- Introduce a new chat system that allows LNBits users to communicate via Nostr relays.
- Implement ChatComponent for real-time messaging, peer selection, and message display.
- Create useNostrChat composable to manage Nostr relay connections, message encryption, and user authentication.
- Develop ChatPage to serve as the main interface for the chat feature.
- Add API endpoints for retrieving current user and public keys for peer messaging.
- Ensure secure communication with encryption and admin-only access to private keys.
