A Python program to manage your personal book collection. This tool allows you to add, remove, update, search for books, and track your reading progress. The data is saved in a books_data.json file for persistence.

• Add, remove, and update books.
• Search books by title or author.
• Track reading progress (read/unread).
• Persistent storage in a books_data.json file.
• Interactive user menu.

• Python 3.x (No external libraries required)