store cloudId in sqlite

mobile/lib/infrastructure/repositories/local_album.repository.dart

@@ -231,6 +231,25 @@ class DriftLocalAlbumRepository extends DriftDatabaseRepository {
     return query.map((row) => row.readTable(_db.localAssetEntity).toDto()).get();
   }
 
+  Future<void> updateCloudMapping(Map<String, String?> cloudMapping) {
+    if (cloudMapping.isEmpty) {
+      return Future.value();
+    }
+
+    return _db.batch((batch) {
+      for (final entry in cloudMapping.entries) {
+        final assetId = entry.key;
+        final cloudId = entry.value;
+
+        batch.update(
+          _db.localAssetEntity,
+          LocalAssetEntityCompanion(cloudId: Value(cloudId)),
+          where: (f) => f.id.equals(assetId),
+        );
+      }
+    });
+  }
+
   Future<void> _upsertAssets(Iterable<LocalAsset> localAssets) {
     if (localAssets.isEmpty) {
       return Future.value();