Merge pull request #13 from traktuner/renovate/docker-build-push-acti…

…on-6.x

Update docker/build-push-action action to v6

.github/workflows/docker-publish.yml

@@ -81,7 +81,7 @@ jobs:
       # https://github.com/docker/build-push-action
       - name: Build and push Docker image
         id: build-and-push
-        uses: docker/build-push-action@v5
+        uses: docker/build-push-action@v6
         with:
           context: .
           file: ./Dockerfile.${{ matrix.dockerfile }}