Update main.py

main.py

@@ -1,7 +1,7 @@
 import os
 from dotenv import load_dotenv
 from fastapi import FastAPI, HTTPException, Request
-from fastapi.responses import StreamingResponse, HTMLResponse, JSONResponse
+from fastapi.responses import StreamingResponse, HTMLResponse, JSONResponse, FileResponse  
 from pydantic import BaseModel
 import httpx
 from pathlib import Path  # Import Path from pathlib