webpack.prod.js

import path from 'path';
import webpack from 'webpack';
import HtmlWebpackPlugin from 'html-webpack-plugin';
import WorkboxPlugin from 'workbox-webpack-plugin';
import MiniCssExtractPlugin from 'mini-css-extract-plugin';
import CssMinimizerPlugin from 'css-minimizer-webpack-plugin';
import TerserPlugin from 'terser-webpack-plugin';
import { fileURLToPath } from 'url';

const __filename = fileURLToPath(import.meta.url);
const __dirname = path.dirname(__filename);

export default {
    entry: './src/client/index.js',
    mode: 'production',
    output: {
        path: path.resolve(__dirname, 'dist'),
        filename: 'bundle.js',
        libraryTarget: 'var',
        library: 'Client',
        clean: true,
    },
    optimization: {
        minimize: true,
        minimizer: [
            new TerserPlugin({
                terserOptions: {
                    compress: {
                        drop_console: true,
                    },
                },
            }),
            new CssMinimizerPlugin(),
        ],
    },
    module: {
        rules: [
            {
                test: /\.js$/,
                exclude: /node_modules/,
                use: {
                    loader: 'babel-loader',
                    options: {
                        presets: ['@babel/preset-env'],
                    },
                },
            },
            {
                test: /\.scss$/,
                use: [
                    MiniCssExtractPlugin.loader,
                    'css-loader',
                    'sass-loader',
                ],
            },
            {
                test: /\.(jpg|jpeg|png|gif|svg|ico)$/,
                type: 'asset/resource',
                generator: {
                    filename: 'assets/[name][ext][query]',
                },
            },
        ],
    },
    plugins: [
        new HtmlWebpackPlugin({
            template: './src/client/views/index.html',
            filename: 'index.html',
            favicon: './src/client/public/favicon.ico',
        }),
        new WorkboxPlugin.GenerateSW({
            swDest: 'service-worker.js',
            clientsClaim: true,
            skipWaiting: true,
        }),
        new MiniCssExtractPlugin({
            filename: '[name].[contenthash].css',
        }),
    ],
    resolve: {
        extensions: ['.js'],
    },
};