User Story

• I can add invitee to the list.
• I can edit invitee's name
• I can remove an invitee.
• I can confirm an invitee is coming/not coming.
• I can reload the page and still see my list.
• I can filter invitees that has responded.

Features

• Input Form with submit button (Ensure form is validated(Reject Duplicate names)).
• Confirmation checkbox(confirm/confirmed).
• Coming/Not Coming selection.
• Edit button.
• Remove button.
• Save button.