Documentation source of truth

Artifact	Owns
README.md	Public overview
docs/	User and technical documentation
ROADMAP.md	Public roadmap
docs/roadmaps/	Engineering plans
docs/audits/	Validation / release evidence
CHANGELOG.md	Version history
CITATION.cff	Canonical citation
docs/generated/public-status.yaml	Current public metric numbers and release snapshot
CONTRIBUTING.md	Contribution workflow
GOVERNANCE.md	Governance
SECURITY.md	Vulnerability reporting