FRONTEND_MVC/modules/manager/assets/AdminAsset.php

<?php
namespace app\modules\manager\assets;

use yii\web\AssetBundle;
use yii\web\View;

class AdminAsset extends AssetBundle
{
    public $sourcePath = '@app/web/components/admin';

	public $basePath = '@webroot/components/admin';
    public $baseUrl = '@web/components/admin';


    public $css = [
        'css/style.css',
    ];
    public $js = [
        'ckeditor/ckeditor.js',
        'js/admin.js'
    ];
    public $depends = [
        'yii\web\YiiAsset',
	'yii\jui\JuiAsset'
    ];

    public $jsOptions = [
        'position' => View::POS_HEAD
    ];
}