Worked on enhancing developer onboarding and local validation workflows for the awslabs/data-on-eks repository by delivering a documentation-focused feature. The primary contribution involved updating Markdown-based documentation to provide clear, step-by-step guidance for accessing the Argo Workflow WebUI using kubectl port-forward, addressing a common pain point for new contributors. The documentation also included updated example outputs for Kubernetes node versions to reflect the current environment, ensuring accuracy and relevance. By clarifying the process for retrieving the Argo Workflow WebUI URL, the work reduced onboarding time and improved the local testing experience for developers working with Argo workflows in Kubernetes environments.