Exercise

• create a todo list which is stored in browser local storage, i.e. it is shared between tabs and will persist after the tab or browser is closed and re-opened
• display a text input field with an "add" button to enable the user to add new items
• use a form to ensure the user enters at least 2 characters
• duplicates should be allowed
• display a list of items in the todo list
  • display a checkbox and a remove button beside each items allowing the user to either mark them as completed or delete them
• provide a checkbox to allow the user to simulate errors when adding items
• simulated errors should result in a toast message

Example