Claude Dioudonnat upgraded the CI and testing environments for the openfun/joanie and openfun/richie repositories by migrating PostgreSQL to version 16.4 and standardizing test database names. Using YAML for configuration and leveraging Docker and CI/CD pipelines, Claude aligned development and production environments to reduce migration risks and improve automated test reliability. The work addressed configuration debt by ensuring that test databases matched upcoming server upgrades, thereby enhancing cross-repository consistency. Although no user-reported bugs were closed during this period, Claude’s focus on database management and DevOps practices laid a solid foundation for future server transitions and stable deployments.