server-monitor.A lightweight Node.js linux server monitoring API that provides real-time system metrics (CPU monitoring, memory monitoring, disk used percentage, system load) with systemd integration. 一个轻量级的实时 linux 服务器系统监控指标(CPU 监控、内存监控、存储已用百分比、负载)的 API 服务,支持 systemd 服务管理。