Adding login action.

.github/workflows/deploy-single-image.yml

@@ -10,8 +10,6 @@ env:
   BASE_BRANCH: ${{ github.event.pull_request.base.ref}}
   BRANCH: ${{ github.event.pull_request.head.ref }}
   CI: true
-  DOCKER_PASSWORD: ${{ secrets.DOCKER_API_KEY }}
-  DOCKER_USER: ${{ secrets.DOCKER_USERNAME }}
   PERSONAL_ACCESS_TOKEN : ${{ secrets.PERSONAL_ACCESS_TOKEN }}
   REGISTRY_URL: registry.hub.docker.com
 jobs:
@@ -44,8 +42,10 @@ jobs:
       - name: Run Yarn Build
         run: yarn build
       - name: Login to Docker Hub
-        run: |
-          docker login -u $DOCKER_USER -p $DOCKER_PASSWORD
+        uses: docker/login-action@v2
+        with:
+          username: ${{ secrets.DOCKER_USERNAME }}
+          password: ${{ secrets.DOCKER_API_KEY }}
       - name: Get the latest release version
         id: version
         run: |