],{"class":3756},[3535,13231,6594],{"class":3746},[3535,13233,3750],{"class":3541},[3535,13235,6599],{"class":3779},[3535,13237,3426],{"class":3541},[3535,13239,13240],{"class":3779},"task_id",[3535,13242,3561],{"class":3541},[3535,13244,3786],{"class":3785},[3535,13246,3799],{"class":3541},[3535,13248,13249,13251,13253,13255],{"class":3537,"line":3952},[3535,13250,6633],{"class":3785},[3535,13252,6636],{"class":3541},[3535,13254,6639],{"class":3746},[3535,13256,4215],{"class":3541},[3535,13258,13259,13261,13263,13265,13268,13270,13272,13274,13276],{"class":3537,"line":3958},[3535,13260,4349],{"class":3779},[3535,13262,4117],{"class":3541},[3535,13264,3895],{"class":3756},[3535,13266,13267],{"class":3564},"\"Таску з ідентифікатором ",[3535,13269,3901],{"class":3756},[3535,13271,13240],{"class":3541},[3535,13273,3940],{"class":3756},[3535,13275,13192],{"class":3564},[3535,13277,3568],{"class":3541},[3535,13279,13280,13282,13284],{"class":3537,"line":4537},[3535,13281,13199],{"class":3779},[3535,13283,4117],{"class":3541},[3535,13285,13286],{"class":3564},"\"TASK_NOT_FOUND\"\n",[3535,13288,13289],{"class":3537,"line":4543},[3535,13290,3955],{"class":3541},[3535,13292,13293],{"class":3537,"line":4548},[3535,13294,3732],{"emptyLinePlaceholder":3731},[3535,13296,13297,13299,13302,13304,13306],{"class":3537,"line":4555},[3535,13298,4458],{"class":3756},[3535,13300,13301],{"class":3785}," ForbiddenError",[3535,13303,3750],{"class":3541},[3535,13305,4493],{"class":3785},[3535,13307,3799],{"class":3541},[3535,13309,13310,13312,13314,13316,13318,13320,13323,13325,13327],{"class":3537,"line":4574},[3535,13311,6591],{"class":3756},[3535,13313,6594],{"class":3746},[3535,13315,3750],{"class":3541},[3535,13317,6599],{"class":3779},[3535,13319,3426],{"class":3541},[3535,13321,13322],{"class":3779},"action",[3535,13324,3561],{"class":3541},[3535,13326,3458],{"class":3785},[3535,13328,3799],{"class":3541},[3535,13330,13331,13333,13335,13337],{"class":3537,"line":4580},[3535,13332,6633],{"class":3785},[3535,13334,6636],{"class":3541},[3535,13336,6639],{"class":3746},[3535,13338,4215],{"class":3541},[3535,13340,13341,13343,13345,13347,13350,13352,13354,13356,13359],{"class":3537,"line":4587},[3535,13342,4349],{"class":3779},[3535,13344,4117],{"class":3541},[3535,13346,3895],{"class":3756},[3535,13348,13349],{"class":3564},"\"У вас немає прав для виконання дії: ",[3535,13351,3901],{"class":3756},[3535,13353,13322],{"class":3541},[3535,13355,3940],{"class":3756},[3535,13357,13358],{"class":3564},".\"",[3535,13360,3568],{"class":3541},[3535,13362,13363,13365,13367],{"class":3537,"line":4595},[3535,13364,13199],{"class":3779},[3535,13366,4117],{"class":3541},[3535,13368,13369],{"class":3564},"\"ACCESS_FORBIDDEN\"\n",[3535,13371,13372],{"class":3537,"line":4602},[3535,13373,3955],{"class":3541},[3392,13375],{},[3479,13377,13379,13380],{"id":13378},"крок-2-інтеграція-виключень-cors-та-логування-в-mainpy","Крок 2: Інтеграція виключень, CORS та логування в ",[3416,13381,3708],{},[3385,13383,13384,13385,13387],{},"Відкрийте файл ",[3416,13386,3708],{}," проєкту