webpack.config.js

const path = require("path");
const HtmlWebpackPlugin = require("html-webpack-plugin");

module.exports = {
  output: {
    path: path.join(__dirname, "/dist"), // the bundle output path
    filename: "bundle.js", // the name of the bundle
  },
  plugins: [
    new HtmlWebpackPlugin({
      template: "src/index.html", // to import index.html file inside index.js
    }),
  ],
  devServer: {
    port: 3030, // you can change the port
  },
  module: {
    rules: [
      {
        test: /\.(js|jsx)$/,
        exclude: /node_modules/,
        use: {
          loader: "babel-loader",
        },
      },
      {
        test: /\.(sa|sc|c)ss$/,
        use: ["style-loader", "css-loader", "sass-loader"],
      },
      {
        test: /\.(gif|png|jpe?g|svg)$/i,
        use: [
          "file-loader",
          {
            loader: "image-webpack-loader",
            options: {
              mozjpeg: {
                progressive: true,
              },
              // optipng.enabled: false will disable optipng
              optipng: {
                enabled: false,
              },
              pngquant: {
                quality: [0.65, 0.9],
                speed: 4,
              },
              gifsicle: {
                interlaced: false,
              },
            },
          },
        ],
      },
    ],
  },
};