title to /api/books to add a book and returned will be the object with the title and a unique _id. If
title is not included in the request, return 'missing
required field title'title, _id, & commentcount.title, _id, & an array of comments (empty array if no comments present).comment to /api/books/{_id} to add a comment to a book and returned will be the books object similar to get /api/books/{_id}. If comment is not included in the request, return 'missing required field comment'delete
successful' if successful.no book exists' message.complete
delete successful' if successful.
Select a book to see it's details and comments