Update app.py

app.py

@@ -74,7 +74,7 @@ class BasicAgent:
                 return full_response.strip()  # fallback: return whole response
             return full_response[idx + len(marker):].strip().rstrip(".")
             
-        response = self.alfred.invoke({"messages": messages})
+        response = self.agent.invoke({"messages": messages})
         model_answer = response["messages"][-1].content
         fixed_answer = extract_model_answer(model_answer)
         reasoning_trace = "\n".join([f"{m.type}: {m.content}" for m in messages + response["messages"]])