Configuration for Symfony Encore VueJS single page app

webpack.config.js

var Encore = require('@symfony/webpack-encore');

if (!Encore.isRuntimeEnvironmentConfigured()) {
    Encore.configureRuntimeEnvironment(process.env.NODE_ENV || 'dev');
}

Encore
    .setOutputPath('public/build/')
    .setPublicPath('/build')
    .addEntry('app', './assets/js/app.js')

    .cleanupOutputBeforeBuild()
    .disableSingleRuntimeChunk()
    .enableVueLoader()
    .enableSourceMaps(!Encore.isProduction())
    .enableVersioning(Encore.isProduction())
;

module.exports = Encore.getWebpackConfig();