before_agent guideline

agent/deep_assistant.py

@@ -49,6 +49,8 @@ async def init_agent(bot_id: str, model_name="qwen3-next", api_key=None,
         "base_url": base_url,
         "api_key": api_key
     }
+    if generate_cfg:
+        model_kwargs.update(generate_cfg)
     llm_instance = init_chat_model(**model_kwargs)
 
     agent = create_agent(