docs: unified triage and automated remediation plan
Merged
HO
17d ago+100+100+012345678901234567890123456789-0-0-0123456789
Adds an implementation plan for one-pass LLM triage and remediation, explicit no-automated-fix outcomes, Temporal child workflows, independent OpenGrep patch validation, governance, phased delivery and acceptance criteria. Documentation only; no runtime changes.