usestd::time::Duration;usetracing::debug;/// Heartbeat stub for Phase 1 (embedded mode — no remote server).
/// Phase 2 will implement gRPC bidirectional heartbeat.
pubstructHeartbeat;implHeartbeat{pubfnnew()->Self{Self}pub async fnrun(&self)->anyhow::Result<()>{debug!("Heartbeat running in embedded mode (no-op)");// In embedded mode, server and client share process — no heartbeat needed.
// Phase 2 will connect to a remote server via gRPC.
loop{tokio::time::sleep(Duration::from_secs(60)).await;}}}