Use docker login action

Signed-off-by: Ryan Baxter <[email protected]>

Author: ryanjbaxter

.github/workflows/deploy.yml

@@ -40,14 +40,12 @@ jobs:
           java-version: '17'
           distribution: 'temurin'  # OpenJDK distribution
           cache: 'maven'
-      
-      - name: Docker login
-        env:
-          DOCKER_HUB_USERNAME: ${{ secrets.DOCKERHUB_USERNAME }}
-          DOCKER_HUB_PASSWORD: ${{ secrets.DDOCKERHUB_TOKEN }}
-        run: |
-          echo "Logging to Dockerhub..."
-          echo "$DOCKER_HUB_PASSWORD" | docker login -u "$DOCKER_HUB_USERNAME" --password-stdin
+          
+      - name: Login to Docker Hub
+        uses: docker/login-action@v3
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DDOCKERHUB_TOKEN }}
 
       - name: Stop running Docker containers
         continue-on-error: true