та налаштуйте:",[4002,13389,13390,13395,13398],{},[3441,13391,13392,13393,3419],{},"Реєстрацію глобального обробника для ",[3416,13394,4493],{},[3441,13396,13397],{},"Конфігурацію дозволених CORS джерел.",[3441,13399,13400],{},"Посередник логування та Correlation ID.",[3525,13402,13404],{"className":3706,"code":13403,"filename":3708,"language":3709,"meta":3531,"style":3531},"# main.py\nimport time\nimport uuid\nimport logging\nfrom contextvars import ContextVar\nfrom fastapi import FastAPI, Request, status\nfrom fastapi.responses import JSONResponse\nfrom fastapi.middleware.cors import CORSMiddleware\n\n# Імпортуємо доменні помилки\nfrom app.core.exceptions import DomainException, ProjectNotFoundError, ForbiddenError\n\n# Налаштовуємо контекст Correlation ID\ncorrelation_id_var: ContextVar[str] = ContextVar(\"correlation_id\", default=\"\")\nlogging.basicConfig(level=logging.INFO, format=\"[%(asctime)s] [ID: %(correlation_id)s] %(message)s\")\nlogger = logging.getLogger(\"TaskForgeLogger\")\n\nclass CorrelationIdFilter(logging.Filter):\n    def filter(self, record):\n        record.correlation_id = correlation_id_var.get()\n        return True\n\nlogger.addFilter(CorrelationIdFilter())\n\napp = FastAPI(\n    title=\"TaskForge API\",\n    description=\"Система управління проєктами та тасками\"\n)\n\n# 1. Глобальний обробник доменних помилок\n@app.exception_handler(DomainException)\nasync def domain_exception_handler(request: Request, exc: DomainException):\n    status_code = status.HTTP_400_BAD_REQUEST\n\n    if \"NOT_FOUND\" in exc.code:\n        status_code = status.HTTP_404_NOT_FOUND\n    elif \"ACCESS_FORBIDDEN\" in exc.code:\n        status_code = status.HTTP_403_FORBIDDEN\n\n    logger.warning(f\"Доменне виключення [{exc.code}] на {request.method} {request.url.path}: {exc.message}\")\n\n    return JSONResponse(\n        status_code=status_code,\n        content={\n            \"error\": exc.code,\n            \"message\": exc.message,\n            \"details\": None\n        }\n    )\n\n# 2. Посередник трасування Correlation ID та часу виконання\n@app.middleware(\"http\")\nasync def audit_logging_middleware(request: Request, call_next):\n    corr_id = request.headers.get(\"X-Correlation-ID\", str(uuid.uuid4()))\n    token = correlation_id_var.set(corr_id)\n\n    start_time = time.perf_counter()\n    logger.info(f\"TaskForge запит: {request.method} {request.url.path}\")\n\n    try:\n        response = await call_next(request)\n    finally:\n        process_time = time.perf_counter() - start_time\n        logger.info(f\"TaskForge відповідь: {request.method} {request.url.path} | Статус: {response.status_code} | Час: {process_time:.4f}s\")\n        response.headers[\"X-Correlation-ID\"] = corr_id\n        correlation_id_var.reset(token)\n\n    return response\n\n# 3. Конфігурація CORS для локальної розробки SPA\napp.add_middleware(\n    CORSMiddleware,\n    allow_origins=[\"http:\u002F\u002Flocalhost:3000\"],  # Дозволяємо SPA на Nuxt\u002FReact\n    allow_credentials=True,\n    allow_methods=[\"*\"],\n    