webpack/webpack.config.js

const path = require('path');
const srcDir = '../src/';

const MODE = 'production';

module.exports = {
  mode: MODE,
  entry: {
    popup: path.join(__dirname, srcDir + 'popup.ts'),
    service_worker: path.join(__dirname, srcDir + 'service_worker.ts'),
    content_script: path.join(__dirname, srcDir + 'content_script.ts'),
    elements: path.join(__dirname, srcDir + 'elements.ts'),
  },
  optimization: {
    minimize: MODE === 'production',
  },
  output: {
    path: path.join(__dirname, '../dist/'),
    filename: '[name].js',
  },
  module: {
    rules: [
      {
        test: /\.ts$/,
        use: 'ts-loader',
        exclude: /node_modules/,
      },
    ],
  },
  resolve: {
    extensions: ['.ts', '.js'],
  },
};