webpack.config.js

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

module.exports = {
  resolve: {
    extensions: ['.css', '.scss', '.ts', '.tsx', '.js', '.json']
  },
  module: {
    rules: [
      {
        test: /\.(ts|tsx)?$/,
        use: 'ts-loader',
        exclude: /node_modules/
      },
      {
        test: /\.(js|jsx)$/,
        loader: 'babel-loader',
        exclude: /node_modules/
      },
      {
        test: /\.html$/,
        use: [
          {
            loader: 'html-loader'
          }
        ]
      },
      {
        test: /\.css$/,
        use: [
          MiniCssExtractPlugin.loader,
          {
            loader: 'css-loader',
            options: { modules: true }
          }
        ]
      },
      {
        test: /\.s(a|c)ss$/,
        use: [
          MiniCssExtractPlugin.loader,
          {
            loader: 'css-loader',
            options: { modules: true }
          },
          'sass-loader'
        ]
      }
    ]
  },
  plugins: [
    new CleanWebpackPlugin(),
    new HtmlWebPackPlugin({
      template: './src/index.html',
      filename: './index.html'
    }),
    new MiniCssExtractPlugin({
      filename: '[name].[contenthash].css',
      chunkFilename: '[id].css',
    })
  ],
  output: {
    filename: '[name].[contenthash].js',
    path: path.resolve(__dirname, 'dist'),
  }
}