会员注册：发送welcome邮件.

common/config/params.php

@@ -1,7 +1,7 @@
 <?php
 $nationParams = require_once __DIR__ . '/params-nation.php';
 return [
-    'adminEmail' => 'system@elken.com',
+    'adminEmail' => 'eshop-noreply@elken.com',
     'supportEmail' => 'system@elken.com',
     'nation' => $nationParams,
     'backAccessTokenExpiresIn' => 3000 * 60,