fix(server): library import batch size (#27595)

* lower batch size

* update test

server/src/services/library.service.spec.ts

@@ -560,7 +560,7 @@ describe(LibraryService.name, () => {
         paths: ['/data/user1/photo.jpg'],
       };
 
-      mocks.asset.createAll.mockResolvedValue([asset]);
+      mocks.asset.createAll.mockResolvedValue([asset.id]);
       mocks.library.get.mockResolvedValue(library);
 
       await expect(sut.handleSyncFiles(mockLibraryJob)).resolves.toBe(JobStatus.Success);

server/src/services/library.service.ts

@@ -266,13 +266,7 @@ export class LibraryService extends BaseService {
       ),
     );
 
-    const assetIds: string[] = [];
-
-    for (let i = 0; i < assetImports.length; i += 5000) {
-      // Chunk the imports to avoid the postgres limit of max parameters at once
-      const chunk = assetImports.slice(i, i + 5000);
-      await this.assetRepository.createAll(chunk).then((assets) => assetIds.push(...assets.map((asset) => asset.id)));
-    }
+    const assetIds = await this.assetRepository.createAll(assetImports);
 
     const progressMessage =
       job.progressCounter && job.totalAssets