/**
 * The namespace that entities without an explicit namespace fall into.
 *
 * @public
 */
export declare const DEFAULT_NAMESPACE = "default";
/**
 * Annotation for linking to entity page from catalog pages.
 *
 * @public
 */
export declare const ANNOTATION_VIEW_URL = "backstage.io/view-url";
/**
 * Annotation for linking to entity edit page from catalog pages.
 *
 * @public
 */
export declare const ANNOTATION_EDIT_URL = "backstage.io/edit-url";
/**
 * Annotation for specifying the API server of a Kubernetes cluster
 *
 * @deprecated Import this constant from `@backstage/plugin-kubernetes-common` instead
 * @public
 */
export declare const ANNOTATION_KUBERNETES_API_SERVER = "kubernetes.io/api-server";
/**
 * Annotation for specifying the Certificate Authority of an API server for a Kubernetes cluster
 *
 * @deprecated Import this constant from `@backstage/plugin-kubernetes-common` instead
 * @public
 */
export declare const ANNOTATION_KUBERNETES_API_SERVER_CA = "kubernetes.io/api-server-certificate-authority";
/**
 * Annotation for specifying the auth provider for a Kubernetes cluster
 *
 * @deprecated Import this constant from `@backstage/plugin-kubernetes-common` instead
 * @public
 */
export declare const ANNOTATION_KUBERNETES_AUTH_PROVIDER = "kubernetes.io/auth-provider";