You are basically stuck with k8s but you will end up having to "roll your own" (bring your own components) if you intend for operations to be consistent across

You are basically stuck with k8s but you will end up having to "roll your own" (bring your own components) if you intend for operations to be consistent across different clouds/prems/etc. Ideally start with an existing kube stack and slowly make it your own. Operationalizing across hetereogenous clusters will be an unfortunate source of excitement.