code: function getMarkup(webserver, provider) {
    var markup = renderToString(provider),
        styles = "";
  
    if (process.env.NODE_ENV === "production") {
      styles = `<link href="${webserver}/dist/main.css" rel="stylesheet"></link>`;
    }
  
    return `<!doctype html>
            <html>
              <head>
                <title>Redux Auth – Isomorphic Example</title>
                <script>
                  window.__API_URL__ = "${global.__API_URL__}";
                </script>
                ${styles}
              </head>
              <body>
                <div id="react-root">${markup}</div>
                <script src="${webserver}/dist/client.js"></script>
              </body>
            </html>`;
  }
docs: base html template