Laravel Compiling Assets: Versioning / Cache Busting

Mix.js('resources/js/app.js', 'public/js')
   .version();

<link rel="stylesheet" href="https://laravel.com/docs/5.7/{{ mix('/css/app.css') }}">

Mix.js('resources/js/app.js', 'public/js');

if (mix.inProduction()) {
    mix.version();
}