webpack.prod.js

const path = require("path");
const webpack = require("webpack");
const HtmlWebPackPlugin = require("html-webpack-plugin");
const { CleanWebpackPlugin } = require("clean-webpack-plugin");
const MiniCssExtractPlugin = require("mini-css-extract-plugin");
const OptimizeCSSAssetsPlugin = require("css-minimizer-webpack-plugin");
const TerserPlugin = require("terser-webpack-plugin");
const WorkboxPlugin = require("workbox-webpack-plugin");
module.exports = {
  entry: "./src/client/index.js",
  mode: "production",
  output: {
    path: path.resolve(__dirname, "dist"),
    filename: "[name].js",
    libraryTarget: "var",
    library: "Client",
  },
  optimization: {
    minimizer: [new TerserPlugin({}), new OptimizeCSSAssetsPlugin({})],
  },
  module: {
    rules: [
      {
        test: /\.js$/,
        exclude: /node_modules/,
        loader: "babel-loader",
      },
      {
        test: /\.css$/,
        use: [MiniCssExtractPlugin.loader, "css-loader"],
      },
      {
        test: /\.scss$/,
        use: [MiniCssExtractPlugin.loader, "css-loader", "sass-loader"],
      },
      {
        test: /\.json$/,
        use: "json-loader",
      },
      {
        test: /\.(png|jpe?g|gif)$/i,
        type: "asset/resource",
        loader: "file-loader",
        options: {
          name: "[path][name].[ext]",
        },
      },
      {
        test: /\.(woff|woff2|eot|ttf|otf)$/,
        type: "asset/resource",
        use: "file-loader",
      },
    ],
  },
  plugins: [
    new HtmlWebPackPlugin({
      template: "./src/client/views/index.html",
      filename: "./index.html",
      title: "Progressive Web Application",
    }),
    new CleanWebpackPlugin({
      // Simulate the removal of files
      dry: true,
      // Write Logs to Console
      verbose: true,
      // Automatically remove all unused webpack assets on rebuild
      cleanStaleWebpackAssets: true,
      protectWebpackAssets: false,
    }),
    new WorkboxPlugin.GenerateSW({
      // these options encourage the ServiceWorkers to get in there fast
      // and not allow any straggling "old" SWs to hang around
      clientsClaim: true,
      skipWaiting: true,
    }),
    new MiniCssExtractPlugin({ filename: "[name].css" }),
  ],
};