Keep track of discontinued items. That means items that were tracked, but then they were never updated.Added is discontinued badge.

src/Controller/NewController.php

@@ -7,13 +7,14 @@ use Krzysiej\RyobiCrawler\Models\Product;
 use Symfony\Component\HttpFoundation\Response;
 use Symfony\Component\Routing\Attribute\Route;
 
+use function Symfony\Component\Clock\now;
+
 final class NewController extends BaseController
 {
     #[Route('/new', name: 'app_new')]
     public function __invoke(): Response
     {
-        $date = (new \DateTime())->modify('-30 days')->format('Y-m-d');
-        $products = Product::where('created_at', '>', $date)
+        $products = Product::where('created_at', '>', now()->modify('-30 days')->format('Y-m-d'))
             ->orderByDesc('starred')
             ->orderByDesc('created_by')
             ->with(['currentPrice'])