feat: image variants cache panel

internal/domain/image/imageRepositoryInterface.go

@@ -15,6 +15,7 @@ type Repository interface {
 	ListDuplicates() ([]Image, error)
 	Counts() (Counts, error)
 	ExistsByStoredName(storedName string) (bool, error)
+	ListByStoredNames(storedNames []string) ([]Image, error)
 	ListMissingMetadata() ([]Image, error)
 	UpdateMetadata(id uint32, metadata Metadata) error
 }