Update docker/example.yaml

docker/example.yaml

@@ -13,9 +13,15 @@ jobs:
     - name: Checkout code
       uses: actions/checkout@v4
     
-    - <<: *docker-setup-buildx
+    - name: Set up Docker Buildx
+      uses: docker/setup-buildx-action@v3
 
-    - <<: *docker-login
+    - name: Login to Docker Registry
+      uses: docker/login-action@v3
+      with:
+        registry: ${{ env.DOCKER_REGISTRY }}
+        username: ${{ secrets.DOCKER_REGISTRY_USERNAME }}
+        password: ${{ secrets.DOCKER_REGISTRY_PASSWORD }}
 
     - name: Build and push
       uses: docker/build-push-action@v6