Getting to know App resources better with kctrl

Since the previous release of kctrl, we have been iterating over how we can help users take a closer look at what App CRs are doing on the cluster. This includes ones authored by users and those that are created as a result of package installations. As promised, the latest release of kctrl introduces a set of commands which allow users to observe and interact with App CRs more conveniently. kctrl v0.