Update app.py

app.py

@@ -129,7 +129,7 @@ def extract_json_from_llm_response(raw_response: str) -> dict:
 def serve_frontend():
     """Serves the frontend HTML file."""
     try:
-        return app.send_static_file("frontend2.html")
+        return app.send_static_file("frontend.html")
     except Exception:
         return "<h3>frontend2.html not found in static/ — please add your frontend2.html there.</h3>", 404