Rename live app to health; move event viewer to dev; add log tail, dream, sync
- Rename apps/live/ to apps/health/ with stethoscope icon and "Health" label
- Move callosum event viewer (JSON dump, pause/resume, 100-event cap) to dev app
- Replace events card with real-time service log tail grouped by service
- Add dream processing card (hidden when idle, shows progress)
- Add sync upload card (hidden when idle, shows queue/state)
- Add queues and schedules display to vitals bar
- Fix dream card visibility on mid-run page loads
- Update docs/APPS.md minimal app reference