webpack.config.js

const path = require("path");
const HtmlMinimizerPlugin = require("html-minimizer-webpack-plugin");
const CopyPlugin = require("copy-webpack-plugin");
const MiniCssExtractPlugin = require("mini-css-extract-plugin");
const CssMinimizerPlugin = require("css-minimizer-webpack-plugin");
const TerserPlugin = require("terser-webpack-plugin");
const { CleanWebpackPlugin } = require("clean-webpack-plugin");

const environment = process.env.NODE_ENV || "development";
const port = process.env.PORT || 9000;

module.exports = {
  context: path.join(__dirname, "src"),
  entry: ["./main.js", "./main.scss"],
  target: "web",
  mode: environment,
  devtool: environment === "development" ? "inline-source-map" : "source-map",
  output: {
    path: path.join(__dirname, "dist"),
    filename: "main.js",
    clean: true,
  },
  module: {
    rules: [
      {
        test: /.s?css$/,
        use: [
          MiniCssExtractPlugin.loader,
          { loader: "css-loader", options: { sourceMap: true } },
          { loader: "sass-loader", options: { sourceMap: true } },
        ],
      },
      {
        test: /\.html$/i,
        type: "asset/resource",
      },
    ],
  },
  plugins: [
    new CleanWebpackPlugin(),
    new MiniCssExtractPlugin(),
    new CopyPlugin({
      patterns: [
        { from: "./*.html" },

        // copy assets to the build
        { from: "./assets/" },
      ],
    }),
  ],
  optimization: {
    minimize: environment === "production",
    minimizer: [
      new HtmlMinimizerPlugin(),
      new CssMinimizerPlugin(),
      new TerserPlugin({
        terserOptions: {
          format: {
            comments: false,
          },
        },
        extractComments: false,
      }),
    ],
  },
  devServer: {
    contentBase: [path.join(__dirname, "src"), path.join(__dirname, "dist")],
    port: port,
    host: '0.0.0.0',
    hot: true,
    inline: true,
    liveReload: true
  },
};