- Add version: 1.0.0 to all 25 skill YAML frontmatters - Create VERSIONS.md manifest listing all skill versions - Add update check instructions to AGENTS.md This enables users to be notified of skill updates and easily pull the latest changes when 2+ skills are updated or there is a major version bump. Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>