During December 2025, Zezaeoh focused on improving deployment reliability in the potiuk/airflow repository by addressing a Helm chart issue related to Git Sync SSH key volume rendering. They implemented a conditional logic in YAML templates to ensure the git_sync_ssh_key_volume is included only when an SSH key secret or key is present, reducing misconfiguration errors in Kubernetes environments. Zezaeoh reinforced these changes with targeted tests, using Python to validate the new rendering behavior and prevent regressions. This work enhanced Helm templating practices and contributed to more robust, error-resistant Airflow deployments, demonstrating depth in Kubernetes, Helm, and test-driven development.