webpack.config.js

const HtmlWebpackPlugin = require("html-webpack-plugin");
const path = require("path");
const MiniCssExtractPlugin = require("mini-css-extract-plugin");
const CssMinimizerPlugin = require("css-minimizer-webpack-plugin");
const TerserPlugin = require("terser-webpack-plugin");
const CopyWebpackPlugin = require("copy-webpack-plugin");
const ESLintPlugin = require("eslint-webpack-plugin");

module.exports = {
  entry: "./js/script.js",
  output: {
    filename: "js/script.js",
    path: path.resolve(__dirname, "docs"),
    clean: true,
  },
  mode: "production",
  module: {
    rules: [
      {
        test: /\.(?:js|mjs|cjs)$/,
        exclude: /node_modules/,
        use: {
          loader: "babel-loader",
          options: {
            targets: "defaults",
            presets: [["@babel/preset-env"]],
          },
        },
      },
      {
        test: /\.(png|jpe?g|gif|svg)$/i,
        type: "asset/resource",
        generator: {
          filename: "images/[hash][ext][query]",
        },
      },
      {
        test: /\.css$/i,
        use: [MiniCssExtractPlugin.loader, "css-loader"],
      },
      {
        test: /\.(woff|woff2|eot|ttf|otf)$/i,
        type: "asset/resource",
        generator: {
          filename: "fonts/[hash][ext][query]",
        },
      },
    ],
  },
  plugins: [
    new CopyWebpackPlugin({
      patterns: [{ from: "img/", to: "img" }],
    }),
    new MiniCssExtractPlugin({
      filename: "css/style.css",
    }),
    new HtmlWebpackPlugin({
      template: "./index.html",
      filename: "index.html",
      minify: {
        collapseWhitespace: true,
        removeComments: true,
        removeRedundantAttributes: true,
        removeScriptTypeAttributes: true,
        removeStyleLinkTypeAttributes: true,
        useShortDoctype: true,
      },
    }),
    new ESLintPlugin({
      extensions: ["js"],
      emitWarning: true,
    }),
  ],
  optimization: {
    minimize: true,
    minimizer: [
      new TerserPlugin({
        terserOptions: {
          format: {
            comments: false,
          },
          compress: {
            drop_console: true,
          },
        },
        extractComments: false,
      }),
      new CssMinimizerPlugin(),
    ],
  },
};