John updated the Reflective JupyterHub deployment in the 2i2c-org/infrastructure repository by upgrading its Docker image tag to the latest version, ensuring the deployment incorporated recent features and security fixes. He managed this change using Git-based workflows, capturing the update in a traceable commit to support governance and audit requirements. His work focused on maintaining deployment stability and operational reliability, reducing risk for end users. John applied his skills in containerization, DevOps, and Kubernetes, working primarily with YAML to define and manage deployment configurations. The project emphasized deployment hygiene and version control, though no major bugs were addressed during this period.