add dingtalk

Helius

2020-07-07 fae05b7ffe899ab996f7a9c31b4c96df7964a0de

 src/main/java/com/xcong/excoin/common/system/service/CommonService.java

@@ -8,4 +8,5 @@

    public boolean verifyCode(String account, String code);

    public String generateOrderNo(Long mid);
}