gh action docker login step

Author: rbygrave

.github/workflows/native-build.yml

@@ -32,8 +32,11 @@ jobs:
           java --version
           native-image --version
 
-#      - name: Build with Maven
-#        run: mvn clean package -Pnative
+      - name: login to docker hub
+        uses: docker/login-action@v3
+        with:
+          username: ${{ secrets.DOCKER_USERNAME }}
+          password: ${{ secrets.DOCKER_PASSWORD }}
 
       - name: Build with Maven
         run:   |