allow_headers=[\"*\"],\n)\n\n# Простий приклад маршруту для демонстрації\n@app.get(\"\u002Fprojects\u002F{project_id}\")\nasync def get_project(project_id: int):\n    # Симулюємо помилку \"не знайдено\" для демонстрації роботи обробника\n    if project_id == 999:\n        raise ProjectNotFoundError(project_id)\n    return {\"id\": project_id, \"name\": \"Демонстраційний проєкт TaskForge\"}\n",[3416,13405,13406,13411,13417,13423,13429,13439,13449,13459,13469,13473,13478,13490,13494,13499,13519,13547,13556,13560,13576,13592,13596,13602,13606,13610,13614,13619,13631,13641,13645,13649,13654,13660,13679,13684,13688,13700,13705,13717,13722,13726,13770,13774,13780,13787,13793,13800,13807,13815,13819,13823,13827,13832,13842,13861,13873,13877,13881,13885,13910,13914,13920,13928,13934,13938,13979,13987,13991,13995,14001,14005,14010,14014,14018,14031,14041,14052,14062,14066,14070,14075,14089,14107,14112,14123,14130],{"__ignoreMap":3531},[3535,13407,13408],{"class":3537,"line":3538},[3535,13409,13410],{"class":3820},"# main.py\n",[3535,13412,13413,13415],{"class":3537,"line":3545},[3535,13414,3723],{"class":3716},[3535,13416,6384],{"class":3541},[3535,13418,13419,13421],{"class":3537,"line":3555},[3535,13420,3723],{"class":3716},[3535,13422,7281],{"class":3541},[3535,13424,13425,13427],{"class":3537,"line":3571},[3535,13426,3723],{"class":3716},[3535,13428,9768],{"class":3541},[3535,13430,13431,13433,13435,13437],{"class":3537,"line":3584},[3535,13432,3717],{"class":3716},[3535,13434,7288],{"class":3541},[3535,13436,3723],{"class":3716},[3535,13438,7293],{"class":3541},[3535,13440,13441,13443,13445,13447],{"class":3537,"line":3598},[3535,13442,3717],{"class":3716},[3535,13444,3720],{"class":3541},[3535,13446,3723],{"class":3716},[3535,13448,4420],{"class":3541},[3535,13450,13451,13453,13455,13457],{"class":3537,"line":3611},[3535,13452,3717],{"class":3716},[3535,13454,4427],{"class":3541},[3535,13456,3723],{"class":3716},[3535,13458,4432],{"class":3541},[3535,13460,13461,13463,13465,13467],{"class":3537,"line":3622},[3535,13462,3717],{"class":3716},[3535,13464,8080],{"class":3541},[3535,13466,3723],{"class":3716},[3535,13468,8085],{"class":3541},[3535,13470,13471],{"class":3537,"line":3628},[3535,13472,3732],{"emptyLinePlaceholder":3731},[3535,13474,13475],{"class":3537,"line":3824},[3535,13476,13477],{"class":3820},"# Імпортуємо доменні помилки\n",[3535,13479,13480,13482,13485,13487],{"class":3537,"line":3833},[3535,13481,3717],{"class":3716},[3535,13483,13484],{"class":3541}," app.core.exceptions ",[3535,13486,3723],{"class":3716},[3535,13488,13489],{"class":3541}," DomainException, ProjectNotFoundError, ForbiddenError\n",[3535,13491,13492],{"class":3537,"line":3842},[3535,13493,3732],{"emptyLinePlaceholder":3731},[3535,13495,13496],{"class":3537,"line":3851},[3535,13497,13498],{"class":3820},"# Налаштовуємо контекст Correlation