Merge pull request #13 from mahmutkaya/fix/add-yaml-frontmatter-to-agents

Add mandatory YAML frontmatter to agent definitions

docs: update README with accurate feature counts (27 agents, 45 commands, 33 workflows)

docs: Add comprehensive HANDBOOK.md reference guide

fix: Update dependencies to patch security vulnerabilities

feat: Add 5 new agents from antigravity-kit

feat: Complete agent upgrades from antigravity-kit

feat: Upgrade agents with detailed methodologies from antigravity-kit

fix: Skip templates in zombie solution detection

fix: Resolve orphan solutions and broken links

docs: Update folder documentation structure

fix: TOML parsing failure in docs.toml (#9)

docs: Add security features and safe mode documentation

ci: Add GitHub Actions CI and Dependabot

feat: Add SECURITY.md with vulnerability reporting process