interface ActionBarItem {
  id: string;
  label: string;
  locationId: ActionBarLocationId;
  disabled?: Observable<boolean>;
  onClick?: (event: MouseEvent, context: OnClickContext) => void;
  routerLink?: RouterLinkDefinition;
  buttonColor?: 'primary' | 'success' | 'warning';
  buttonStyle?: 'solid' | 'outline' | 'link';
  icon?: string;
  requiresPermission?: string;
}