Add TmuxManager.open_aux_window delegate

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

src/hqt/tmux/manager.py

@@ -116,3 +116,12 @@ class TmuxManager:
     async def set_window_label(self, window_name: str, label: str) -> None:
         """Set the status-bar label for a window (status symbol + name)."""
         await self.runner.set_window_label(window_name, label)
+
+    async def open_aux_window(
+        self, name: str, cwd: str, command: list[str], label: str
+    ) -> str | None:
+        """Open a styled tool window (non-session) and switch to it.
+
+        Returns the new window_id, or None on failure.
+        """
+        return await self.runner.new_aux_window(name, cwd, command, label)

tests/test_tmux.py

@@ -1083,3 +1083,14 @@ async def test_new_aux_window_kills_window_when_set_option_fails(runner):
     assert wid is None
     # the half-built window must be cleaned up by id.
     assert runner._exec.call_args_list[-1].args == ("kill-window", "-t", "@7")
+
+
+@pytest.mark.asyncio
+async def test_manager_open_aux_window_delegates(runner):
+    from unittest.mock import AsyncMock
+
+    runner.new_aux_window = AsyncMock(return_value="@4")
+    mgr = TmuxManager(runner)
+    wid = await mgr.open_aux_window("nvim", "/p", ["nvim"], "nvim · p")
+    assert wid == "@4"
+    runner.new_aux_window.assert_awaited_once_with("nvim", "/p", ["nvim"], "nvim · p")