Merge pull request #36 from P2GX/setup-deploy-action

Setup deployment

Author: hansenp

.github/workflows/deploy.yml

@@ -0,0 +1,55 @@
+name: Deploy to Sonatype Central
+
+on:
+  push:
+    tags:
+      - 'v*'  # Trigger the workflow when a tag starting with 'v' is pushed, like v1.0.0
+
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v5
+
+      - name: Set up JDK 21
+        uses: actions/setup-java@v5
+        with:
+          java-version: '21'
+          distribution: 'adopt'
+
+      - name: Cache Maven dependencies
+        uses: actions/cache@v4
+        with:
+          path: ~/.m2/repository
+          key: ${{ runner.os }}-maven-${{ hashFiles('**/pom.xml') }}
+          restore-keys: |
+            ${{ runner.os }}-maven-
+
+      - name: Import GPG key
+        run: |
+          echo "${{ secrets.GPG_PRIVATE_KEY }}" | gpg --import --armor --batch --no-tty
+
+      - name: Setup Maven settings
+        run: |
+          rm ${HOME}/.m2/settings.xml
+
+          cat << EOF > ${HOME}/.m2/settings.xml
+          <settings xmlns="http://maven.apache.org/SETTINGS/1.0.0"
+            xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+            xsi:schemaLocation="http://maven.apache.org/SETTINGS/1.0.0 https://maven.apache.org/xsd/settings-1.0.0.xsd">
+            <servers>
+              <server>
+                <id>central</id>
+                <username>${{ secrets.SONATYPE_USERNAME }}</username>
+                <password>${{ secrets.SONATYPE_PASSWORD }}</password>
+              </server>
+            </servers>
+          </settings>
+          EOF
+
+      - name: Deploy to Sonatype Central
+        run: |
+          ./mvnw clean deploy --batch-mode -Prelease \
+            -Dgpg.keyname=${{ secrets.GPG_KEY_ID }}