Debug Menu
// Initialize debug system
d3tui_debug_init();
// Create menu
d3tui_menu_t* menu = d3tui_debug_menu_create();
d3tui_menu_add_label(menu, "Settings");
d3tui_menu_add_toggle(menu, "Show FPS", &show_fps);
d3tui_menu_add_action(menu, "Reload", reload_callback);
// Show/hide with START button
// Navigate with DPAD_UP/DOWN
// Select with A button
// Back with B button
d3tui_debug_menu_destroy(menu);
d3tui_debug_shutdown();