Conditionally use Official OneBranch template

With NonOfficial available for testing.

Author: andyleejordan

.pipelines/PowerShellEditorServices-Official.yml

@@ -24,6 +24,9 @@ parameters:
   displayName: Enable debug output
   type: boolean
   default: false
+- name: official
+  displayName: Use Official OneBranch template
+  default: false
 
 variables:
   system.debug: ${{ parameters.debug }}
@@ -41,7 +44,7 @@ resources:
 
 extends:
   # https://aka.ms/obpipelines/templates
-  template: v2/OneBranch.Official.CrossPlat.yml@templates
+  template: ${{ iif(parameters.Official, 'v2/OneBranch.Official.CrossPlat.yml@templates', 'v2/OneBranch.NonOfficial.CrossPlat.yml@templates') }}
   parameters:
     globalSdl: # https://aka.ms/obpipelines/sdl
       asyncSdl:
@@ -103,6 +106,7 @@ extends:
             continueOnError: true
           - task: onebranch.pipeline.signing@1
             displayName: Sign 1st-party files
+            condition: and(succeeded(), eq(parameters.official, true))
             inputs:
               command: sign
               signing_profile: external_distribution
@@ -115,6 +119,7 @@ extends:
                 **/Microsoft.PowerShell.EditorServices*.dll;
           - task: onebranch.pipeline.signing@1
             displayName: Sign 3rd-party files
+            condition: and(succeeded(), eq(parameters.official, true))
             inputs:
               command: sign
               signing_profile: 135020002
@@ -126,15 +131,15 @@ extends:
                 **/OmniSharp.Extensions*.dll;
                 **/System.Reactive.dll;
           - task: ArchiveFiles@2
-            displayName: Zip signed artifacts
+            displayName: Zip artifacts
             inputs:
               rootFolderOrFile: $(Build.SourcesDirectory)/module
               includeRootFolder: false
               archiveType: zip
               archiveFile: out/PowerShellEditorServices.zip
     - stage: release
       dependsOn: build
-      condition: eq(variables['Build.Reason'], 'Manual')
+      condition: and(succeeded(), eq(parameters.official, true), eq(variables.Build.Reason, 'Manual'))
       variables:
         ob_release_environment: Production
         version: $[ stageDependencies.build.main.outputs['package.version'] ]