improve menus

src/main_screen.hpp

@@ -95,6 +95,7 @@ struct MainScreen final : public Screen {
 	bool _show_tool_metrics {false};
 	bool _show_tool_debug_log {false};
 	bool _show_tool_id_stack {false};
+	bool _show_tool_demo {false};
 
 	bool _window_hidden {false};
 	uint64_t _window_hidden_ts {0};