Hey @Captain_Pete (great name by the way 
) - presumably you’re following the instructions that @paola laid out here, correct?
The CLI is throwing those warnings because it doesn’t like when folks pull the latest image tag- being on the bleeding edge exposes some inherent risk . What error are you seeing when you just use custom-ap-airflow?
Let’s start there and I’ll work on tracking down any size limitations we have set on our registry.