feat：优化了auto切换聊天模式机制，修改取名prompt，不再处理temp

src/chat/heart_flow/heartflow.py

@@ -1,6 +1,6 @@
 from src.chat.heart_flow.sub_heartflow import SubHeartflow, ChatState
 from src.common.logger_manager import get_logger
-from typing import Any, Optional
+from typing import Any, Optional, List
 from src.chat.heart_flow.mai_state_manager import MaiStateInfo, MaiStateManager
 from src.chat.heart_flow.subheartflow_manager import SubHeartflowManager
 from src.chat.heart_flow.background_tasks import BackgroundTaskManager  # Import BackgroundTaskManager
@@ -57,6 +57,23 @@ class Heartflow:
 
         return heartfc_instance.get_cycle_history(last_n=history_len)
 
+    async def api_get_normal_chat_replies(self, subheartflow_id: str, limit: int = 10) -> Optional[List[dict]]:
+        """获取子心流的NormalChat回复记录
+        
+        Args:
+            subheartflow_id: 子心流ID
+            limit: 最大返回数量，默认10条
+            
+        Returns:
+            Optional[List[dict]]: 回复记录列表，如果子心流不存在则返回None
+        """
+        subheartflow = await self.subheartflow_manager.get_or_create_subheartflow(subheartflow_id)
+        if not subheartflow:
+            logger.warning(f"尝试获取不存在的子心流 {subheartflow_id} 的NormalChat回复记录")
+            return None
+            
+        return subheartflow.get_normal_chat_recent_replies(limit)
+
     async def heartflow_start_working(self):
         """启动后台任务"""
         await self.background_task_manager.start_tasks()