Update app.py

app.py

@@ -225,6 +225,7 @@ async def download_hls_video(request: Request):
 @app.post("/maxs")
 async def download_high_quality_video(request: Request):
     user_ip = get_user_ip(request)
+    base_url = str(request.base_url)
     
     if rate_limiter.is_rate_limited(user_ip):
         current_count = rate_limiter.get_current_count(user_ip)