- Add get_status() SQL and /api/status route; load stale state on login
- Replace polling with immediate client-side stale tracking via callbacks
- Amber status bar with per-item Generate buttons for sources and stacks
- Pivot: add stack selector to view any dfv.stack view via Perspective
- Stack views: DROP CASCADE, add id to source views, per-source balance columns
- net_balance = sum(all amounts) + total_offset guarantees chase+dcard=net per row
- CLAUDE.md: document correct dedup spec (within-batch duplicates always allowed)
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>