- Add SystemStats freezed models matching Core API response
- Add systemStatsProvider to fetch stats from /tools/system/stats
- Update dashboard to display CPU, RAM, VRAM, and disk usage gauges
- Implement color-coded gauges: green ≤50%, orange 51-75%, red >75%
- Add auto-refresh every 30 seconds
- Improve gauge widget: speedometer style, icons below labels
- Update weather widget to match air quality vertical layout
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
