How to clear all files?
Code in view
<?php
$this->registerCssFile('/colorbox-master/example1/colorbox.css');
$this->registerJsFile('/colorbox-master/jquery.colorbox.js',
['depends' => [\yii\web\JqueryAsset::className()]]);
$this->registerJsFile('/js/code.js',
['depends' => [\yii\web\JqueryAsset::className()]]);
?>
Need to create a button in the admin panel