build.ts

    return {
        plugins: [
          ignorePlugin({ ignore: ['ui'] }),
          cssPlugin({
            excludeCSSInject: !args.includeCss,
            cssConfig: {
              plugins: [],
            },
          }),
          pnpPlugin(),
        ],
        bundle: true,
        outfile: '/dist/tmp/bundle.js', // this is used for nothing. But if not supplying it, CSS modules plugin fails
        external: [
          'esbuild',
          '@yarnpkg/esbuild-plugin-pnp',
          '@swc/core',
          '@swc/jest',
          '@goldstack/template-ssr-server', // this is only required on the server side
        ],
        minify: true,
        sourcemap: 'inline',
        metafile: false,
        platform: 'browser',
        format: 'iife',
        treeShaking: true,
    };