webpack.config.js

const path = require("path");
const HtmlWebpackPlugin = require("html-webpack-plugin");
var CopyWebpackPlugin = require("copy-webpack-plugin");

module.exports = {
  output: {
    filename: "main.[hash].bundle.js",
    path: path.resolve(__dirname, "dist-pages"),
  },
  resolve: {
    alias: {
      graphql: path.resolve("./node_modules/graphql"),
      "lit-html": path.resolve("./node_modules/lit-html"),
      "lit-element": path.resolve("./node_modules/lit-element"),
    },
    extensions: [
      ".mjs",
      ".ts",
      ".tsx",
      ".js",
      ".json",
      ".css",
      ".scss",
      ".html",
    ],
  },
  entry: ["babel-polyfill", "./src/index.ts"],
  devServer: {
    historyApiFallback: true,
    port: 8004,
  },
  mode: "production",
  module: {
    rules: [
      {
        test: /\.js$/,
        use: {
          loader: "babel-loader",
          options: {
            presets: [["@babel/preset-env", { targets: { ie: "11" } }]],
            plugins: ["@babel/plugin-syntax-dynamic-import"],
          },
        },
      },
      {
        test: /\.ts$/,
        use: {
          loader: "ts-loader",
        },
      },
    ],
  },
  plugins: [
    new HtmlWebpackPlugin({
      template: "index.html",
      minify: true,
    }),
    new CopyWebpackPlugin([{ from: "src/img", to: "img" }]),
  ],
};