chore(notice): 规范修复与安装演练收尾

database/migrations/20261012000002_system_admin_email.php

@@ -1,7 +1,7 @@
 <?php
 
-use think\migration\Migrator;
 use think\migration\db\Column;
+use think\migration\Migrator;
 
 /**
  * system_admin 追加电子邮箱字段（幂等，已存在则跳过）.
@@ -12,7 +12,7 @@ class SystemAdminEmail extends Migrator
     {
         $table = $this->table('system_admin');
 
-        if(!$table->hasColumn('email')){
+        if (!$table->hasColumn('email')) {
             $table->addColumn(Column::char('email', 100)->setDefault('')->setComment('电子邮箱'));
             $table->update();
         }