增加动态口令在日志中输出

backend/src/main/java/com/jiayue/ssi/controller/UserLoginController.java

@@ -120,6 +120,7 @@ public class UserLoginController {
                 String mailRandom = RandomUtil.mailRandom();
                 // uuid存入缓存，失效时间4分钟
                 LocalCache.set(mailKey, mailRandom, 60000 * 4);
+                log.info("动态口令后台输出======> 用户名："+username+"  动态口令："+mailRandom);
                 try {
                     String[] mailArray = {AesUtils.decryptStr(sysUser.getMailbox())};
                     sendMailUtil.executeSendMail(mailArray, "邮箱验证码", "口令：" + mailRandom + ",有效期4分钟。");