client "k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset/typed/apiextensions/v1"
	informers "k8s.io/apiextensions-apiserver/pkg/client/informers/externalversions/apiextensions/v1"
	listers "k8s.io/apiextensions-apiserver/pkg/client/listers/apiextensions/v1"
	apierrors "k8s.io/apimachinery/pkg/api/errors"
	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
	utilruntime "k8s.io/apimachinery/pkg/util/runtime"
	"k8s.io/apimachinery/pkg/util/wait"

// with a bit less boilerplate.
//
// Informer/Lister classes are thin wrappers providing a type-safe interface
// over regular interface{}-based Informers/Listers
//
// Controller[T] provides a reusable way to reconcile objects out of an informer
// using the tried and true controller design pattern found all over k8s
// codebase based upon syncFunc/reconcile

	listers "k8s.io/apiextensions-apiserver/pkg/client/listers/apiextensions/v1"
	"k8s.io/apiextensions-apiserver/pkg/controller/openapi/builder"
)

// Controller watches CustomResourceDefinitions and publishes validation schema
type Controller struct {
	crdLister  listers.CustomResourceDefinitionLister
	crdsSynced cache.InformerSynced

	informers "k8s.io/apiextensions-apiserver/pkg/client/informers/externalversions/apiextensions/v1"
	listers "k8s.io/apiextensions-apiserver/pkg/client/listers/apiextensions/v1"
)

// ConditionController is maintaining the NonStructuralSchema condition.
type ConditionController struct {
	crdClient client.CustomResourceDefinitionsGetter

	crdLister listers.CustomResourceDefinitionLister
	crdSynced cache.InformerSynced

	informers "k8s.io/apiextensions-apiserver/pkg/client/informers/externalversions/apiextensions/v1"
	listers "k8s.io/apiextensions-apiserver/pkg/client/listers/apiextensions/v1"
	"k8s.io/apiextensions-apiserver/pkg/controller/openapi/builder"
)

// Controller watches CustomResourceDefinitions and publishes OpenAPI v3
type Controller struct {
	crdLister  listers.CustomResourceDefinitionLister
	crdsSynced cache.InformerSynced

	listers "k8s.io/apiextensions-apiserver/pkg/client/listers/apiextensions/v1"
)

type DiscoveryController struct {
	versionHandler  *versionDiscoveryHandler
	groupHandler    *groupDiscoveryHandler
	resourceManager discoveryendpoint.ResourceManager

	crdLister  listers.CustomResourceDefinitionLister
	crdsSynced cache.InformerSynced

	client "k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset/typed/apiextensions/v1"
	informers "k8s.io/apiextensions-apiserver/pkg/client/informers/externalversions/apiextensions/v1"
	listers "k8s.io/apiextensions-apiserver/pkg/client/listers/apiextensions/v1"
)

// OverlappingBuiltInResources returns the set of built-in group/resources that are persisted
// in storage paths that overlap with CRD storage paths, and should not be deleted

	listers "k8s.io/apiextensions-apiserver/pkg/client/listers/apiextensions/v1"
)

// This controller is reserving names. To avoid conflicts, be sure to run only one instance of the worker at a time.
// This could eventually be lifted, but starting simple.
type NamingConditionController struct {
	crdClient client.CustomResourceDefinitionsGetter

	crdLister listers.CustomResourceDefinitionLister

	clientset "k8s.io/client-go/kubernetes"
	corelisters "k8s.io/client-go/listers/core/v1"
	"k8s.io/client-go/tools/record"
	"k8s.io/client-go/util/retry"
	"k8s.io/klog/v2"
	"k8s.io/kubernetes/pkg/features"
)

// StatefulPodControlObjectManager abstracts the manipulation of Pods and PVCs. The real controller implements this
// with a clientset for writes and listers for reads; for tests we provide stubs.

	}

	fmt.Fprintf(w, "Revision tag %s removed\n", tagName)
	return nil
}

type uniqTag struct {
	revision, tag string
}

// listTags lists existing revision.
func listTags(ctx context.Context, kubeClient kubernetes.Interface, writer io.Writer) error {
	tagWebhooks, err := GetRevisionWebhooks(ctx, kubeClient)
	if err != nil {