Skills tagged codebase: 4 agent skills for Claude Code

• cavecrew — When to delegate to `cavecrew-investigator` (locate code).
• caveman-explore — Read-only repository explorer for cold-start orientation, broad cross-file localization, or when a direct search failed.
• improve-codebase-architecture — Scan a codebase for deepening opportunities, present them as a visual HTML report, then grill through whichever one you pick.
• sync-gbrain — Keep gbrain current with this repo's code and refresh agent search guidance in CLAUDE.md. (gstack)