During August 2025, Nagato Oliveira focused on maintenance cleanup for the zanfranceschi/rinha-de-backend-2025 repository, targeting improved maintainability and future readiness. He removed legacy log files, specifically docker-compose.logs and error.logs from the samypng-go-2 directory, and applied a minor formatting adjustment to haproxy.cfg. Working primarily with configuration files and cleanup tasks, Nagato used cfg syntax and repository hygiene practices to streamline the codebase. Although no user-facing features or bug fixes were introduced, his work reduced unnecessary noise and technical debt, laying a cleaner foundation for future development and ensuring the repository remains organized and easier to maintain.