MacBook (macOS) VPN · sleeps · has a screen browser · remote debugging localhost:3000 (forwarded) Ghostty · herdr client · SketchyBar clipboard · open · say · peekaboo devbox (Linux, remote) always on · headless bun dev :3000 claude / codex / cursor-agent reverse proxy · public HTTPS devbox tunnel (ssh ControlMaster) one SSH ControlMaster · polled every 2s internet · anyone with URL phone · Moshi