export function recordHeartbeatRunnerError(runtime, error) {
  const body = error instanceof Error ? error.message : String(error || "LOCAL_AGENT_HEARTBEAT_FAILED");
  const result = {
    ok: false,
    status: 0,
    body,
  };
  if (runtime && typeof runtime === "object") {
    runtime.lastHeartbeatAt = new Date().toISOString();
    runtime.lastHeartbeatOk = false;
    runtime.lastHeartbeatStatus = 0;
    runtime.lastHeartbeatBody = body;
  }
  return result;
}