public function listAction(string $filter = '')
    {
        $filter = $this->setFilter($filter);
        $this->view->assignMultiple([
            'rows' => $this->getCachePagesEntries($filter),
            'filter' => $filter,
            'pageId' => $this->getCurrentUid(),
            'backendDisplayMode' => $this->getDisplayMode(),
        ]);
    }