fixes gallery

app/Http/Controllers/Api/ArtworkNavigationController.php

@@ -36,6 +36,14 @@ class ArtworkNavigationController extends Controller
         $prev = (clone $scope)->where('id', '<', $id)->orderByDesc('id')->first();
         $next = (clone $scope)->where('id', '>', $id)->orderBy('id')->first();
 
+        // Infinite loop: wrap around when reaching the first or last artwork
+        if (! $prev) {
+            $prev = (clone $scope)->where('id', '!=', $id)->orderByDesc('id')->first();
+        }
+        if (! $next) {
+            $next = (clone $scope)->where('id', '!=', $id)->orderBy('id')->first();
+        }
+
         $prevSlug = $prev ? (Str::slug($prev->slug ?: $prev->title) ?: (string) $prev->id) : null;
         $nextSlug = $next ? (Str::slug($next->slug ?: $next->title) ?: (string) $next->id) : null;
 
@@ -56,7 +64,7 @@ class ArtworkNavigationController extends Controller
      */
     public function pageData(int $id): JsonResponse
     {
-        $artwork = Artwork::with(['user.profile', 'categories.contentType', 'tags', 'stats'])
+        $artwork = Artwork::with(['user.profile', 'categories.contentType', 'categories.parent.contentType', 'tags', 'stats'])
             ->published()
             ->find($id);