assets/justified-gallery.php
<?php
return [
'versions' => [
'master' => [
'css' => '//rawgit.yfix.net/yfix/Justified-Gallery/master/dist/css/justifiedGallery.min.css',
'js' => '//rawgit.yfix.net/yfix/Justified-Gallery/master/dist/js/jquery.justifiedGallery.min.js',
],
],
'require' => [
'asset' => 'jquery',
],
];