webpack.config.js

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

module.exports = {
  entry: "./src/app.ts",
  output: {
    path: path.resolve(__dirname, "./dist"),
    filename: "bundle.js",
  },
  module: {
    rules: [
      {
        test: /\.(j|t)s$/,
        use: [{ loader: "babel-loader" }],
      },
      {
        test: /\.css$/i,
        use: ["style-loader", "css-loader"],
      },
    ],
  },
  plugins: [
    new HtmlWebpackPlugin({
      inject: "body",
      template: "src/index.html",
    }),
  ],
};