This doesn't have everything you mention, but I recently learned about https://dagger.io/ https://dagger.io/ which allows you to write your pipelines as code (G

This doesn't have everything you mention, but I recently learned about https://dagger.io/ https://dagger.io/ which allows you to write your pipelines as code (Go, Python, etc) and then run them anywhere in containers. I always hated that in order to test my pipelines, I actually have to trigger it on some special machine (the CI server).