zhongshen_project/addon/replacebuy/event/Install.php

<?php
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// | Copy right 2019-2029 www.niucloud.com                          |
// +---------------------------------------------------------------------+
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// | Repository | https://github.com/niucloud/framework.git          |
// +---------------------------------------------------------------------+

namespace addon\replacebuy\event;

/**
 * 应用安装
 */
class Install
{
    /**
     * 执行安装
     */
    public function handle()
    {
        /* 	    try{
                    execute_sql('addon/discount/data/install.sql');
                    return success();
                }catch (\Exception $e)
                {
                    return error('', $e->getMessage());
                } */
        return success();
    }
}