SpamDefender Sprint 5 - Feature Integration & Finalization

This sprint finalizes core functionalities. It connects whitelist and blacklist management to the database, enabling persistent storage. Spam detection is integrated using the trained AI model, triggering alerts for flagged messages. Notification settings become fully functional, allowing users to toggle spam alerts. The homepage is updated to dynamically show recent messages and spam stats. UI refinements are applied across all screens to ensure a smooth user experience.