webpack.config.js

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

module.exports = {
  mode: "production",
  entry: {
    background: path.resolve(__dirname, "src", "background.ts"),
    bundle: path.resolve(__dirname, "src", "App.tsx"),
  },
  output: {
    path: path.join(__dirname, "dist"),
    filename: "[name].js",
  },
  resolve: {
    modules: [
      path.resolve(__dirname, "node_modules"),
      path.resolve(__dirname, "src"),
    ],
    extensions: [".ts", ".js", ".tsx", ".jsx"],
  },
  module: {
    rules: [
      {
        test: /\.tsx?$/,
        loader: "ts-loader",
        exclude: /node_modules/,
      },
    ],
  },
  plugins: [
    new CopyPlugin({
      patterns: [{ from: ".", to: ".", context: "public" }],
    }),
    new webpack.HotModuleReplacementPlugin(),
  ],
  devServer: {
    contentBase: path.resolve(__dirname, "./dist"),
    hot: true,
  },
};