webpack.config.js

import path from 'path';
import { fileURLToPath } from 'url';

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

export default [
  // ESM Configuration
  {
    mode: 'production',
    entry: './src/index.ts',
    module: {
      rules: [
        {
          test: /\.ts$/,
          use: 'ts-loader',
          exclude: /node_modules/,
        },
      ],
    },
    resolve: {
      extensions: ['.ts', '.js'],
    },
    output: {
      filename: 'index.js',
      path: path.resolve(__dirname, 'dist'),
      libraryTarget: 'module',
    },
    experiments: {
      outputModule: true,
    },
  },
  // CommonJS Configuration
  {
    mode: 'production',
    entry: './src/index.ts',
    module: {
      rules: [
        {
          test: /\.ts$/,
          use: 'ts-loader',
          exclude: /node_modules/,
        },
      ],
    },
    resolve: {
      extensions: ['.ts', '.js'],
    },
    output: {
      filename: 'index.cjs',
      path: path.resolve(__dirname, 'dist'),
      libraryTarget: 'commonjs2',
    },
  }
];