webpack.config.js

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

module.exports = {
  mode: "development",
  entry: "/src/index.tsx", // main js
  output: {
    filename: 'bundle.js',
    path: path.resolve(__dirname, "dist"), // output folder
    publicPath: '/',
  },
  module: {
    rules: [
      {
        test: /\.?js$/,
        exclude: /node_modules/,
        use: {
          loader: "babel-loader",
          options: {
            presets: ["@babel/preset-env", "@babel/preset-react"],
          },
        },
      },
      { test: /\.tsx?$/, loader: 'ts-loader' },
      {
        test: /\.css$/,
        use: [
          "style-loader",
          "css-loader", // for styles
        ],
      },
      {
        test: /\.scss$/,
        use: [
          { loader: "style-loader" },
          { loader: "css-modules-typescript-loader" },
          { loader: "css-loader", options: { modules: true } },
          { loader: "sass-loader" },
        ],
        exclude: /node_modules/,
      },
    ],
  },
  resolve: {
    extensions: ['*', '.js', '.jsx', '.ts', '.tsx'],
  },
  plugins: [
    new HtmlWebpackPlugin({
      template: "./src/index.html", // base html
    }),
  ],
};