Add command to retrieve and describe Traefik middleware in CI workflow

Author: emmanuelmathot

.github/workflows/helm-tests.yml

@@ -194,6 +194,7 @@ jobs:
         run: |
           kubectl get svc --all-namespaces
           kubectl get ingress --all-namespaces -o jsonpath='{range .items[0]}kubectl describe ingress {.metadata.name} -n {.metadata.namespace}{end}' | sh
+          kubectl get middleware.traefik.io --all-namespaces -o custom-columns='NAMESPACE:.metadata.namespace,NAME:.metadata.name' --no-headers | while read -r namespace name; do kubectl describe middleware.traefik.io "$name" -n "$namespace"; done
 
           PUBLICIP='http://'$(kubectl -n kube-system get svc traefik -o jsonpath='{.status.loadBalancer.ingress[0].ip}')
           export VECTOR_ENDPOINT=$PUBLICIP/vector