code: protected function configureRendererOptions(Page $page)
      {
          $slots = $this->renderSlots($page);
          $baseTemplate = $this->configuration->baseTemplate();
          $templateAssetsManager = $this->initTemplateAssetsManager();
          $seo = $page->getSeoAttributes();
  
          return array_merge(
              array(
                  'page' => $page->getPageName(),
                  'language' => $page->getLanguage(),
                  'country' => $page->getCountry(),
                  'metatitle' => $seo["title"],
                  'metadescription' => $seo["description"],
                  'metakeywords' => $seo["keywords"],
                  'base_template' => $baseTemplate,
                  'template_assets_manager' => $templateAssetsManager,
              ),
              $slots
          );
      }
docs: Configures the backend options
  @param \RedKiteCms\FilesystemEntity\Page $page
  
  @return array