hydra-sql/webpack.config.js

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

// Manually configure the runtime environment if not already configured yet by the "encore" command.
// It's useful when you use tools that rely on webpack.config.js file.
if (!Encore.isRuntimeEnvironmentConfigured()) {
    Encore.configureRuntimeEnvironment(process.env.NODE_ENV || 'dev');
}

// Definition de AppConfig
Encore
    // directory where compiled assets will be stored
    .setOutputPath('public/build/app/')
    // public path used by the web server to access the output path
    .setPublicPath('/build/app')
    // only needed for CDN's or sub-directory deploy
    //.setManifestKeyPrefix('build/')

    /*
     * ENTRY CONFIG
     *
     * Each entry will result in one JavaScript file (e.g. app.js)
     * and one CSS file (e.g. app.css) if your JavaScript imports CSS.
     */
    .addEntry('app', './assets/app.js')
    .addEntry('bootstrap-css', './assets/styles/bootstrap.scss')
    .addEntry('bootstrap-js', './assets/app-bootstrap.js')

    // enables the Symfony UX Stimulus bridge (used in assets/bootstrap.js)
    .enableStimulusBridge('./assets/controllers.json')

    // When enabled, Webpack "splits" your files into smaller pieces for greater optimization.
    .splitEntryChunks()

    // will require an extra script tag for runtime.js
    // but, you probably want this, unless you're building a single-page app
    .enableSingleRuntimeChunk()

    /*
     * FEATURE CONFIG
     *
     * Enable & configure other features below. For a full
     * list of features, see:
     * https://symfony.com/doc/current/frontend.html#adding-more-features
     */
    .cleanupOutputBeforeBuild()
    .enableBuildNotifications()
    .enableSourceMaps(!Encore.isProduction())
    // enables hashed filenames (e.g. app.abc123.css)
    .enableVersioning(!Encore.isProduction())

    .configureBabel((config) => {
        config.plugins.push('@babel/plugin-transform-class-properties');
    })

    // enables @babel/preset-env polyfills
    .configureBabelPresetEnv((config) => {
        config.useBuiltIns = 'usage';
        config.corejs = 3;
    })
    .enablePostCssLoader()
    .autoProvidejQuery()
    .enableSassLoader()
        // build the first configuration
    const appConfig = Encore.getWebpackConfig();

    // Set a unique name for the config (needed later!)
    appConfig.name = 'appConfig';

    // reset Encore to build the second config
    Encore.reset();

// Definition de themeConfig
Encore
    // directory where compiled assets will be stored
    .setOutputPath('public/build/theme/')
    // public path used by the web server to access the output path
    .setPublicPath('/build/theme')
    .addEntry('theme','./public/theme-entrypoint.js')

    .splitEntryChunks()
    .enableSingleRuntimeChunk()
    .enableBuildNotifications()
    .enableSourceMaps(false)
    .enableVersioning(false)
    .enablePostCssLoader()

;
    // build the second configuration
    const themeConfig = Encore.getWebpackConfig();

    // Set a unique name for the config (needed later!)
    themeConfig.name = 'themeConfig';

;
// export the final configuration as an array of multiple configurations
module.exports = [appConfig, themeConfig];