Type Alias MenuButtonItem

MenuButtonItem:
    | { handler: MenuButtonHandler; label: MenuLabel; type: "text" }
    | {
        label: MenuLabel;
        onNavigate?: MenuNavigationHandler;
        targetMenu: Menu;
        type: "submenu";
    }
    | { label: MenuLabel; onNavigate?: MenuNavigationHandler; type: "back" }
    | { label: MenuLabel; type: "url"; url: string }