Carola Christoffel enhanced proactive monitoring for the subshell/helm-charts repository by developing a Prometheus alert for the Sophora Metadata Supplier job queue. She implemented configurable alert thresholds for queue size, duration, and severity using Helm and YAML, allowing operators to tailor monitoring to their environment. Carola also authored an actionable runbook to guide remediation steps and updated the Helm chart version to maintain deployment consistency. By refining the alert description for accuracy, she improved operational clarity and maintainability. Her work focused on alerting, DevOps, and Kubernetes, addressing reliability and reducing mean time to recovery for queue-related issues in production environments.