Decouple prerelease cleanup from publish artifact

Run prerelease cleanup independently when no module artifact is produced by gating publish-only steps behind CreateRelease and driving cleanup behavior from ReleaseType.

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

Author: MariusStorhaug

.github/actions/Publish-PSModule/action.yml

@@ -10,6 +10,14 @@ inputs:
     description: Path to the folder containing the <Name>/ module subdirectory from Build-PSModule.
     required: false
     default: outputs/module
+  CreateRelease:
+    description: When true, downloads the module artifact and runs publish.ps1 (PowerShell Gallery + GitHub Release flow).
+    required: false
+    default: 'false'
+  ReleaseType:
+    description: Resolved release type from settings (Release, Prerelease, None). Used to control prerelease cleanup behavior.
+    required: false
+    default: None
   APIKey:
     description: PowerShell Gallery API Key.
     required: true
@@ -50,12 +58,14 @@ runs:
         Install-PSResource -Name Microsoft.PowerShell.PSResourceGet -Repository PSGallery -TrustRepository
 
     - name: Download module artifact
+      if: inputs.CreateRelease == 'true'
       uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c # v8.0.1
       with:
         name: ${{ inputs.ArtifactName }}
         path: ${{ inputs.ModulePath }}
 
     - name: Publish Module
+      if: inputs.CreateRelease == 'true'
       shell: pwsh
       working-directory: ${{ inputs.WorkingDirectory }}
       env:

.github/workflows/Publish-Module.yml

@@ -45,6 +45,8 @@ jobs:
         with:
           Name: ${{ fromJson(inputs.Settings).Name }}
           ModulePath: outputs/module
+          CreateRelease: ${{ fromJson(inputs.Settings).Module.CreateRelease }}
+          ReleaseType: ${{ fromJson(inputs.Settings).Module.ReleaseType }}
           APIKey: ${{ secrets.APIKey }}
           WhatIf: ${{ github.repository == 'PSModule/Process-PSModule' }}
           UsePRTitleAsReleaseName: ${{ fromJson(inputs.Settings).Publish.Module.UsePRTitleAsReleaseName }}