导入方式修改

backend/app/main_graph/nodes/reasoning.py

@@ -3,16 +3,17 @@ React 推理节点
 使用 intent.py 进行意图推理
 """
 
-from typing import Dict, Any, Optional
+from typing import Optional
 from datetime import datetime
+from langchain_core.runnables.config import RunnableConfig
 
-from app.core.intent import react_reason_async, ReasoningResult
-from app.main_graph.state import MainGraphState
-from app.logger import info
+from ...core.intent import react_reason_async, ReasoningResult
+from ...main_graph.state import MainGraphState
+from ...logger import info
 from ._utils import dispatch_custom_event, make_react_event
 
 
-async def react_reason_node(state: MainGraphState, config: Optional[Dict[str, Any]] = None) -> MainGraphState:
+async def react_reason_node(state: MainGraphState, config: Optional[RunnableConfig] = None) -> MainGraphState:
     """React 模式推理节点：判断下一步做什么"""
     state.current_phase = "react_reasoning"
     state.reasoning_step += 1