webpack.config.js

const HtmlWebPackPlugin = require('html-webpack-plugin');
const { CleanWebpackPlugin } = require('clean-webpack-plugin');
const webpack = require('webpack');

module.exports = {
  mode: 'development',
  entry: {
    index: ['@babel/polyfill', './public/index.tsx'],
  },
  devServer: {
    historyApiFallback: true,
    port: 3000,
    contentBase: './dist',
    hot: true,
    proxy: {
      '/api': 'http://localhost:3001',
    },
  },
  plugins: [
    new CleanWebpackPlugin(),
    new HtmlWebPackPlugin({
      template: 'public/index.html',
    }),
    new webpack.HotModuleReplacementPlugin(),
  ],
  resolve: {
    extensions: ['*', '.js', '.jsx', '.ts', '.tsx'],
  },
  module: {
    rules: [
      {
        test: /\.(jsx?|tsx?)$/,
        exclude: /node_modules/,
        use: ['babel-loader'],
      },
      {
        test: /\.css$/,
        use: ['style-loader', 'css-loader'],
      },
    ],
  },
};