fix(scrape): 平铺目录判断里资产没有作品时按别的作品算(修类型错误)

Co-Authored-By: Claude Opus 5.5 <[email protected]>
Claude-Session: https://claude.ai/code/session_01Cxwgnn2pbzQ7rXv3rq7fei

apps/server/src/modules/acquisition-organize/services/scrape.ts

@@ -798,7 +798,7 @@ async function movieDirShared(
       .where("a.status", "=", "active")
       .execute();
     for (const r of rows)
-      owners.set(r.relative_path, (owners.get(r.relative_path) ?? new Set()).add(r.media_entity_id));
+      owners.set(r.relative_path, (owners.get(r.relative_path) ?? new Set()).add(r.media_entity_id ?? ""));
   }
   return lay.dirVideos.some((v) => {
     const own = owners.get(v);