Imports golang.org/x/sync/errgroup k8s.io/api/core/v1 k8s.io/apimachinery/pkg/api/errors k8s.io/apimachinery/pkg/apis/meta/v1/unstructured k8s.io/apimachinery/pkg/runtime/schema k8s.io/apimachinery/pkg/types sigs.k8s.io/controller-runtime/pkg/client Standard library imports context fmt net os os/exec strings testing time