webpack.config.js

const path = require('path');
const TerserPlugin = require('terser-webpack-plugin');
const CopyPlugin = require('copy-webpack-plugin');
const CompressionPlugin = require('compression-webpack-plugin');

// Uncomment to analyze bundle
// const BundleAnalyzerPlugin = require('webpack-bundle-analyzer').BundleAnalyzerPlugin;

module.exports = {
  entry: './src/index.js',
  devtool: 'inline-source-map',
  devServer: {
    static: './dist',
  },
  output: {
    path: path.resolve(__dirname, 'dist'),
    filename: 'nostr-embed.js',
    globalObject: 'this',
    library: {
      name: 'nostrEmbed',
      type: 'umd',
    },
    clean: true,
  },
  plugins: [
    new CopyPlugin({
      patterns: [{ from: 'index.html', to: 'index.html' }],
    }),
    new CompressionPlugin({
      test: /\.js(\?.*)?$/i,
    }),
    // new BundleAnalyzerPlugin(),
  ],
  optimization: {
    minimize: true,
    minimizer: [new TerserPlugin()],
  },
  module: {
    rules: [
      {
        test: /\.css$/i,
        use: ['style-loader', 'css-loader', 'postcss-loader'],
      },
      {
        test: /\.jsx?$/,
        exclude: /node_modules/,
        use: {
          loader: 'babel-loader',
          options: {
            presets: ['@babel/preset-env', "@babel/preset-react"],
          },
        },
      },
    ],
  },
};