feat(app): daemon status with Stop/Restart in settings

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

app/src/socketBridge.ts

@@ -211,3 +211,15 @@ export async function setConfig(patch: Partial<Pick<ConfigView, "default_shell"
     accent: patch.accent ?? null,
   });
 }
+
+export async function shutdownDaemon(): Promise<void> {
+  try { await invoke("shutdown_daemon"); } catch { /* connection drops as the daemon exits — expected */ }
+}
+
+export async function restartDaemon(): Promise<void> {
+  await shutdownDaemon();
+  // Let the old process exit; the next request triggers the bridge's
+  // ensure_daemon respawn (or launchd KeepAlive) and reconnects.
+  await new Promise((r) => setTimeout(r, 600));
+  try { await getHealth(); } catch { /* reconnect loop will retry */ }
+}