Exemplo de arquivo de configuração do webpack para typescript

webpack.config.js

const path = require("path");
const slsw = require("serverless-webpack");
const nodeExternals = require("webpack-node-externals");

module.exports = {
  entry: slsw.lib.entries,
  module: {
    rules: [
      {
        test: /\.ts$/,
        loader: "ts-loader",
        include: path.join(__dirname, "src"),
        exclude: /node_modules/,
      },
    ],
  },
  resolve: {
    extensions: [".ts", ".js"],
  },
  output: {
    libraryTarget: "commonjs2",
    path: path.join(__dirname, ".webpack"),
    filename: "[name].js",
  },
  externals: [nodeExternals()],
};