修改邮件结果返回格式

src/controllers/mail.controller.ts

@@ -12,6 +12,6 @@ class MailController extends BaseController {
       throw new ZError(10, 'params mismatch')
     }
     const result = await new MailQueue().addTaskToQueue(message)
-    return { msgId: result.messageId }
+    return { msgId: result.messageId, messageId: result.messageId }
   }
 }