Worked on the gitlabhq/gitlab-runner repository, focusing on internal code quality by delivering a naming consistency refactor for authentication-related constants. Using Go for backend development and testing, the work involved removing redundant 'auth' prefixes from constant names and updating associated tests to align with the new naming conventions. This approach improved code readability and maintainability, reducing cognitive load for contributors and streamlining onboarding for new developers. The refactor maintained backward compatibility and ensured that external behavior remained unchanged, prioritizing internal code hygiene. No major bugs were addressed during this period, as efforts centered on enhancing clarity and consistency within the codebase.