- Remove @lhci/cli, newman, pa11y-ci (used only by obsolete Makefile.old)
- Redirect qa:postman, qa:lh, qa:a11y scripts to explanatory message
- npm audit fix for remaining lodash vulnerability
- Document Lot 6 (bypass flags verified) and Lot 8 in REMEDIATION_PROGRESS
Education packages internal/api/education and internal/core/education were
empty directories with no routes registered. Removed empty dirs and
documented in REMEDIATION_PROGRESS.md.