code: public function render($region = "main")
      {
          if (!isset($this->views[$region])) {
              return $this;
          }
  
          mergesort($this->views[$region], function ($viewA, $viewB) {
              $sortA = $viewA->sortOrder();
              $sortB = $viewB->sortOrder();
  
              if ($sortA == $sortB) {
                  return 0;
              }
  
              return $sortA < $sortB ? -1 : 1;
          });
  
          foreach ($this->views[$region] as $view) {
              $view->render($this->di);
          }
      }
docs: Render all views for a specific region.
  
  @param string $region which region to use
  
  @return void