fix：文件路径合理化

src/chat/focus_chat/planners/planner.py

@@ -2,7 +2,7 @@ import json  # <--- 确保导入 json
 import traceback
 from typing import List, Dict, Any, Optional
 from rich.traceback import install
-from src.chat.models.utils_model import LLMRequest
+from src.llm_models.utils_model import LLMRequest
 from src.config.config import global_config
 from src.chat.focus_chat.info.info_base import InfoBase
 from src.chat.focus_chat.info.obs_info import ObsInfo