webpack.config.js

const path = require('path');
const CleanWebpackPlugin = require('clean-webpack-plugin');
const HtmlWebpackPlugin = require('html-webpack-plugin');
const MiniCssExtractPlugin = require('mini-css-extract-plugin');
const CopyWebpackPlugin = require('copy-webpack-plugin');

module.exports = {
  entry: path.resolve(__dirname, 'src/index.js'),
  plugins: [
    new CleanWebpackPlugin(['dist']),
    new CopyWebpackPlugin([ {from: 'static'} ]),
    new HtmlWebpackPlugin({
      template: path.resolve(__dirname, 'src/index.html')
    }),
    new MiniCssExtractPlugin({
      filename: 'style.[hash:8].css',
    }),
  ],
  output: {
    path: path.resolve(__dirname, 'dist'),
    filename: '[name].[hash:8].js',
  },
  module: {
    rules: [
      {
        test: /\.js$/,
        exclude: /node_modules/,
        use: 'babel-loader'
      },
      {
        test:/\.css$/,
        use:[ 'style-loader', MiniCssExtractPlugin.loader, 'css-loader']
      }
    ]
  }
};