Bootstrap 4 custom file input setup with laravel mix

_variables.scss

$custom-file-text: (
  en: "Browse",
  es: "Elegir",
  fr: "Parcourir"
);

myview.blade.php

<div class="input-group mb-3">
	<div class="custom-file">
		<input type="file" class="custom-file-input" id="file" name="file" lang="fr">
		<label class="custom-file-label" for="file" aria-describedby="fichiers">Sélectionner les fichiers</label>
	</div>
</div>

webpack.mix.js

const mix = require('laravel-mix');

/*
 |--------------------------------------------------------------------------
 | Mix Asset Management
 |--------------------------------------------------------------------------
 |
 | Mix provides a clean, fluent API for defining some Webpack build steps
 | for your Laravel application. By default, we are compiling the Sass
 | file for the application as well as bundling up all the JS files.
 |
 */

mix.scripts([
    'node_modules/jquery/dist/jquery.min.js',
    'node_modules/bootstrap/dist/js/bootstrap.min.js',
    'node_modules/bs-custom-file-input/dist/bs-custom-file-input.min.js',
], 'public/js/vendor.js');

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

mix.sass('resources/sass/app.scss', 'public/css');