The ingress annotation `cert-manager.io/secret-template` is not documented

[wallrj]

In cert-manager/cert-manager#7083 (comment) @tardunge wrote:

I was able to add annotations to the secret generated by the cert-manager by adding
cert-manager.io/secret-template: 'json template' annotation to my ingress, however it's not documented in the supported annotations section.

@tardunge It looks like it was never documented :-(

• Add secretTemplate to Certificate resources created by ingress-shim cert-manager#6839
• Add secretTemplate to Certificate resources created by ingress-shim cert-manager#6838

Originally posted by @wallrj in cert-manager/cert-manager#7083 (comment)

[jsoref]

• Yep, it's one of a number of items I found while working on Create redirects for cert-manager annotations #1696 ... https://deploy-preview-1696--cert-manager.netlify.app/docs/reference/annotations/#cert-manageriosecret-template