ID\n",[3535,13500,13501,13503,13505,13507,13509,13511,13513,13515,13517],{"class":3537,"line":3863},[3535,13502,10203],{"class":3541},[3535,13504,3458],{"class":3785},[3535,13506,7322],{"class":3541},[3535,13508,10210],{"class":3564},[3535,13510,3426],{"class":3541},[3535,13512,7330],{"class":3779},[3535,13514,4117],{"class":3541},[3535,13516,7335],{"class":3564},[3535,13518,3763],{"class":3541},[3535,13520,13521,13523,13525,13527,13529,13531,13533,13535,13537,13539,13541,13543,13545],{"class":3537,"line":3875},[3535,13522,9809],{"class":3541},[3535,13524,9812],{"class":3779},[3535,13526,10238],{"class":3541},[3535,13528,9818],{"class":3779},[3535,13530,4117],{"class":3541},[3535,13532,10245],{"class":3564},[3535,13534,9825],{"class":3756},[3535,13536,10255],{"class":3564},[3535,13538,10258],{"class":3756},[3535,13540,5653],{"class":3564},[3535,13542,9836],{"class":3756},[3535,13544,4919],{"class":3564},[3535,13546,3763],{"class":3541},[3535,13548,13549,13551,13554],{"class":3537,"line":3887},[3535,13550,9845],{"class":3541},[3535,13552,13553],{"class":3564},"\"TaskForgeLogger\"",[3535,13555,3763],{"class":3541},[3535,13557,13558],{"class":3537,"line":3924},[3535,13559,3732],{"emptyLinePlaceholder":3731},[3535,13561,13562,13564,13566,13568,13570,13572,13574],{"class":3537,"line":3946},[3535,13563,4458],{"class":3756},[3535,13565,10291],{"class":3785},[3535,13567,3750],{"class":3541},[3535,13569,9670],{"class":3785},[3535,13571,3419],{"class":3541},[3535,13573,10300],{"class":3785},[3535,13575,3799],{"class":3541},[3535,13577,13578,13580,13582,13584,13586,13588,13590],{"class":3537,"line":3952},[3535,13579,6591],{"class":3756},[3535,13581,10309],{"class":3746},[3535,13583,3750],{"class":3541},[3535,13585,6599],{"class":3779},[3535,13587,3426],{"class":3541},[3535,13589,10318],{"class":3779},[3535,13591,3799],{"class":3541},[3535,13593,13594],{"class":3537,"line":3958},[3535,13595,10325],{"class":3541},[3535,13597,13598,13600],{"class":3537,"line":4537},[3535,13599,4378],{"class":3716},[3535,13601,10332],{"class":3756},[3535,13603,13604],{"class":3537,"line":4543},[3535,13605,3732],{"emptyLinePlaceholder":3731},[3535,13607,13608],{"class":3537,"line":4548},[3535,13609,10341],{"class":3541},[3535,13611,13612],{"class":3537,"line":4555},[3535,13613,3732],{"emptyLinePlaceholder":3731},[3535,13615,13616],{"class":3537,"line":4574},[3535,13617,13618],{"class":3541},"app = FastAPI(\n",[3535,13620,13621,13624,13626,13629],{"class":3537,"line":4580},[3535,13622,13623],{"class":3779},"    title",[3535,13625,4117],{"class":3541},[3535,13627,13628],{"class":3564},"\"TaskForge API\"",[3535,13630,3568],{"class":3541},[3535,13632,13633,13636,13638],{"class":3537,"line":4587},[3535,13634,13635],{"class":3779},"    description",[3535,13637,4117],{"class":3541},[3535,13639,13640],{"class":3564},"\"Система управління проєктами та тасками\"\n",[3535,13642,13643],{"class":3537,"line":4595},[3535,13644,3763],{"class":3541},[3535,13646,13647],{"class":3537,"line":4602},[3535,13648,3732],{"emptyLinePlaceholder":3731},[3535,13650,13651],{"class":3537,"line":4615},[3535,13652,13653],{"class":3820},"# 1. Глобальний обробник доменних