Native macOS menu-bar system-metrics overlay

说明与用途

本项目在 macOS 菜单栏中以原生方式展示系统指标，便于生产环境的检查与调试。首先手动集成并确认信号兼容性，然后在内部流程或原型中使用。上线前需核实许可证、维护状态和文档完整性。

实际用途

Native macOS menu-bar system-metrics overlay helps make production behavior easier to inspect and debug.

• monitor systems
• debug production behavior
• track service health

限制与审查说明

Medium: useful for prototypes or internal workflows, with dependency and maintenance checks before production.