No buffering rings at the end of short videos; links never guess an AniList show

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

apps/desktop/lib/src/session/media_art.dart

@@ -51,7 +51,8 @@ Future<ArtBytes> jellyfinArt(JellyfinClient client, String itemId,
 Future<ArtBytes?> aniListArt(AniListClient aniList, String name,
     {Future<Uint8List?> Function(Uri url, Map<String, String> headers, int maxBytes) fetch = fetchImage}) async {
   final series = parseReleaseName(name).series.trim();
-  if (series.isEmpty) return null;
+  // "1", "2026-10-09": nothing a show could be called.
+  if (!RegExp(r'\p{L}', unicode: true).hasMatch(series)) return null;
   final match = await aniList.searchMedia(series);
   if (match == null) return null;
   Future<Uint8List?> get(String? url, int maxBytes) async {

apps/desktop/lib/src/session/session_coordinator.dart

@@ -1059,6 +1059,9 @@ class SessionCoordinator {
       final ArtBytes? bytes;
       if (ref != null && client != null) {
         bytes = await jellyfinArt(client, ref.itemId);
+      } else if (ref == null && (media.url ?? '').isNotEmpty) {
+        // A web link: its name is a URL tail ("1"), not a show; never guess.
+        bytes = null;
       } else {
         final name = ref == null ? media.name : jellyfinTitle(ref.title, ref.subtitle).$1;
         bytes = await aniListArt(_aniList ??= AniListClient(), name);