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  protected function addBreadcrumb($label, $title, $link = null)
    {
        /** @var Breadcrumbs $breadcrumbs */
        $breadcrumbs = $this->_view->getLayout()->getBlock('breadcrumbs');
        if ($breadcrumbs) {
            $breadcrumbs->addCrumb('realizacje', [
                'label' => $label,
                'title' => $title,
                'link' => $link
            ]);
        }
        return $this;
    }