Add operational readiness workflow

[heznpc]

Summary

• add an operations runbook and live Academy QA manifest for release readiness
• generate and check a glossary status board from glossary metadata
• add release:preflight and check:operations scripts, plus PR/QA template updates

Verification

• npm run format:check
• npm run check:glossary-status
• npm run check:operations
• npm run check:files
• npm test
• npm run release:preflight