We have a base Debian image maintained by our Platform/Security team (compliance) that we build our Flask apps off. Other than them forgetting to push an ARM compatible image when they update we haven’t ran into issues, but I don’t know what went in behind the scenes to get the image working if anything.

I would say I’m the bridge between the infra/DevOps teams and our back end team of 12 people and as far as everyone else on the team is concerned it “just works”. Still waiting for the first big time it doesn’t