build: modify release workflow

- Move release prepare step in the separate workflow
- Set release workflow trigger on tag

Author: dkasimovskiy

.github/workflows/prepare_release.yml

@@ -0,0 +1,45 @@
+name: Prepare Release to Maven Central
+
+on:
+  workflow_dispatch:
+    inputs:
+      releaseVersion:
+        description: 'Release and tag version'
+        required: true
+        default: "v1.5.0-dev.N"
+      developmentVersion:
+        description: 'Version to use for new working copy'
+        required: true
+        default: '2.0.0-SNAPSHOT'
+
+jobs:
+  release:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v5
+
+      - name: Set up JDK 8
+        uses: actions/setup-java@v5
+        with:
+          distribution: 'zulu'
+          java-version: '8'
+          server-id: central
+          server-username: MAVEN_USERNAME
+          server-password: MAVEN_TOKEN
+
+      - name: Configure Git user
+        run: |
+          git config user.email "actions@github.com"
+          git config user.name "GitHub Actions"
+
+      - name: Run release release.yml
+        env:
+          MAVEN_USERNAME: ${{ secrets.MAVEN_CENTRAL_USER }}
+          MAVEN_TOKEN: ${{ secrets.MAVEN_CENTRAL_TOKEN }}
+          RELEASE_VERSION: ${{ github.event.inputs.releaseVersion }}
+          DEVELOPMENT_VERSION: ${{ github.event.inputs.developmentVersion }}
+        run: |
+          ./mvnw release:prepare -DskipTests -Darguments=-DskipTests \
+            -DreleaseVersion="$RELEASE_VERSION" -Dtag="$RELEASE_VERSION" \
+            -DdevelopmentVersion="$DEVELOPMENT_VERSION"

.github/workflows/release.yml

@@ -1,16 +1,9 @@
-name: Release to Maven Central
+name: Publish Release to Maven Central
 
 on:
-  workflow_dispatch:
-    inputs:
-      releaseVersion:
-        description: 'Release and tag version'
-        required: true
-        default: "v1.5.0-dev.N"
-      developmentVersion:
-        description: 'Version to use for new working copy'
-        required: true
-        default: '2.0.0-SNAPSHOT'
+  push:
+    tags:
+      - 'v[0-9]+.[0-9]+.[0-9]+'
 
 jobs:
   release:
@@ -30,22 +23,6 @@ jobs:
           gpg-private-key: ${{ secrets.MAVEN_CENTRAL_GPG_PRIVATE_KEY }}
           gpg-passphrase: MAVEN_GPG_PASSPHRASE
 
-      - name: Configure Git user
-        run: |
-          git config user.email "actions@github.com"
-          git config user.name "GitHub Actions"
-
-      - name: Run release prepare
-        env:
-          MAVEN_USERNAME: ${{ secrets.MAVEN_CENTRAL_USER }}
-          MAVEN_TOKEN: ${{ secrets.MAVEN_CENTRAL_TOKEN }}
-          RELEASE_VERSION: ${{ github.event.inputs.releaseVersion }}
-          DEVELOPMENT_VERSION: ${{ github.event.inputs.developmentVersion }}
-        run: |
-          ./mvnw release:prepare -DskipTests -Darguments=-DskipTests \
-            -DreleaseVersion="$RELEASE_VERSION" -Dtag="$RELEASE_VERSION" \
-            -DdevelopmentVersion="$DEVELOPMENT_VERSION"
-
       - name: Publish to Maven Central
         run: |
           ./mvnw -B clean deploy -PsonatypeRelease -DskipTests