помилок\n",[3535,13655,13656,13658],{"class":3537,"line":4628},[3535,13657,4033],{"class":3746},[3535,13659,4760],{"class":3541},[3535,13661,13662,13664,13666,13669,13671,13673,13675,13677],{"class":3537,"line":4637},[3535,13663,3768],{"class":3756},[3535,13665,3771],{"class":3756},[3535,13667,13668],{"class":3746}," domain_exception_handler",[3535,13670,3750],{"class":3541},[3535,13672,4093],{"class":3779},[3535,13674,4096],{"class":3541},[3535,13676,4099],{"class":3779},[3535,13678,4781],{"class":3541},[3535,13680,13681],{"class":3537,"line":4643},[3535,13682,13683],{"class":3541},"    status_code = status.HTTP_400_BAD_REQUEST\n",[3535,13685,13686],{"class":3537,"line":4648},[3535,13687,3732],{"emptyLinePlaceholder":3731},[3535,13689,13690,13692,13695,13697],{"class":3537,"line":4653},[3535,13691,3812],{"class":3716},[3535,13693,13694],{"class":3564}," \"NOT_FOUND\"",[3535,13696,4976],{"class":3756},[3535,13698,13699],{"class":3541}," exc.code:\n",[3535,13701,13702],{"class":3537,"line":4661},[3535,13703,13704],{"class":3541},"        status_code = status.HTTP_404_NOT_FOUND\n",[3535,13706,13707,13710,13713,13715],{"class":3537,"line":4682},[3535,13708,13709],{"class":3716},"    elif",[3535,13711,13712],{"class":3564}," \"ACCESS_FORBIDDEN\"",[3535,13714,4976],{"class":3756},[3535,13716,13699],{"class":3541},[3535,13718,13719],{"class":3537,"line":4688},[3535,13720,13721],{"class":3541},"        status_code = status.HTTP_403_FORBIDDEN\n",[3535,13723,13724],{"class":3537,"line":4695},[3535,13725,3732],{"emptyLinePlaceholder":3731},[3535,13727,13728,13730,13732,13735,13737,13740,13742,13745,13747,13749,13751,13753,13755,13757,13759,13761,13764,13766,13768],{"class":3537,"line":4703},[3535,13729,11653],{"class":3541},[3535,13731,3895],{"class":3756},[3535,13733,13734],{"class":3564},"\"Доменне виключення [",[3535,13736,3901],{"class":3756},[3535,13738,13739],{"class":3541},"exc.code",[3535,13741,3940],{"class":3756},[3535,13743,13744],{"class":3564},"] на ",[3535,13746,3901],{"class":3756},[3535,13748,7506],{"class":3541},[3535,13750,3940],{"class":3756},[3535,13752,3964],{"class":3756},[3535,13754,7513],{"class":3541},[3535,13756,3940],{"class":3756},[3535,13758,3561],{"class":3564},[3535,13760,3901],{"class":3756},[3535,13762,13763],{"class":3541},"exc.message",[3535,13765,3940],{"class":3756},[3535,13767,4919],{"class":3564},[3535,13769,3763],{"class":3541},[3535,13771,13772],{"class":3537,"line":4710},[3535,13773,3732],{"emptyLinePlaceholder":3731},[3535,13775,13776,13778],{"class":3537,"line":4722},[3535,13777,3961],{"class":3716},[3535,13779,4109],{"class":3541},[3535,13781,13782,13784],{"class":3537,"line":4733},[3535,13783,4114],{"class":3779},[3535,13785,13786],{"class":3541},"=status_code,\n",[3535,13788,13789,13791],{"class":3537,"line":4740},[3535,13790,4127],{"class":3779},[3535,13792,3848],{"class":3541},[3535,13794,13795,13797],{"class":3537,"line":4745},[3535,13796,9287],{"class":3564},[3535,13798,13799],{"class":3541},": exc.code,\n",[3535,13801,13802,13804],{"class":3537,"line":4750},[3535,13803,4618],{"class":3564},[3535,13805,13806],{"class":3541},": exc.message,\n",[3535,13808,13809,13811,13813],{"class":3537,"line":4755},[3535,13810,10009],{"class":3564},[3535,13812,3561],{"class":3541},[3535,13814,10014],{"class":3756},[3535,13816,13817],{"class":3537,"line":4763},[3535,13818,4640],{"class":3541},[3535,13820,13821],{"class":3537,"line":4784},[3535,13822,4155],{"class":3541},[3535,13824,13825],{"class":3537,"line":4790},[3535,13826,3732],{"emptyLinePlaceholder":3731},[3535,13828,13829],{"class":3537,"line":4797},[3535,13830,13831],{"class":3820},"# 