[ci] add: check outputs.tags

Author: sksat

.github/workflows/build-image.yml

@@ -222,6 +222,10 @@ jobs:
           cache-from: type=local,src=/tmp/.buildx-cache
           cache-to: type=local,dest=/tmp/.buildx-cache-new
 
+      - name: Check docker image
+        run: |
+          echo ${{ steps.tags.outputs.tags }}
+
       # Temp fix
       # https://github.com/docker/build-push-action/issues/252
       # https://github.com/moby/buildkit/issues/1896