build but only push for release

.github/workflows/docker-publish.yml

@@ -45,14 +45,13 @@ jobs:
           password: ${{ secrets.DOCKER_HUB_ACCESS_TOKEN }}
 
       - name: Build and push
-        if: github.ref == 'refs/heads/release'
         id: docker_build
         uses: docker/build-push-action@v5
         with:
           context: ./
           file: ./Dockerfile
           platforms: linux/amd64,linux/arm64
-          push: true
+          push: ${{ github.ref == 'refs/heads/release' }}
           tags: ${{ github.repository }}:latest,${{ github.repository }}:${{ steps.slug.outputs.sha7 }},${{ github.repository }}:${{ steps.npmversion.outputs.npmversion }}
 
       - name: Image digest