add labels to docker image

Author: haarg

.github/workflows/build-container.yml

@@ -51,11 +51,14 @@ jobs:
             type=ref,event=branch
             type=ref,event=pr
             type=raw,value=latest,enable={{is_default_branch}}
+        env:
+          DOCKER_METADATA_ANNOTATIONS_LEVELS: manifest,index
       - name: Build and push
         uses: docker/build-push-action@v5
         with:
           push: true
           tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
           annotations: ${{ steps.meta.outputs.annotations }}
       - name: Update deployed image
         if: ${{ contains( fromJSON(steps.meta.outputs.json).tags, format('{0}:latest', github.repository)) }}