Python 后端提交

Python 后端（FastAPI + FastMCP + ...）的初始版本号设定为 0.1.0，这是 uv 在 pypriject.toml
里给我自动设置的，我觉得有道理。

router/enhance/auth.py

@@ -0,0 +1,21 @@
+from pathlib import Path
+from typing import Annotated
+
+import aiofiles
+from fastapi import Depends, HTTPException, status
+from fastapi.security import HTTPAuthorizationCredentials, HTTPBearer
+
+security = HTTPBearer()
+
+
+async def verify_token(credentials: Annotated[HTTPAuthorizationCredentials, Depends(security)]) -> str:
+    token = credentials.credentials
+
+    async with aiofiles.open(file=Path.cwd() / "data" / "token.txt", mode="r") as f:
+        if (await f.readline()).strip() == token:
+            return token
+        raise HTTPException(
+            status_code=status.HTTP_401_UNAUTHORIZED,
+            detail="Invalid or missing token. (Suan API WebUI)",
+            headers={"WWW-Authenticate": "Bearer"},
+        )