refactor(server): extract add/remove assets logic to utility function (#8329)

extract add/remove assets logic to utility function

fix tests

chore: generate sql

foo

server/test/repositories/album.repository.mock.ts

@@ -14,9 +14,9 @@ export const newAlbumRepositoryMock = (): jest.Mocked<IAlbumRepository> => {
     softDeleteAll: jest.fn(),
     deleteAll: jest.fn(),
     getAll: jest.fn(),
-    addAssets: jest.fn(),
+    addAssetIds: jest.fn(),
     removeAsset: jest.fn(),
-    removeAssets: jest.fn(),
+    removeAssetIds: jest.fn(),
     getAssetIds: jest.fn(),
     hasAsset: jest.fn(),
     create: jest.fn(),