Add create and list books features

[shay0707]

Changes Made

• Added create_book.txt
• Added list_all_books.txt
• Added ascending order sorting for the book list
• Merged the feature branch into develop

[greptile-apps]

Greptile Summary

This PR adds plain-text notes for book features. The main changes are:

• A new note for creating a book.
• A new note for listing created books.
• A statement that listed books should be shown in ascending order.

Confidence Score: 5/5

This looks safe to merge.

• No blocking issues found in the changed code.

Important Files Changed

Filename	Overview
shayan_book_app/add_books_feature/create_book.txt	Adds a plain-text note describing the create-book feature.
shayan_book_app/add_books_feature/list_all_books.txt	Adds a plain-text note describing listing books in ascending order.

_{Reviews (1): Last reviewed commit: "Merge feature branch into develop" | Re-trigger Greptile}