This purpose of this application is for users to review books.
As a User,
When I visit a book show page,
I see the book title and a list of reviews for that book,
which includes the review text, and the name of the user that created that review.
I also see the rating that the user gave the book.
(rating will be a number between 1 and 5; you do NOT need to validate
that this falls within this range)
As a User,
When I visit the book show page,
I see the average rating for that book.
As a User,
When I visit the book show page,
I see a header that includes the highest rating for that book
(e.g "Highest Rating: 4").
As a User,
When I visit the book show page,
I see a header that includes the lowest rating for that book
(e.g "Lowest Rating: 1").
As a User,
When I visit the book show page,
under the header for highest rating,
I see the review text, and the name of the reviewer
that submitted that review.
As a User,
When I visit the book show page,
under the header for lowest rating,
I see the body of that review and the name of the reviewer
that submitted that review.
You do not need to create a form for a review, or implement current_user