Harden vision vector search and embedding jobs.

Add point search, circuit-breaking, and safer gateway limits so artwork similarity lookups fail closed instead of hanging the request path.

app/Services/Vision/AiArtworkVectorSearchService.php

@@ -95,13 +95,34 @@ final class AiArtworkVectorSearchService
      */
     private function searchMatchesForArtwork(Artwork $artwork, int $limit): array
     {
+        $this->client->assertCircuitClosed();
+
+        /*
+         * Reuse the artwork's already-indexed Qdrant vector when available.
+         * A missing point is expected for older/rebuilt indexes, so retain the
+         * existing image/CLIP fallback below.
+         */
+        try {
+            $pointMatches = $this->client->searchByPointId((int) $artwork->id, $limit);
+
+            if ($pointMatches !== null) {
+                return $pointMatches;
+            }
+        } catch (VectorGatewayException $pointFailure) {
+            $this->client->tripIfCircuitWorthy(
+                [$pointFailure],
+                'similar_ai_point',
+                ['artwork_id' => (int) $artwork->id],
+            );
+
+            throw $pointFailure;
+        }
+
         $url = $this->imageUrl->fromArtwork($artwork);
         if ($url === null || $url === '') {
             return [];
         }
 
-        $this->client->assertCircuitClosed();
-
         $fileFailure = null;
         $fileGatewayAttempted = false;