lockfile-lint provides comprehensive validation and linting for package-lock.json and yarn.lock files. It identifies common lockfile issues like invalid or missing integrity hashes, incorrect dependencies, and vulnerabilities. Enforcing lock file integrity ensures consistent installations across environments, preventing unexpected build failures and security risks. lockfile-lint integrates seamlessly into CI/CD pipelines, offering programmatic API and command-line interface usage for automated checks. This helps maintain dependency integrity and project stability.