webpack.config.js

const path = require('path');
const HTMLWebpackPlugin = require('html-webpack-plugin');

module.exports = {
  entry: './src/index.tsx',
  mode: 'development',
  module: {
    rules: [
      {
        test: /\.(ts|js)x?$/,
        exclude: /(node_modules)/,
        use: ['babel-loader', 'ts-loader'],
      },
      {
        test: /\.css$/,
        use: ['style-loader', 'css-loader'],
      },
      {
        test: /\.html$/,
        loader: 'html-loader',
      },
    ],
  },
  resolve: { extensions: ['.ts', '.tsx', '.js', '.jsx'] },
  output: {
    path: path.resolve(__dirname, 'dist/'),
    publicPath: 'auto',
    filename: 'bundle.js',
  },
  devServer: {
    static: {
      directory: path.join(__dirname, 'public'),
      publicPath: 'http://localhost:3000/dist/',
    },
    port: 3000,
    hot: true,
  },
  plugins: [new HTMLWebpackPlugin({ template: './public/index.html' })],
};