chore: add nightly version

.github/workflows/nightly-build.yml

@@ -0,0 +1,51 @@
+name: Build and Push Multi-Platform Docker Image
+
+on:
+  push:
+    branches: [ master ]
+  workflow_dispatch:
+
+jobs:
+  build-and-push:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v2
+
+      - name: Set up JDK 17 and Maven 3.8.4
+        uses: actions/setup-java@v3
+        with:
+          distribution: 'zulu'
+          java-version: '17'
+          maven-version: '3.8.4'
+
+      - name: Build with Maven
+        run: mvn clean package -DskipTests
+
+      - name: Extract project version from pom.xml
+        run: |
+          VERSION=$(mvn -q -Dexec.executable=echo -Dexec.args='${project.version}' --non-recursive exec:exec)
+          echo "PROJECT_VERSION=$VERSION" >> $GITHUB_ENV        
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v1
+
+      - name: Login to Docker Hub
+        uses: docker/login-action@v1
+        with:
+          username: ${{ secrets.DOCKER_USERNAME }}
+          password: ${{ secrets.DOCKER_PASSWORD }}
+
+      - name: Build and push Docker image
+        uses: docker/build-push-action@v2
+        with:
+          context: .
+          file: ./Dockerfile
+          push: true
+          tags: jmal/jmalcloud:nightly
+          platforms: linux/amd64,linux/arm64
+          build-args: |
+            VERSION=${{ env.PROJECT_VERSION }}
+          username: ${{ secrets.DOCKER_USERNAME }}
+          password: ${{ secrets.DOCKER_PASSWORD }}