fdsfjlk

Store/_base.py

@@ -67,6 +67,16 @@ class Store(ABC):
         """Add or replace a named note for a file."""
         raise NotImplementedError
 
+    def selector(self, selected_items: List[Any], *, ctx: Any, stage_is_last: bool = True, **_kwargs: Any) -> bool:
+        """Optional hook for handling `@N` selection semantics.
+
+        Return True if the selection was handled and default behavior should be skipped.
+        """
+        _ = selected_items
+        _ = ctx
+        _ = stage_is_last
+        return False
+
     @abstractmethod
     def delete_note(self, file_identifier: str, name: str, **kwargs: Any) -> bool:
         """Delete a named note for a file."""