During June 2025, Rock Wolf enhanced the Shopify/nixpkgs repository by developing a comprehensive customization guide for the k3s build workflow. Focusing on Nix and package management, Rock augmented the USAGE.md documentation with detailed instructions and a practical code example demonstrating how to override the k3s package source using .override and overrideBundleAttrs. This addition addressed the need for reproducible builds and streamlined onboarding for developers working with alternative sources. By improving documentation quality and clarity, Rock enabled safer experimentation and reduced support overhead, reflecting a thoughtful approach to maintainability and flexibility within the Nix ecosystem. No bugs were reported or fixed.