webpack.config.js

const path = require('path');
const HtmlWebpackPlugin = require('html-webpack-plugin');
const NodePolyfillPlugin = require('node-polyfill-webpack-plugin');

module.exports = {
  entry: './src/index.tsx',
  output: {
    path: path.resolve(__dirname, 'dist'),
    filename: 'bundle.js',
  },
  resolve: {
    extensions: ['.ts', '.tsx', '.js', '.jsx'],
    fallback: {
      fs: require.resolve('browserify-fs'), // not provided by NodePolyfillPlugin, so we need to provide it
    },
  },
  module: {
    rules: [
      {
        test: /\.(ts|tsx)$/,
        exclude: /node_modules/,
        use: {
          loader: 'ts-loader',
        },
      },
      {
        test: /\.css$/,
        use: ['style-loader', 'css-loader'],
      },
      {
        test: /\.(png|svg|jpg|gif)$/,
        use: ['file-loader'],
      },
    ],
  },
  plugins: [
    new HtmlWebpackPlugin({
      template: 'public/index.html',
    }),
    new NodePolyfillPlugin(),
  ],
  devServer: {
    static: {
      directory: path.join(__dirname, 'dist'),
    },
    port: 3000,
    hot: true,
  },
};