code: @Programmatic // for use by fixtures
      public FullCalendar2WicketToDoItem newToDo(
              final String description, 
              final String userName) {
          final FullCalendar2WicketToDoItem toDoItem = container.newTransientInstance(FullCalendar2WicketToDoItem.class);
          toDoItem.setDescription(description);
          toDoItem.setOwnedBy(userName);
  
          container.persist(toDoItem);
          container.flush();
  
          return toDoItem;
      }
docs: region > helpers