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api-development

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FastAPI 기반 API 개발 스킬. 엔드포인트 생성, 스키마 정의, 미들웨어 작업 시 자동으로 활성화됩니다. endpoint, route, schema, pydantic, fastapi 키워드에 반응합니다.

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API Development Skill

FastAPI 기반 REST API 개발 전문 스킬입니다.

핵심 역량

1. 엔드포인트 개발

  • RESTful API 설계
  • Path/Query/Body 파라미터 처리
  • 응답 모델 정의

2. 스키마 관리

  • Pydantic v2 모델 정의
  • Request/Response 스키마
  • 유효성 검증

3. 미들웨어

  • 인증 (JWT, API Key)
  • Rate limiting
  • CORS 설정
  • 에러 핸들링

4. 의존성 주입

  • FastAPI Depends() 패턴
  • 서비스 주입
  • 데이터베이스 연결

프로젝트 구조

src/api/
├── v1/routes/
│   ├── analytics.py
│   ├── competency.py
│   ├── creator.py
│   ├── health.py
│   ├── missions.py
│   └── recommendations.py
├── schemas/
│   ├── request_schemas.py
│   └── response_schemas.py
└── middleware/
    ├── auth.py
    ├── rate_limit.py
    └── error_handler.py

코딩 컨벤션

from fastapi import APIRouter, Depends, HTTPException
from pydantic import BaseModel, Field

router = APIRouter(prefix="/v1/creators", tags=["creators"])

class CreatorRequest(BaseModel):
    name: str = Field(..., min_length=1, max_length=100)
    category: str

class CreatorResponse(BaseModel):
    id: str
    name: str
    status: str

@router.post("/", response_model=CreatorResponse)
async def create_creator(
    request: CreatorRequest,
    service: CreatorService = Depends(get_creator_service)
) -> CreatorResponse:
    """크리에이터를 생성합니다."""
    return await service.create(request)

베스트 프랙티스

  • 모든 엔드포인트에 response_model 지정
  • 적절한 HTTP status code 사용
  • Docstring으로 OpenAPI 문서화
  • Depends()로 의존성 주입
  • 예외는 HTTPException으로 처리