- P2P: NSD advertiser, LAN TLS signaling server (port 8765), WebRTC peer
manager, remote signaling client, control/file channel handlers
- LAN auth-pair endpoint generates pairing code via OkHttp (with auto
token refresh) for phone app auto-discovery login
- Shared self-signed certificate (lck_lan.p12) for secure LAN comms
- Service starts at app launch and on BOOT_COMPLETED via BootReceiver
- P2P session waits for auto-login before starting NSD/signaling
- Native encoder: encoded frame callback for H.264 passthrough to WebRTC
- WebRTC dependency switched to io.github.webrtc-sdk (Maven Central)