- Add MixMonitor integration for automatic call recording
- Add voipctl rec commands: enable/disable/status/list/play/download/delete/cleanup
- Add recordings.js LuCI view with audio player and date filtering
- Add RPCD methods for recording management
- Add UCI config section for recording settings (format, retention)
- Fix OVH API signature to use openssl instead of sha1sum
- Improve PJSIP trunk config with realm and qualify settings
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>