Erwan Miran developed YAML-based extraArgs support for the prom-label-proxy component in the DrFaust92/helm-charts-2 repository, enabling users to pass additional arguments as a YAML string. This approach leveraged Helm and Kubernetes skills to enhance configuration flexibility, allowing for richer runtime customization without requiring code changes. By focusing on YAML-driven configuration, Erwan reduced deployment friction and supported more declarative, maintainable environments. The work demonstrated strong commit traceability and aligned with project requirements for safer, faster deployments. Over the month, Erwan concentrated on feature delivery rather than bug fixes, reflecting a targeted and technically sound contribution to Helm chart customization.