webpack.config.js

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

require("dotenv").config({ path: "./.env" });

module.exports = {
  entry: "./src/index.tsx",
  output: {
    path: path.resolve(__dirname, "dist"),
    filename: "bundle.js",
  },
  resolve: {
    extensions: [".tsx", ".ts", ".js"],
  },
  module: {
    rules: [
      {
        test: /\.tsx?$/,
        exclude: /node_modules/,
        use: [
          {
            loader: "babel-loader",
            options: {
              presets: [["@babel/preset-env", { targets: "defaults" }]],
            },
          },
          {
            loader: "ts-loader",
            options: {
              transpileOnly: true,
            },
          },
        ],
      },
    ],
  },
  plugins: [
    new HtmlWebpackPlugin({
      template: "./dist/index.html",
    }),
    new webpack.ProvidePlugin({
      process: "process/browser",
    }),
    new webpack.DefinePlugin({
      "process.env": JSON.stringify(process.env),
    }),
    new CopyPlugin({
      patterns: [
          { from: "public", to: "" } //to the dist root directory
      ],
  }),
  ],
  devServer: {
    static: {
      directory: path.join(__dirname, "dist"),
    },
    historyApiFallback: true,
    compress: true,
    port: 9000,
    hot: true,
  },
};