Integrate mind knowledge graph tool as `ao mind` subcommand (scan,
normalize, link, index, all, graph) wrapping python3 -m mind. Update
all 9 skill output templates to emit standardized YAML frontmatter
(id, type, date) with source wikilinks for RPI chain skills. Mirror
all changes to skills-codex/ for parity.
Also includes: hooks coverage test updates, go-complexity precommit
guard, ci-local-release allowlist fix, and new integration/lint tests.