Expose a way to add cluster frame components in Extension API

src/extensions/lens-renderer-extension.ts

@@ -28,11 +28,13 @@ import type { LensRendererExtensionDependencies } from "./lens-extension-set-dep
 import type { KubeObjectHandlerRegistration } from "../renderer/kube-object/handler";
 import type { AppPreferenceTabRegistration } from "../features/preferences/renderer/compliance-for-legacy-extension-api/app-preference-tab-registration";
 import type { KubeObjectDetailRegistration } from "../renderer/components/kube-object-details/kube-object-detail-registration";
+import type { ClusterFrameChildComponent } from "../renderer/frames/cluster-frame/cluster-frame-child-component-injection-token";
 
 export class LensRendererExtension extends LensExtension<LensRendererExtensionDependencies> {
   globalPages: registries.PageRegistration[] = [];
   clusterPages: registries.PageRegistration[] = [];
   clusterPageMenus: registries.ClusterPageMenuRegistration[] = [];
+  clusterFrameComponents: ClusterFrameChildComponent[] = [];
   kubeObjectStatusTexts: KubeObjectStatusRegistration[] = [];
   appPreferences: AppPreferenceRegistration[] = [];
   appPreferenceTabs: AppPreferenceTabRegistration[] = [];