fixed fast api import error

app/main.py

@@ -14,7 +14,7 @@ import pathlib
 import json 
 
 # # ─── Third-Party ──────────────────────────────────────────────────────────────
-# from fastapi import FastAPI, Depends, HTTPException, Request, Query, BackgroundTasks
+from fastapi import FastAPI, Depends, HTTPException, Request, Query, BackgroundTasks
 from fastapi.middleware.cors import CORSMiddleware
 from fastapi.responses import JSONResponse
 from contextlib import asynccontextmanager