oa/config/aliyun.php

<?php

// +----------------------------------------------------------------------
// | 阿里云短信配置
// +----------------------------------------------------------------------
return [
    'access_key_id'     => 'xxxxxxxxxxxxxxxxxxxxxxx',
    'access_key_secret' => 'xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx',
    'sign_name'         => 'xxxxxxxxxxxxx', // 短信签名
    'region_id'         => 'cn-hangzhou', // 固定值，除非特殊要求
];