code: public function synchronize(Page $page, array $pages)
      {
          if (!$this->configurationHandler->isTheme()) {
              return;
          }
  
          foreach ($pages as $pageValues) {
              $tokens = explode("_", $pageValues["seo"][0]["language"]);
              $pageOptions = array(
                  'page' => $pageValues["name"],
                  'language' => $tokens[0],
                  'country' => $tokens[1],
              );
              $page->render($this->configurationHandler->siteDir(), $pageOptions);
              $this->saveTemplateSlots($page->getPageSlots(), $pageValues["template"]);
          }
  
          $this->saveTemplateSlots($page->getCommonSlots(), 'base');
      }
docs: Synchronizes the site slots with the theme slots
  
  @param \RedKiteCms\FilesystemEntity\Page $page
  @param array $pages