feat(#194): update documentation and constraints for agentic scaffolds

- Add `/github-actions` to the list of directories
- Clarify distinction between public PowerShell cmdlets and `% nova` CLI behavior

Author: stiwicourage

.github/agents/reviewer.agent.md

@@ -37,8 +37,8 @@ Review changes for correctness, maintainability, test coverage, workflow safety,
 - `/docs-site-html`
 - `/markdown-authoring`
 - `/pester-testing`
-- `/github-actions`
 - `/release-and-changelog`
+- `/github-actions`
 
 ## Constraints
 

scripts/build/Sync-AgenticCopilotScaffold.psd1

@@ -339,7 +339,7 @@
             New = ''
         }
         @{
-            Old = '- [ ] CLI behavior'
+            Old = '- Preserve the distinction between public PowerShell cmdlets and `% nova` CLI behavior.'
             New = ''
         }
     )