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
    .js('resources/js/app.js', 'public/js/app.js')
    .sass('resources/sass/app.scss', 'public/css/app.css')
    .webpackConfig({
        module: {
            rules: [
                {
                    test: /\.mjs$/,
                    include: /node_modules/,
                    type: "javascript/auto"
                }
            ]
        }
    });