workflow publish for java sdk

Author: franciscbalint

.github/workflows/publish.yml

@@ -0,0 +1,61 @@
+name: Publish
+
+on:
+  workflow_dispatch:
+    inputs:
+      tag:
+        type: string
+        description: Tag to publish (e.g. v2.0.16)
+        required: true
+
+jobs:
+  validate-tag:
+    name: Validate tag
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v6
+        with:
+          fetch-depth: 0
+
+      - name: Verify tag exists
+        run: |
+          TAG="${{ github.event.inputs.tag }}"
+          if [ -z "$TAG" ]; then
+            echo "Error: Tag is required."
+            exit 1
+          fi
+          if ! git rev-parse "$TAG" >/dev/null 2>&1; then
+            echo "Error: Tag '$TAG' does not exist."
+            exit 1
+          fi
+          echo "Publishing tag: $TAG"
+
+  publish:
+    name: Test, release build and publish
+    needs: [validate-tag]
+    if: ${{ !cancelled() && !contains(needs.*.result, 'failure') && !contains(needs.*.result, 'cancelled') }}
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout tag
+        uses: actions/checkout@v6
+        with:
+          ref: ${{ github.event.inputs.tag }}
+
+      - name: Set up Maven Central Repository
+        uses: actions/setup-java@v5
+        with:
+          java-version: 21
+          distribution: 'temurin'
+          server-id: central
+          server-username: MAVEN_USERNAME
+          server-password: MAVEN_PASSWORD
+          gpg-private-key: ${{ secrets.SIGNING_KEY }}
+          gpg-passphrase: MAVEN_GPG_PASSPHRASE
+
+      - name: Publish to Maven Central
+        run: cd zero-bounce-sdk && mvn --no-transfer-progress --batch-mode -Dgpg.passphrase=${MAVEN_GPG_PASSPHRASE} clean deploy -Prelease
+        env:
+          MAVEN_USERNAME: ${{ secrets.CENTRAL_TOKEN_USERNAME }}
+          MAVEN_PASSWORD: ${{ secrets.CENTRAL_TOKEN_PASSWORD }}
+          MAVEN_GPG_PASSPHRASE: ${{ secrets.SIGNING_PASSWORD }}