webpack.config.js

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

module.exports = {
  entry: "./src/demo/index.ts",
  mode: "development",
  output: {
    path: path.resolve(__dirname, "dist"),
    filename: "bundle.js",
  },
  plugins: [
    new HtmlWebpackPlugin({
      template: "index.html",
    }),
  ],
  module: {
    rules: [
      {
        test: /\.ts?$/,
        use: "ts-loader",
        exclude: /node_modules/,
      },
      {
        test: /\.styles.scss$/,
        exclude: /node_modules/,
        use: [
          "./lib/index.js",
          {
            loader: "sass-loader",
            options: {
              sassOptions: {
                outputStyle: "compressed",
              },
            },
          },
        ],
      },
    ],
  },
  devServer: {
    port: 4000,
    historyApiFallback: {
      index: "index.html",
    },
  },
};