2. Посередник трасування Correlation ID та часу виконання\n",[3535,13833,13834,13836,13838,13840],{"class":3537,"line":4804},[3535,13835,6412],{"class":3746},[3535,13837,3750],{"class":3541},[3535,13839,6417],{"class":3564},[3535,13841,3763],{"class":3541},[3535,13843,13844,13846,13848,13851,13853,13855,13857,13859],{"class":3537,"line":4811},[3535,13845,3768],{"class":3756},[3535,13847,3771],{"class":3756},[3535,13849,13850],{"class":3746}," audit_logging_middleware",[3535,13852,3750],{"class":3541},[3535,13854,4093],{"class":3779},[3535,13856,4096],{"class":3541},[3535,13858,6184],{"class":3779},[3535,13860,3799],{"class":3541},[3535,13862,13863,13865,13867,13869,13871],{"class":3537,"line":4823},[3535,13864,11874],{"class":3541},[3535,13866,10410],{"class":3564},[3535,13868,3426],{"class":3541},[3535,13870,3458],{"class":3785},[3535,13872,10417],{"class":3541},[3535,13874,13875],{"class":3537,"line":4835},[3535,13876,11887],{"class":3541},[3535,13878,13879],{"class":3537,"line":4840},[3535,13880,3732],{"emptyLinePlaceholder":3731},[3535,13882,13883],{"class":3537,"line":4845},[3535,13884,6448],{"class":3541},[3535,13886,13887,13889,13891,13894,13896,13898,13900,13902,13904,13906,13908],{"class":3537,"line":4850},[3535,13888,10641],{"class":3541},[3535,13890,3895],{"class":3756},[3535,13892,13893],{"class":3564},"\"TaskForge запит: ",[3535,13895,3901],{"class":3756},[3535,13897,7506],{"class":3541},[3535,13899,3940],{"class":3756},[3535,13901,3964],{"class":3756},[3535,13903,7513],{"class":3541},[3535,13905,3940],{"class":3756},[3535,13907,4919],{"class":3564},[3535,13909,3763],{"class":3541},[3535,13911,13912],{"class":3537,"line":4856},[3535,13913,3732],{"emptyLinePlaceholder":3731},[3535,13915,13916,13918],{"class":3537,"line":4861},[3535,13917,7528],{"class":3716},[3535,13919,6873],{"class":3541},[3535,13921,13922,13924,13926],{"class":3537,"line":4867},[3535,13923,6696],{"class":3541},[3535,13925,6465],{"class":3716},[3535,13927,6468],{"class":3541},[3535,13929,13930,13932],{"class":3537,"line":4900},[3535,13931,7680],{"class":3716},[3535,13933,6873],{"class":3541},[3535,13935,13936],{"class":3537,"line":4905},[3535,13937,7576],{"class":3541},[3535,13939,13940,13942,13944,13947,13949,13951,13953,13955,13957,13959,13961,13963,13965,13967,13969,13971,13973,13975,13977],{"class":3537,"line":4924},[3535,13941,10445],{"class":3541},[3535,13943,3895],{"class":3756},[3535,13945,13946],{"class":3564},"\"TaskForge відповідь: ",[3535,13948,3901],{"class":3756},[3535,13950,7506],{"class":3541},[3535,13952,3940],{"class":3756},[3535,13954,3964],{"class":3756},[3535,13956,7513],{"class":3541},[3535,13958,3940],{"class":3756},[3535,13960,11975],{"class":3564},[3535,13962,3901],{"class":3756},[3535,13964,7645],{"class":3541},[3535,13966,3940],{"class":3756},[3535,13968,11984],{"class":3564},[3535,13970,3901],{"class":3756},[3535,13972,6502],{"class":3541},[3535,13974,10549],{"class":3756},[3535,13976,7659],{"class":3564},[3535,13978,3763],{"class":3541},[3535,13980,13981,13983,13985],{"class":3537,"line":4959},[3535,13982,6710],{"class":3541},[3535,13984,10410],{"class":3564},[3535,13986,10572],{"class":3541},[3535,13988,13989],{"class":3537,"line":4965},[3535,13990,12009],{"class":3541},[3535,13992,13993],{"class":3537,"line":4982},[3535,13994,3732],{"emptyLinePlaceholder":3731},[3535,13996,13997,13999],{"class":3537,"line":5006},[3535,13998,3961],{"class":3716},[3535,14000,6519],{"class":3541},[3535,14002,14003],{"class":3537,"line":5011},[3535,14004,3732],{"emptyLinePlaceholder":3731},[3535,14006,14007],{"class":3537,"line":5017},[3535,14008,14009],{"class":3820},"# 3. Конфігурація CORS для локальної розробки SPA\n",[3535,14011,14012],{"class":3537,"line":5030},[3535,14013,6748],{"class":3541},[3535,14015,14016],{"class":3537,"line":5043},[3535,14017,8148],{"class":3541},[3535,14019,14020,14022,14024,14026,14028],{"class":3537,"line":5048},[3535,14021,8153],{"class":3779},[3535,14023,8183],{"class":3541},[3535,14025,8342],{"class":3564},[3535,14027,12096],{"class":3541},[3535,14029,14030],{"class":3820},"# Дозволяємо SPA на Nuxt\u002FReact\n",[3535,14032,14033,14035,14037,14039],{"class":3537,"line":11941},[3535,14034,8164],{"class":3779},[3535,14036,4117],{"class":3541},[3535,14038,8169],{"class":3756},[3535,14040,3568],{"class":3541},[3535,14042,14043,14045,14047,14050],{"class":3537,"line":11948},[3535,14044,8180],{"class":3779},[3535,14046,8183],{"class":3541},[3535,14048,14049],{"class":3564},"\"*\"",[3535,14051,5411],{"class":3541},[3535,14053,14054,14056,14058,14060],{"class":3537,"line":11953},[3535,14055,8212],{"class":3779},[3535,14057,8183],{"class":3541},[3535,14059,14049],{"class":3564},[3535,14061,5411],{"class":3541},[3535,14063,14064],{"class":3537,"line":11997},[3535,14065,3763],{"class":3541},[3535,14067,14068],{"class":3537,"line":12006},[3535,14069,3732],{"emptyLinePlaceholder":3731},[3535,14071,14072],{"class":3537,"line":12012},[3535,14073,14074],{"class":3820},"# Простий приклад маршруту для демонстрації\n",[3535,14076,14077,14079,14081,14083,14085,14087],{"class":3537,"line":12017},[3535,14078,4908],{"class":3746},[3535,14080,3750],{"class":3541},[3535,14082,4913],{"class":3564},[3535,14084,4916],{"class":3756},[3535,14086,4919],{"class":3564},[3535,14088,3763],{"class":3541},[3535,14090,14091,14093,14095,14097,14099,14101,14103,14105],{"class":3537,"line":12024},[3535,14092,3768],{"class":3756},[3535,14094,3771],{"class":3756},[3535,14096,4931],{"class":3746},[3535,14098,3750],{"class":3541},[3535,14100,4936],{"class":3779},[3535,14102,3561],{"class":3541},[3535,14104,3786],{"class":3785},[3535,14106,3799],{"class":3541},[3535,14108,14109],{"class":3537,"line":12029},[3535,14110,14111],{"class":3820},"    # Симулюємо