webpack.config.js

const path = require("path");
const HTMLWebpackPlugin = require("html-webpack-plugin");
const CleanWebpackPlugin = require("clean-webpack-plugin");
const MiniCssExtractPlugin = require("mini-css-extract-plugin");
module.exports = {
  entry: './js/index.js',
  plugins: [
    new CleanWebpackPlugin(['dist']),
    new HTMLWebpackPlugin({
      title: 'Title',
      template: './index.template.html',
      inject: 'head',
      filename: '../index.html'
    }),
    new MiniCssExtractPlugin()

  ],
  optimization: {
    splitChunks: {
      chunks: 'all'
    }
  },
  devtool: 'source-map',
  output: {
    filename: '[name].bundle.js',
    chunkFilename: '[name].bundle.js',
    path: path.resolve(__dirname, './dist')
  },
  module: {
    rules: [{
        test: /\.s?css$/,
        use: [{
            loader: 'style-loader'
          }, {
            loader: 'css-loader'
          }, {
            loader: 'postcss-loader',
            options: {
              plugins: function() {
                return [require('precss'), require('autoprefixer')];
              }
            }
          },
          {
            loader: 'sass-loader'
          }
        ]
      },
      {
        test: /\.(jpe?g|png|gif|svg)$/i,
        use: ['file-loader', {
          loader: 'image-webpack-loader',
          options: {
            bypassOnDebug: true,
          }
        }],

      }
    ]


  }

}