typing change, use enum instead of string, fix typo

src/chat/message_receive/bot.py

@@ -2,7 +2,7 @@ import traceback
 import os
 import re
 
-from typing import Dict, Any
+from typing import Dict, Any, Optional
 from maim_message import UserInfo
 
 from src.common.logger import get_logger
@@ -210,7 +210,7 @@ class ChatBot:
 
             # 确认从接口发来的message是否有自定义的prompt模板信息
             if message.message_info.template_info and not message.message_info.template_info.template_default:
-                template_group_name = message.message_info.template_info.template_name
+                template_group_name: Optional[str] = message.message_info.template_info.template_name  # type: ignore
                 template_items = message.message_info.template_info.template_items
                 async with global_prompt_manager.async_message_scope(template_group_name):
                     if isinstance(template_items, dict):

src/chat/message_receive/message.py

@@ -479,7 +479,7 @@ def message_from_db_dict(db_dict: dict) -> MessageRecv:
     msg = MessageRecv(recv_dict)
 
     # 从数据库字典中填充其他可选字段
-    msg.interest_value = db_dict.get("interest_value")
+    msg.interest_value = db_dict.get("interest_value", 0.0)
     msg.is_mentioned = db_dict.get("is_mentioned")
     msg.priority_mode = db_dict.get("priority_mode", "interest")
     msg.priority_info = db_dict.get("priority_info")