Check status of dockerhub step

Author: jonchang

.github/workflows/docker.yml

@@ -57,19 +57,10 @@ jobs:
             type=semver,pattern={{major}}
             type=sha
 
-      - name: Check DockerHub permissions
-        id: dockerhub
-        shell: bash
-        run: |
-          if [ -z $"{{ secrets.DOCKERHUB_TOKEN }}" ]; then
-            echo "dockerhub=false" >> $GITHUB_OUTPUT
-          else
-            echo "dockerhub=true" >> $GITHUB_OUTPUT
-          fi
-
       - name: Login to DockerHub
-        if: steps.dockerhub.outputs.dockerhub == 'true'
+        id: dockerhub
         uses: docker/login-action@v4
+        continue-on-error: true
         with:
           username: ${{ github.repository_owner }}
           password: ${{ secrets.DOCKERHUB_TOKEN }}
@@ -83,7 +74,7 @@ jobs:
           password: ${{ secrets.GITHUB_TOKEN }}
 
       - name: Build and push by digest (DockerHub)
-        if: github.event_name != 'pull_request' && steps.dockerhub.outputs.dockerhub == 'true'
+        if: github.event_name != 'pull_request' && steps.dockerhub.outcome != 'failure'
         uses: docker/build-push-action@v7
         id: build-dockerhub
         with:
@@ -105,7 +96,7 @@ jobs:
         if: github.event_name != 'pull_request'
         run: |
           mkdir -p /tmp/digests
-          if [ steps.dockerhub.outputs.dockerhub == 'true' ]; then
+          if [ steps.dockerhub.outcome != 'failure' ]; then
             digest="${{ steps.build-dockerhub.outputs.digest }}"
             echo "${digest#sha256:}" > /tmp/digests/dockerhub-digest
           fi
@@ -155,8 +146,9 @@ jobs:
             type=sha
 
       - name: Login to DockerHub
-        if: steps.dockerhub.outputs.dockerhub == 'true'
+        id: dockerhub
         uses: docker/login-action@v4
+        continue-on-error: true
         with:
           username: ${{ github.repository_owner }}
           password: ${{ secrets.DOCKERHUB_TOKEN }}
@@ -169,7 +161,7 @@ jobs:
           password: ${{ secrets.GITHUB_TOKEN }}
 
       - name: Create and push merged image (DockerHub)
-        if: steps.dockerhub.outputs.dockerhub == 'true'
+        if: steps.dockerhub.outcome != 'failure'
         working-directory: /tmp/digests
         run: |
           # Extract all Docker image tags from the Docker metadata JSON, prepend each with "-t " (required by buildx), and convert them into a single space-separated string
@@ -187,7 +179,7 @@ jobs:
 
       - name: Inspect Docker images
         run: |
-          if [ steps.dockerhub.outputs.dockerhub == 'true' ]; then
+          if [ steps.dockerhub.outcome != 'failure' ]; then
             docker buildx imagetools inspect "jonchang/tact:${{ steps.meta.outputs.version }}"
           fi
           docker buildx imagetools inspect "ghcr.io/jonchang/tact:${{ steps.meta.outputs.version }}"