kit-upgrade
01Skill Claude CodeCodex
Reconcile an installed Fieldbook copy against a NEWER kit zip. Reads .agent-docs/.kit-manifest.json, 3-way diffs ONLY kit-owned files (skills/hooks/rules/templates/schema — never the colleague's content dirs), and uses sha256-vs-manifest so a file the colleague edited is treated as "theirs" (shows a diff, never…