refactor(chat): 更新判断群聊消息的属性以适配新结构

src/chat/message_receive/bot.py

@@ -190,7 +190,7 @@ class ChatBot:
             try:
                 # 检查聊天类型限制
                 if not plus_command_instance.is_chat_type_allowed():
-                    is_group = hasattr(message, "is_group_message") and message.is_group_message
+                    is_group = message.message_info.group_info                    
                     logger.info(
                         f"PlusCommand {plus_command_class.__name__} 不支持当前聊天类型: {'群聊' if is_group else '私聊'}"
                     )