message: docs: tutorial work
diff: @@ -461,10 +461,6 @@ Let's add a new feature - marking tasks in the todo list as completed using a `c
  After the browser refreshes, a checkbox appears next to each task in the list. Mark a few tasks as completed using the checkboxes.
  -::: tip
  -To save the change of `task.completed` immediately when the user checks or unchecks the checkbox, simply add a `change` event handler to the checkbox element and call `task.save()`.
  -:::
  -
  ### Code review
  We've implemented the following features of the todo app:
  * Creating new tasks
  