Tarmo Trumm focused on dependency management and infrastructure reliability for the entigolabs/entigo-infralib repository over a two-month period. He upgraded the external-dns and Loki Helm chart dependencies, ensuring compatibility with the latest features and fixes while maintaining production stability. Working primarily with YAML and leveraging DevOps practices in Kubernetes environments, Tarmo enabled test runs to support QA verification and future enhancements. His contributions centered on proactive maintenance rather than bug fixing, reflecting a targeted approach to keeping core infrastructure components current. The work demonstrated depth in Helm chart management and a disciplined focus on reliability and observability within cloud-native deployments.