baseXX/application/admin/model/system/SystemFile.php

<?php
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// | CRMEB [ CRMEB赋能开发者，助力企业发展 ]
// +----------------------------------------------------------------------
// | Copyright (c) 2016~2020 https://www.crmeb.com All rights reserved.
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// | Licensed CRMEB并不是自由软件，未经许可不能去掉CRMEB相关版权
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// | Author: CRMEB Team <admin@crmeb.com>
// +----------------------------------------------------------------------


namespace app\admin\model\system;

use traits\ModelTrait;
use basic\ModelBasic;

/**
 * 附件管理model
 * Class SystemAttachment
 * @package app\admin\model\system
 */
class SystemFile extends ModelBasic
{
    use ModelTrait;


}