feat(thinking-selector): add keyboard popup menu

ui/src-tauri/src/lib.rs

@@ -258,6 +258,7 @@ fn toggle_quick_pane(app: &AppHandle) {
                 visibility.quick_pane_shown();
                 let _ = window.unminimize();
                 let _ = window.set_focus();
+                let _ = app.emit("quick-pane-shown", ());
             }
         }
     }