💬 [ISSUE]: End to End Documentation for using GHCP App Mod with CA and AKS

### Pre-submission checklist

- [x] I have searched existing issues and discussions
- [x] I have checked the documentation and README
- [x] This doesn't fit the bug report or feature request categories

### Issue Type

Documentation - Docs are unclear, missing, or incorrect

### Description

End to end documentation for showing how to use GHCP App Mod and CA are inflight, ETA mid May

### Context

### What I've Tried

### Expected Outcome

Track this issue for release, comment if you need anything sooner.

### Additional Information

Begin by confirming the planned end-to-end GHCP App Mod and CA workflow for AKS and the mid-May release scope. No files, tests, or entry points are identified in the issue; done means the complete usage path is documented and tracked for release.

Written by the indexing model from the issue text.