помилку \"не знайдено\" для демонстрації роботи обробника\n",[3535,14113,14114,14116,14119,14121],{"class":3537,"line":12035},[3535,14115,3812],{"class":3716},[3535,14117,14118],{"class":3541}," project_id == ",[3535,14120,5105],{"class":3592},[3535,14122,6873],{"class":3541},[3535,14124,14125,14127],{"class":3537,"line":12040},[3535,14126,3827],{"class":3716},[3535,14128,14129],{"class":3541}," ProjectNotFoundError(project_id)\n",[3535,14131,14132,14134,14136,14138,14141,14143,14145,14148],{"class":3537,"line":12045},[3535,14133,3961],{"class":3716},[3535,14135,3964],{"class":3541},[3535,14137,9052],{"class":3564},[3535,14139,14140],{"class":3541},": project_id, ",[3535,14142,7809],{"class":3564},[3535,14144,3561],{"class":3541},[3535,14146,14147],{"class":3564},"\"Демонстраційний проєкт TaskForge\"",[3535,14149,3631],{"class":3541},[3385,14151,14152,14153,14156,14157,14160,14161,14164,14165,3419],{},"Завдяки такій структурі, будь-який розробник, що пише бізнес-сервіси, може просто викликати ",[3416,14154,14155],{},"raise ProjectNotFoundError(project_id)"," з будь-якого рівня стеку викликів. Глобальний обробник ",[3416,14158,14159],{},"domain_exception_handler"," автоматично перетворить його на структуровану відповідь ",[3416,14162,14163],{},"404 Not Found",", зберігаючи чистоту коду контролерів та сервісів без нагромадження блоків ",[3416,14166,14167],{},"try-except",[3392,14169],{},[3479,14171,14173],{"id":14172},"крок-3-фіксація-змін-у-репозиторії","Крок 3: Фіксація змін у репозиторії",[3385,14175,14176],{},"Збережіть усі внесені зміни та виконайте фіксацію у вашому сховищі Git:",[3522,14178,14179],{},[3525,14180,14183],{"className":5065,"code":14181,"filename":14182,"language":5068,"meta":3531,"style":3531},"git add .\ngit commit -m \"feat: add error handling, logging middleware and CORS\"\n","terminal",[3416,14184,14185,14195],{"__ignoreMap":3531},[3535,14186,14187,14190,14192],{"class":3537,"line":3538},[3535,14188,14189],{"class":3746},"git",[3535,14191,12671],{"class":3564},[3535,14193,14194],{"class":3564}," .\n",[3535,14196,14197,14199,14202,14205],{"class":3537,"line":3545},[3535,14198,14189],{"class":3746},[3535,14200,14201],{"class":3564}," commit",[3535,14203,14204],{"class":3756}," -m",[3535,14206,14207],{"class":3564}," \"feat: add error handling, logging middleware and CORS\"\n",[14209,14210,14211],"style",{},"html pre.shiki code .sHH4Y, html code.shiki .sHH4Y{--shiki-light:#000000;--shiki-default:#D4D4D4;--shiki-dark:#D4D4D4}html pre.shiki code .sLwNe, html code.shiki .sLwNe{--shiki-light:#0451A5;--shiki-default:#9CDCFE;--shiki-dark:#9CDCFE}html pre.shiki code .sbdoH, html code.shiki .sbdoH{--shiki-light:#A31515;--shiki-default:#CE9178;--shiki-dark:#CE9178}html pre.shiki code .sJj4R, html code.shiki .sJj4R{--shiki-light:#098658;--shiki-default:#B5CEA8;--shiki-dark:#B5CEA8}html .light .shiki span {color: var(--shiki-light);background: var(--shiki-light-bg);font-style: var(--shiki-light-font-style);font-weight: var(--shiki-light-font-weight);text-decoration: 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