Improve error messages

[psschwei]

As discussed on Slack, our error messages could be made more descriptive of what the actual error is, esp. in regard to kind/minikube errors.

[github-actions]

This issue is stale because it has been open for 90 days with no
activity. It will automatically close after 30 more days of
inactivity. Reopen the issue with /reopen. Mark the issue as
fresh by adding the comment /remove-lifecycle stale.

[psschwei]

/lifecycle frozen

[Priyansurout]

/assign