Worked on the mason-org/mason-registry repository to deliver a code formatting upgrade by integrating nixfmt version 1.2.0. This update standardized code formatting across the codebase, reducing formatting-related churn and improving the consistency of diffs. The approach involved careful dependency and package management using YAML, with attention to aligning the project with the latest formatting features and fixes available in nix tooling. The work also laid the foundation for future automated formatting enforcement in upcoming sprints. No major bugs were addressed during this period, with the primary focus on enhancing workflow reliability and maintainability through improved formatting practices.