Worked on improving repository hygiene for the gsainfoteam/groups-be project by updating the .gitignore to exclude Nix-related and environment configuration files, such as .direnv, .envrc, flake.nix, and flake.lock. This change prevented accidental commits of environment scaffolding, reducing CI noise and minimizing environment drift across development workflows. The approach focused on configuration management and Git best practices, leveraging knowledge of Nix and Flakes to ensure a reproducible and consistent setup. The result was a cleaner repository state that streamlined onboarding for new contributors and enhanced collaboration, reflecting a methodical approach to environment management and codebase maintenance.