webpack.config.js

const HtmlWebpackPlugin = require('html-webpack-plugin');
const MiniCssExtractPlugin = require('mini-css-extract-plugin');
const { CleanWebpackPlugin } = require('clean-webpack-plugin');

module.exports = {
  entry: './src/scripts/index.js',
  plugins: [
    new HtmlWebpackPlugin({
      template: './src/index.html',
      filename: './index.html'
    }),
    new MiniCssExtractPlugin({
      filename: '[name].css',
      chunkFilename: '[id].css'
    }),
    new CleanWebpackPlugin()
  ],
  module: {
    rules: [
      {
        test: /\.js$/,
        exclude: /node-modules/,
        use: [{
          loader: 'babel-loader',
          options: {
            presets: ['@babel/preset-env']
          }
        }]
      },
      {
        test: /\.html$/,
        use: [{
          loader: 'html-loader',
          options: {
            minimize: true,
            attributes: {
              list: [
                {
                  tag: 'img',
                  attribute: 'src',
                  type: 'src',
                },
                {
                  tag: 'img',
                  attribute: 'data-src',
                  type: 'src',
                }
              ]
            }
          }
        }]
      },
      {
        test: /\.(png|jpe?g|svg|gif)$/,
        use: [{
          loader: 'file-loader',
          options: {
            name: 'img/[contenthash].[ext]'
          }
        }]
      },
      {
        test: /favicon\.ico$/,
        use: [{
          loader: 'file-loader',
          options: {
            name: '[name].[ext]'
          }
        }]
      },
      {
        test: /\.s[ac]ss$/i,
        use: [
          MiniCssExtractPlugin.loader,
          'css-loader',
          'sass-loader'
        ],
      }
    ]
  }
};