Add optional version input to publish workflow (#1124)

Allow manually triggered releases to specify a project version before releasing. This enables releasing snapshot versions other than the one currently in pom.xml.

Author: timtebeek

.github/workflows/publish.yml

@@ -2,7 +2,12 @@
 name: publish
 
 on:
-  workflow_dispatch: {}
+  workflow_dispatch:
+    inputs:
+      version:
+        description: 'Project version to set before releasing (e.g. 6.33.0-SNAPSHOT). Leave empty to release the current version.'
+        required: false
+        type: string
 
 jobs:
   release:
@@ -28,6 +33,10 @@ jobs:
           git config user.email "team@moderne.io"
           git config user.name "team-moderne[bot]"
 
+      - name: set-project-version
+        if: ${{ inputs.version != '' }}
+        run: ./mvnw versions:set -DnewVersion=${{ inputs.version }} -DgenerateBackupFiles=false
+
       - name: bump-rewrite-properties-to-releases
         run: |
           ./mvnw versions:update-properties -DincludeProperties=rewrite.version,rewrite-polyglot.version -DallowDowngrade=true