修改成由后端处理前端的静态文件

backend/app/main.py

@@ -1,9 +1,10 @@
 # app/main.py
 import logging
 import os
+from fastapi.responses import FileResponse
 import httpx
 from contextlib import asynccontextmanager
-from fastapi import FastAPI
+from fastapi import FastAPI, staticfiles
 from fastapi.middleware.cors import CORSMiddleware
 from dotenv import load_dotenv
 
@@ -112,6 +113,14 @@ app.add_middleware(
 # 版本控制
 app.include_router(api_router, prefix="/api/v1")
 
+# 把目录改成static对应我们放dist内容的路径就可以
+app.mount("/", staticfiles.StaticFiles(directory="app/static", html=True), name="static")
+
+# 只需要保留API的优先匹配，catch_all可以简化成这样
+@app.get("/api/{full_path:path}")
+async def api_not_found(full_path: str):
+    return {"detail": "API Not Found"}
+
 # 健康检查
 @app.get("/", tags=["健康检查"])
 async def root():