- Add powermetrics collector to Alloy role (via LaunchDaemon, requires root)
- Collect CPU, GPU, ANE power (watts) and thermal pressure level
- Add "Power & Thermal" section to macOS Grafana dashboard with:
- Total power stat
- Thermal pressure indicator (Nominal/Moderate/Heavy/Critical)
- Stacked power consumption graph (CPU/GPU/ANE)
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>