They were talking about prioritizing migration into Azure for a long while now. Not sure this incident today is related.
https://thenewstack.io/github-will-prioritize-migrating-to-a...
And coincidentally, an early CircleCI engineer wrote an article about GitHub Action (TLDR: don't use GitHub Action for CI/CD!)
https://www.iankduncan.com/engineering/2026-02-05-github-act...