docs: function(nga, options) {
          // create an admin application
          var app = ngAdmin.create(nga, options);
          // app.dashboard(nga.dashboard().template('<dashboard-page></dashboard-page>'));
          // create custom header
          if (options.auth) {
              app.header('<header-partial></header-partial>');
          }
          // attach the admin application to the DOM and run it
          ngAdmin.attach(app);
  
          return app;
      }