PR review feedback: Step 3 gave no concrete guidance on what good AGENTS.md content looks like, and the skill had no substantive references file (only provenance bookkeeping in sources.md), unlike sibling kyberforge skills. Adds section-by-section content guidance, the worked example, and monorepo precedence rules synthesized from the agentsmd research corpus. Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>