style: add future annotations

src/lrx_cli/watch/view/__init__.py

@@ -1,5 +1,7 @@
 """Output abstraction types for watch mode rendering."""
 
+from __future__ import annotations
+
 from abc import ABC, abstractmethod
 from bisect import bisect_right
 from dataclasses import dataclass

src/lrx_cli/watch/view/pipe.py

@@ -4,6 +4,8 @@ Date: 2026-04-10 08:15:17
 Description: Pipe output implementation for watch mode.
 """
 
+from __future__ import annotations
+
 from bisect import bisect_right
 from dataclasses import dataclass
 import sys

src/lrx_cli/watch/view/print.py

@@ -4,6 +4,8 @@ Date: 2026-04-10 08:15:31
 Description: Print output implementation for watch mode — one shot per track.
 """
 
+from __future__ import annotations
+
 import sys
 
 from . import BaseOutput, WatchState, WatchStatus