Sebastiaan Koot enhanced deployment reliability for the ICTU/quality-time repository by refining Docker Compose configuration for the database service. He removed the restart policy from the docker-compose.yml file, addressing issue #12506 and preventing automatic restarts that could disrupt both development and production environments. This adjustment reduced unexpected downtime and simplified container lifecycle management, resulting in more predictable deployments. Sebastiaan applied configuration management and DevOps best practices, using YAML to implement the change in a focused, single commit. The work demonstrated a disciplined approach to environment stability, emphasizing maintainability and clarity in Docker-based workflows without introducing unnecessary complexity.