Content OpenClaw 中的心跳机制。定时触发的检查信号，让系统知道OpenClaw”还活着”，同时也是触发定期任务（如日记、周回顾）的时钟源。[1] Acceptance Question See Also OpenClaw SlipBox/Cron Heartbeat - OpenClaw ↩ Cron vs Heartbeat - OpenClaw