Update chat_handler.py

chat_handler.py

@@ -28,7 +28,7 @@ async def handle_chat(msg: Message, request: Request, app, service_config, sessi
         params = parsed["params"]
         missing = parsed["missing"]
         action_json = parsed["action_json"]
-        answer = parsed.get("answer")
+        answer = parsed["answer"]
 
         # Chat history'ye assistant cevabını ekle
         session.chat_history.append({"role": "assistant", "content": llm_response})