Remove Dashboard Extension docs page (#73)

## Summary
- remove the Dashboard Extension documentation page
- remove the Dashboard Extension spec page
- remove Dashboard Extension references from docs indexes and navigation

---------

Co-authored-by: Copilot App <223556219+Copilot@users.noreply.github.com>

Author: MariusStorhaug

.github/actions/update-index/src/Helper.psm1

@@ -1,6 +1,23 @@
 Import-Module -Name (Join-Path $PSScriptRoot 'Helper.psm1')
 
-$repos = Show-RepoList
-# Update-ActionList
-# Update-FunctionAppList
-Update-ModuleList -Repos $repos
+LogGroup 'Initialize update-index run' {
+    Write-Host "Starting update-index in [$PSScriptRoot]"
+}
+
+LogGroup 'Collect repositories' {
+    $repos = Show-RepoList
+    Write-Host "Repository collection complete: $($repos.Count) records"
+}
+
+LogGroup 'Skipped generators' {
+    Write-Host 'Update-ActionList is currently disabled in main.ps1'
+    Write-Host 'Update-FunctionAppList is currently disabled in main.ps1'
+}
+
+LogGroup 'Update module catalog docs' {
+    Update-ModuleList -Repos $repos
+}
+
+LogGroup 'Finalize update-index run' {
+    Write-Host 'update-index run completed'
+}

.github/actions/update-index/src/main.ps1

@@ -50,7 +50,7 @@
         }
     }
     ExcludeRules = @(
-        'PSAvoidUsingWriteHost',        # Write-Host is acceptable in guidance scripts.
+        'PSAvoidUsingWriteHost',        # Write-Host is acceptable in scripts used for docs tooling and guidance.
         'PSMissingModuleManifestField', # This rule is not applicable until the module is built.
         'PSUseToExportFieldsInManifest'
     )

.github/linters/.powershell-psscriptanalyzer.psd1

@@ -0,0 +1 @@
+/site/

src/.gitignore

@@ -7,7 +7,6 @@ This section is the local source of truth for:
 - module catalog and module-level specs
 - Process-PSModule structure and build flow
 - repository anatomy and template onboarding
-- optional dashboard extension specification for module telemetry
 
 ## Sections
 
@@ -18,4 +17,3 @@ This section is the local source of truth for:
 - [Versioning](Versioning.md)
 - [Catalog](Catalog/index.md) (auto-generated from PSModule repo metadata, release data, and README summaries)
 - [Process-PSModule](Process-PSModule/index.md)
-- [Dashboard Extension](Dashboard-Extension/index.md)

src/docs/Modules/Dashboard-Extension/index.md

@@ -40,7 +40,6 @@ This site is now focused on PSModule-org specific documentation:
 - [Modules](Modules/index.md): module catalog and module-specific standards
 - [Process-PSModule](Modules/Process-PSModule/index.md): how modules are structured and built
 - [Template onboarding](Modules/Process-PSModule/template-quickstart.md): how to start from the template
-- [Dashboard extension](Modules/Dashboard-Extension/index.md): module telemetry documentation spec
 
 ## Cross-org guidance has moved
 

src/docs/Modules/Dashboard-Extension/spec.md

@@ -34,10 +34,6 @@ nav = [
       {"Build, Test, Pack, Publish" = "Modules/Process-PSModule/build-test-pack-publish.md"},
       {"Template Quickstart" = "Modules/Process-PSModule/template-quickstart.md"},
     ]},
-    {"Dashboard Extension" = [
-      "Modules/Dashboard-Extension/index.md",
-      {"Spec" = "Modules/Dashboard-Extension/spec.md"},
-    ]},
   ]},
   {"Dictionary" = [
     "Dictionary/index.md",