fix: 修改多个处理函数的返回类型为指针类型，以提高内存使用效率并避免不必要的拷贝

handler/newbond/newbond.go

@@ -13,30 +13,30 @@ func init() {
 	handler.RegisterHelpInform("取消监听新债", "新债", "关闭新债监听")
 }
 
-func listenBond(msg model.Message) (reply model.Reply) {
+func listenBond(msg model.Message) (reply *model.Reply) {
 	if err := AddGroupListen(int(msg.GroupInfo.GroupId)); err != nil {
-		return model.Reply{
+		return &model.Reply{
 			ReplyMsg:       "开启新债监听失败,报错: " + err.Error(),
 			ReferOriginMsg: true,
 			FromMsg:        msg,
 		}
 	}
-	return model.Reply{
+	return &model.Reply{
 		ReplyMsg:       "开启新债监听成功",
 		ReferOriginMsg: true,
 		FromMsg:        msg,
 	}
 }
 
-func unListenBond(msg model.Message) (reply model.Reply) {
+func unListenBond(msg model.Message) (reply *model.Reply) {
 	if err := RemoveGroupListen(int(msg.GroupInfo.GroupId)); err != nil {
-		return model.Reply{
+		return &model.Reply{
 			ReplyMsg:       "关闭新债监听失败,报错: " + err.Error(),
 			ReferOriginMsg: true,
 			FromMsg:        msg,
 		}
 	}
-	return model.Reply{
+	return &model.Reply{
 		ReplyMsg:       "关闭新债监听成功",
 		ReferOriginMsg: true,
 		FromMsg:        msg,