offCanvasRender example

    return $operations;
  }

  /** * {@inheritdoc} */
  public function render() {
    $build = parent::render();
    if ($this->isAjax()) {
      $this->offCanvasRender($build);
    }
    else {
      // Add a row for switching to Live.       $has_active_workspace = $this->workspaceManager->hasActiveWorkspace();
      $row_live = [
        'data' => [
          'label' => [
            'data' => [
              '#markup' => $this->t('Live'),
            ],
          ],