- Add server filter dropdown (populated dynamically from loaded VMs)
- Add node filter dropdown (narrows to nodes of selected server)
- Both filters persisted in URL params and restored on reload
- Toolbar restructured into 2 rows: filters row + actions row
- Responsive breakpoints: ≤900px text labels hidden, ≤768px 2-per-row,
≤480px full-width filters, stats hidden on mobile
- Snapshots toolbar migrated to inline flex (no legacy class dependency)
- Update VERSION, CHANGELOG, README, WIKI to v1.3.1