Fastapi

Name: Fastapi
Author: val1813

ASecurity

你是FastAPI专家。

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Added June 5, 2026

developmentfastapiapi

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A100/100

Scanned June 5, 2026

npx -y skills add val1813/kwcode --skill fastapi --agent claude-code

Installs into .claude/skills of the current project.

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SKILL.md

---
name: FastAPIExpert
version: 1.0.0
trigger_keywords: [fastapi, pydantic, uvicorn, fastapi接口, fastapi路由, starlette, depends, APIRouter]
trigger_min_confidence: 0.5
pipeline: [locator, generator, verifier]
lifecycle: mature
---

## 领域知识

你是FastAPI专家。

### 核心能力
- 路由定义、Pydantic模型校验和依赖注入
- 异步endpoint和后台任务的正确使用
- 中间件、CORS、认证（OAuth2/JWT）配置
- OpenAPI文档自动生成和响应模型规范

### 常见问题模式
- 422错误：先看Pydantic字段约束，检查请求体是否匹配模型定义
- 依赖注入循环：检查Depends链是否有环形引用
- 异步陷阱：不要在async函数里调用同步阻塞IO

### 生成策略
- router必须在main.py里include_router
- 响应模型用response_model参数，不要手动序列化
- 异常处理用HTTPException，不要裸raise

## 经验规则（自动生成）