feat[ci]: create common reference docs based on schema.json

[PrivatePuffin]

Is your feature request related to a problem?

We currently need to hand-craft the common docs, this is pretty time consuming

Describe the solution you'd like

We should rely on a schema.json for doing so

Describe alternatives you've considered

.

Additional context

Depends on #29002 being done first

I've read and agree with the following

• I've checked all open and closed issues and my request is not there.
• I've checked all open and closed pull requests and my request is not there.

[truecharts-admin]

This issue has been automatically marked as stale because it has not had recent activity. It will be closed in two weeks if no further activity occurs. Thank you for your contributions.