webpack.config.js

const { resolve } = require('path');
const webpack = require('webpack');
const HtmlWebPackPlugin = require('html-webpack-plugin');
const MiniCssExtractPlugin = require('mini-css-extract-plugin');

module.exports = {
  devServer: {
    hot: true,
    stats: 'errors-only',
    overlay: false
  },
  entry: './example/js/index.js',
  module: {
    rules: [
      {
        test: /\.(js|jsx)$/,
        exclude: /node_modules/,
        use: {
          loader: 'babel-loader'
        }
      },
      {
        test: /\.html$/,
        use: [
          {
            loader: 'html-loader',
            options: { minimize: true }
          }
        ]
      },
      {
        test: /\.scss$/,
        use: [
          'style-loader',
          {
            loader: 'css-loader?sourceMap'
          },
          'sass-loader'
        ]
      }
    ]
  },
  resolve: {
    extensions: ['.js', '.jsx', '.json', '.scss', '.css', '.svg', '.pdf', '.zip', 'mp4', 'jpg', 'png'],
    alias: {
      stylesheets: resolve(__dirname, './example/styles'),
      javascripts: resolve(__dirname, './example/js'),
      source: resolve(__dirname, './src')
    }
  },
  plugins: [
    new webpack.NamedModulesPlugin(),
    new webpack.HotModuleReplacementPlugin(),
    new HtmlWebPackPlugin({
      template: './example/index.html',
      filename: './index.html'
    }),
    new MiniCssExtractPlugin({
      filename: '[name].css',
      chunkFilename: '[id].css'
    })
  ]
};