Validate prefix/suffix

[kbens]

OCI Secrets don't allow some characters. Validate these options don't violate that.

[kbens]

Name field must contain only alphanumeric characters, underscores or hyphens, and should not exceed 255 characters

[kbens]

https://stackoverflow.com/questions/46586831/how-can-i-use-an-python-click-argument-from-within-a-click-option-check-if-vari