pub async fn scan(
config: &AppConfig,
identity: &TlsIdentity,
options: &ScanOptions,
) -> Result<Vec<DiscoveredPeer>, Error>Expand description
Handles the lanflare scan command.
Spins up dual discovery engines (Multicast UDP and mDNS), listens for announcements,
aggregates them in PeerRegistry, and displays a formatted table of active peers.