api: GET /api/auth/me 当前用户端点; README

README.md

@@ -43,6 +43,7 @@ SZ_TOKEN=你的token python3 main.py      # 默认 0.0.0.0:8000
 ```
 POST /api/auth/register             注册账号        {username, token}
 POST /api/auth/login                登录            {username, token}
+GET  /api/auth/me                   当前用户 (token 验证)
 POST /api/auth/logout               注销 (token 失效)
 POST /api/transfer/init             建任务           {transfer_id}
 PUT  /api/transfer/{id}/chunk/{n}   上传单卷密文     409 = 坏卷

api.py

@@ -108,6 +108,12 @@ async def login(request: Request):
     return {"username": username, "token": token}
 
 
+@app.get("/api/auth/me", dependencies=[Depends(verify_token)])
+async def me(username: str = Depends(verify_token)):
+    """当前登录用户 (token 有效性验证)"""
+    return {"username": username}
+
+
 @app.post("/api/auth/logout", dependencies=[Depends(verify_token)])
 async def logout(username: str = Depends(verify_token)):
     """注销: 使当前 token 失效"""