site-base/webpack.mix.js

let mix = require('laravel-mix');
var path = require('path');

/*
 |--------------------------------------------------------------------------
 | 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.less('resources/assets/less/app.less', 'public/css')
   .copy('node_modules/icheck/skins/square/blue.png', 'public/css/blue.png')
   .sass('resources/assets/sass/app.scss', 'public/css')
   .js('resources/assets/js/app.js', 'public/js')
   .less('resources/assets/less/adminlte-app.less','public/css/adminlte-app.css')
   .combine([
       'public/css/app.css',
       'node_modules/admin-lte/dist/css/skins/_all-skins.css',
       'public/css/adminlte-app.css',
       'node_modules/icheck/skins/square/blue.css',
       'public/css/toastr.css'
    ], 'public/css/all.css')
   .webpackConfig({
        resolve: {
            modules: [
                path.resolve(__dirname, 'vendor/laravel/spark/resources/assets/js'),
                'node_modules'
            ],
            alias: {
                'vue$': 'vue/dist/vue.js'
            }
        }
   });