During June 2025, Midischwarz focused on improving maintainer metadata within the Shopify/nixpkgs repository, addressing data integrity and governance challenges. They implemented a repository-wide correction to maintainer attribution by updating the identifier, email, GitHub username, and display name from midirhee12 to midischwarz12 across multiple package definitions. Using Nix and leveraging their skills in Nix configuration, Midischwarz ensured that contact information for maintainers remained accurate and up to date, which supports better contributor routing and user support. The work demonstrated careful attention to data hygiene and schema discipline, contributing to the maintainability of the large-scale Nixpkgs codebase.