v6.6.4 github release update

GitHub release v6.6.4 of a privacy-focused app. Includes fixes for Tor leaks, battery drain, and relay recovery. Updates to event labeling and WebSocket layer.

https://github.com/greenart7c3/Amber/releases/tag/v6.6.4

Image: https://avatars.githubusercontent.com/in/15368?s=60&v=4

#github #release #tor #privacy