webpack.config.js

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

const config = {
  entry: {
    main: process.env.NODE_ENV === 'development' ? './public/index.tsx' : './src/index.ts',
  },
  resolve: {
    extensions: ['.ts', '.tsx', '.js', '.jsx', '.json'],
  },
  module: {
    rules: [
      {
        test: /\.tsx?$/,
        use: {
          loader: 'ts-loader',
          options: {
            configFile: 'tsconfig.json'
          }
        },
      },
      {
        test: /\.css$/,
        use: ['style-loader', 'css-loader'],
      },
    ],
  },
  plugins: [
    new HtmlWebpackPlugin({
      inject: true,
      template: path.join(__dirname, 'public', 'index.html'),
    }),
  ],
  mode: 'development',
  target: 'web',
  devServer: {
    contentBase: path.join(__dirname, 'public'),
    compress: true,
    port: 8080,
  },
  output: {
    filename: '[name].js',
    path: path.join(__dirname, 'dist'),
    library: 'WidgetCustomization',
    libraryExport: 'WidgetCustomization',
    libraryTarget: 'umd',
  },
};

module.exports = config;