webpack.config.js

const path = require('path');
const nodeExternals = require('webpack-node-externals');

module.exports = {
  target: 'node',
  entry: './src/index.ts',
  output: {
    filename: 'bundle.js',
    path: path.resolve(__dirname, 'dist')
  },
  mode: 'development',
  resolve: {
    extensions: ['.ts', '.js']
  },
  module: {
    rules: [
      {
        test: /\.ts$/,
        use: 'ts-loader',
        exclude: /node_modules/
      }
    ]
  },
  externals: [nodeExternals()]
};