
1. `apiGroup`: If set, it must be a valid DNS subdomain (e.g. 'example.com'). 2. `kind` and `name`: It must be valid path segment name. It may not be '.' or '..' and it may not contain '/' and '%' characters.
1. `apiGroup`: If set, it must be a valid DNS subdomain (e.g. 'example.com'). 2. `kind` and `name`: It must be valid path segment name. It may not be '.' or '..' and it may not contain '/' and '%' characters.