Dependency Audit

Initial release of dependency-audit skill.

- Automatically detects package managers (Node.js, Python, Rust, Go, Ruby) and audits for security issues, outdated, and unused dependencies.

- Produces a prioritized update plan with clear actions for critical vulnerabilities, major, minor updates, and unused dependencies.

- Suggests safe update commands for batch and individual updates.

- Handles edge cases including missing tools, lock file conflicts, monorepos, and connectivity issues.

- Presents a summary report for quick dependency health overview.