webpack.config.mjs

import path from 'path'
import { fileURLToPath } from 'url'
import CopyWebpackPlugin from 'copy-webpack-plugin'

const __filename = fileURLToPath(import.meta.url)
const __dirname = path.dirname(__filename)

export default {
  entry: './src/main.js',
  output: {
    filename: 'bundle.js',
    path: path.resolve(__dirname, 'dist'),
  },
  module: {
    rules: [
      {
        test: /\.(js|mjs|jsx|ts|tsx)$/,
        exclude: /node_modules/,
        use: {
          loader: 'babel-loader',
          options: {
            presets: [
              '@babel/preset-env',
              '@babel/preset-react',
              '@babel/preset-typescript',
            ],
          },
        },
      },
      {
        test: /\.css$/,
        use: ['style-loader', 'css-loader'],
      },
    ],
  },
  devServer: {
    static: {
      directory: path.join(__dirname, 'dist'),
    },
    compress: true,
    port: 1337,
  },
  resolve: {
    extensions: ['.tsx', '.ts', '.js', '.jsx', '.mjs'],
    extensionAlias: {
      '.js': ['.js', '.ts', '.tsx'],
      '.mjs': ['.mjs', '.mts'],
      '.cjs': ['.cjs', '.cts'],
    },
    fullySpecified: false,
  },
  devtool: 'source-map',
}