ci: added Dockerfile path build job

Author: kevkevinpal

.github/workflows/docker-build.yml

@@ -49,8 +49,9 @@ jobs:
       - name: Run Docker buildx
         run: |
           docker buildx build \
+          -f src/bin/stack/Dockerfile \
           --cache-to "type=local,dest=/tmp/.buildx-cache" \
           --platform linux/amd64,linux/arm/v7 \
           --tag "${{ secrets.DOCKER_HUB_USER }}/sphinx-swarm:${{ env.RELEASE_TAG }}" \
           --tag "${{ secrets.DOCKER_HUB_USER }}/sphinx-swarm:latest" \
-          --output "type=registry" ./
+          --output "type=registry" ./