webpack.config.js

const path = require('path')
const HtmlWebpackPlugin = require('html-webpack-plugin')
const CopyPlugin = require("copy-webpack-plugin");
const { CleanWebpackPlugin } = require('clean-webpack-plugin')

module.exports = {
  mode: "development",
  watch: true,
  entry: {
    main: path.resolve(__dirname, './src/index.js'),
  },
  output: {
    path: path.resolve(__dirname, './dist'),
    filename: '[name].bundle.js',
  },
  module: {
    rules: [
      {
        test: /\.js$/,
        exclude: /node_modules/,
        use: ['babel-loader'],
      },
      {
        test: /\.(scss|css)$/,
        use: ['style-loader', 'css-loader', 'postcss-loader', 'sass-loader'],
      },
    ],
  },  
  plugins: [
    new HtmlWebpackPlugin({
      title: 'webpack Boilerplate',
      template: path.resolve(__dirname, './src/template.html'), // template file
      filename: 'index.html', // output file
    }),
    new CopyPlugin({
        patterns: [
          { from: "src/audio-modules", to: "." },
          { from: "screenshot-640.png", to: "." }
        ],
      }),
    new CleanWebpackPlugin(),
  ],
}