### Feature request <!-- Please describe the feature request and why you would like to have it --> cli currently only supports v1beta1 task and pipeline sign and verify, we need to support v1 as well ### Use case <!-- Please add a concrete use case to demonstrate how such a feature would add value for the user. If you don't have a use case for your feature, please remove this section (however providing a good use case increases the likelihood to be picked up) --> ### UI Example <!-- If this is about a new command or command line options, please let us know how you would add it to the "tkn" UI (in the code block below). If this is not applicable for your feature, delete this section. -->