OAM is the app mgmt API for K8s, while not only for K8s. So implement it firstly on K8s is a natural choice. You may argue hey why I need app mgmt API for K8s.

OAM is the app mgmt API for K8s, while not only for K8s. So implement it firstly on K8s is a natural choice. You may argue hey why I need app mgmt API for K8s. Well, have you ever tried to expose full Deployment api for developers to describe their app? My personal experience is super messy ...