Add tray controls for pause reload and diagnostics

src/desktop.py

@@ -8,6 +8,9 @@ class DesktopAdapter(Protocol):
     def start_hotkey_listener(self, hotkey: str, callback: Callable[[], None]) -> None:
         raise NotImplementedError
 
+    def stop_hotkey_listener(self) -> None:
+        raise NotImplementedError
+
     def validate_hotkey(self, hotkey: str) -> None:
         raise NotImplementedError
 
@@ -26,7 +29,17 @@ class DesktopAdapter(Protocol):
     ) -> None:
         raise NotImplementedError
 
-    def run_tray(self, state_getter: Callable[[], str], on_quit: Callable[[], None]) -> None:
+    def run_tray(
+        self,
+        state_getter: Callable[[], str],
+        on_quit: Callable[[], None],
+        *,
+        is_paused_getter: Callable[[], bool] | None = None,
+        on_toggle_pause: Callable[[], None] | None = None,
+        on_reload_config: Callable[[], None] | None = None,
+        on_run_diagnostics: Callable[[], None] | None = None,
+        on_open_config: Callable[[], None] | None = None,
+    ) -> None:
         raise NotImplementedError
 
     def request_quit(self) -> None: