Merges feature/compliance-time-charts into master.
Changes included:
- Compliance page: 6 Recharts trend charts (active totals, deltas, per-team,
MTTR, recurring items, Archer pipeline)
- Ivanti findings trend chart on Vulnerability Triage page: open/closed
counts history stored on every sync, aggregated to end-of-day snapshots
- Rename 'Reporting' page to 'Vulnerability Triage' throughout (nav, routes,
docs, all cross-page navigation references)
- Knowledge Base page: full article library with category filter, search,
inline viewer, upload/delete for editor+ roles
- Remove Knowledge Base sidebar panel from home page (now lives on KB page);
home layout adjusts to 2-column (9+3)
- Add ivanti_counts_history migration script for documentation consistency
- Update security-posture-workflow-diagrams.md and team-training-agenda.md
to reflect Vulnerability Triage page name
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>