Refactored professional version of SaveLinks with layered architecture and enhanced security.

• Secure: Uses PBKDF2HMAC for key derivation and Fernet (AES-128 in CBC mode) for encryption.
• Private: Zero-Knowledge architecture. Your password never leaves memory and is not stored directly.
• Database: efficient SQLite storage.
• Structured: Clean code architecture (UI, Service, Repository, Core).

1. Clone or download the repository.
2. Install dependencies:

   pip install -r requirements.txt

Run the application:

python run.py

1. Login: Access your existing links.
2. Register: Create a new account (local).
3. Exit: Close the application.

Once logged in:

• Add Link: Store a new topic and link.
• Search: Find links by topic name.
• Delete: Remove a link by ID.