webpack.config.js

const path = require('path');
const TsconfigPathsPlugin = require('tsconfig-paths-webpack-plugin');

module.exports = {
  entry: './src/index.tsx',
  devServer: {
    static: './dist',
    allowedHosts: 'all',
    headers: {
      'Access-Control-Allow-Origin': '*',
      'Access-Control-Allow-Methods': 'GET, POST, PUT, DELETE, PATCH, OPTIONS',
      'Access-Control-Allow-Headers': 'X-Requested-With, content-type, Authorization',
    },
  },
  module: {
    rules: [
      {
        test: /\.tsx?$/,
        use: 'ts-loader',
        exclude: /node_modules/,
      },
    ],
  },
  resolve: {
    plugins: [new TsconfigPathsPlugin({})],
    extensions: ['.tsx', '.ts', '.js'],
    alias: {
      react: 'preact/compat',
      'react-dom/test-utils': 'preact/test-utils',
      'react-dom': 'preact/compat', // Must be below test-utils
      'react/jsx-runtime': 'preact/jsx-runtime',
    },
  },
  output: {
    filename: 'bundle.js',
    path: path.resolve(__dirname, 'dist'),
  },
};