Beta', 'manage_options', "{$menu_slug}&tab=chatbot", '__return_null' ); add_submenu_page( $menu_slug, esc_html__( 'Stats', 'ai-copilot' ), esc_html__( 'Stats', 'ai-copilot' ), 'manage_options', "{$menu_slug}&tab=stats", '__return_null' ); } public static function get_menu_slug() { return self::$menu_slug; } public static function add_menu_css() { $menu_slug = self::get_menu_slug(); ?>