Build minimal macOS network monitor

- A minimalist macOS network monitor shows per‑app usage in the menu bar, implemented as a local CLI integration without Electron or remote calls. - It provides lightweight per‑app telemetry in the menu bar, prioritising privacy, simplicity, and reliability for developer fleets. - This small‑footprint tool is useful for platform teams needing low‑cost visibility into regressions and network anomalies. (x.com)