webpack.config.js

const path = require("path");
const webpack = require("webpack");

module.exports = {
  entry: ["./src/index.tsx"],
  module: {
    rules: [
      {
        test: /\.(css|scss|sass)$/,
        use: [
          "style-loader",
          "css-loader",
          "sass-loader",
        ],
      },
      {
        test: /\.(tsx|ts|js)?$/,
        exclude: /node_modules/,
        use: {
          loader: "babel-loader",
          options: {
            presets: ["@babel/preset-env", "@babel/preset-typescript"]
          }
        }
      }
    ]
  },
  resolve: {
    extensions: [".tsx", ".ts", ".js"],
  },
  output: {
    path: path.join(__dirname, "dist"),
    filename: "bundle.js"
  },
  plugins: [
    new webpack.ProvidePlugin({
      React: 'react',
    })
  ],
  devServer: {
    static: path.join(__dirname, 'public'),
    compress: false,
    port: 3000,
  }
};