bundler-audit provides patch-level verification for Bundled Ruby applications.
It audits Ruby applications for known security vulnerabilities by checking
the application's Gemfile.lock against a database of known vulnerabilities.

The tool can identify:
- Gems with known security vulnerabilities
- Insecure gem sources (non-HTTPS)
- Outdated gem versions

bundler-audit is an essential security tool for Ruby developers and should
be run regularly as part of a security audit process to ensure applications
are not vulnerable to known security issues.

Key features:
- Checks Gemfile.lock for vulnerable gems
- Updates vulnerability database automatically
- Integration with CI/CD pipelines
- Command-line interface for easy automation