Provides comprehensive guidance for input validation, data serialization, and ID management in backend APIs. This skill should be used when designing validation schemas, transforming request/response data, mapping database IDs to external identifiers, and ensuring type safety across API boundaries.
Create REST API endpoints with proper validation, error handling, and Swagger documentation. Use when adding new routes, HTTP handlers, or REST API functionality.
Apply when writing Supabase client queries for CRUD operations, filtering, joins, and real-time subscriptions.
Apply when designing RESTful APIs, defining endpoints, HTTP methods, status codes, and response formats.
Design and implement RESTful API endpoints following REST principles and web API conventions. Use this skill when creating or modifying API route handlers, controller methods, or endpoint definitions. Use this skill when designing URL structures and selecting appropriate HTTP methods (GET, POST, PUT, PATCH, DELETE). Use this skill when implementing API versioning strategies, handling HTTP status codes, or formatting API responses. Use this skill when working with API middleware, request/response handling, or route configuration files. Use this skill when establishing RESTful resource naming, query parameter handling, or pagination strategies.
Create a controller for handling HTTP requests. Use when creating a controller to connect routes to services. Triggers on "create controller", "controller for", "HTTP handler".
Build production GraphQL servers with Apollo Server, plugins, and federation
When implementing backend APIs, database queries, authentication, or handling user input.
Implement tool calling - function schemas, API integration, validation, and error handling
StepLeague API route pattern using withApiHandler wrapper. Use when creating or modifying any API route in the /api directory. Keywords: API, route, endpoint, handler, auth, POST, GET, PUT, DELETE, validation.
Defines error handling patterns using custom error codes, result wrappers, and HTTP status code mapping. Use when implementing error handling in services, business logic, or API endpoints to ensure consistent error responses.
FastAPI 0.121+ production patterns with async SQLAlchemy 2.0.44, Pydantic V2.12.4, dependency injection, and enterprise architecture. Use for REST API development.
Provides NestJS-specific service implementation patterns. This skill should be used when implementing Model Services, Orchestration Services, or business logic with NestJS decorators.
Spring Boot 백엔드의 REST API 엔드포인트 정보를 추출합니다. API 명세, 엔드포인트 목록, API 문서, 프론트엔드 연동 정보가 필요할 때 사용하세요.
Build production-ready REST APIs with Spring MVC - controllers, validation, exception handling, OpenAPI
Add error boundaries to routes for handling 404s, 403s, and unexpected errors. Use when implementing error handling for routes or when asked to handle not found pages.
This skill should be used when the user asks to "create an API route", "add an endpoint", "build a backend route", "create an API endpoint", "add a Hono route", or mentions creating REST endpoints, API handlers, or backend routes. Provides Hono API patterns for CoRATES workers.
Create Laravel Form Request classes for validation with toDTO() conversion methods. Use when creating form requests, validating input, handling validation rules, or when user mentions form requests, validation, request validation, or input validation.
Use this skill ONLY when creating Pydantic data models, configs, or event types. Do not use for database models or other schemas.
