move models to @umbraco-cms/models

src/Umbraco.Web.UI.Client/libs/models/index.ts

@@ -151,3 +151,14 @@ export interface SwatchDetails {
 	label: string;
 	value: string;
 }
+
+export type UmbPackage = {
+	name?: string;
+	version?: string;
+	extensions?: unknown[];
+};
+
+export type PagedManifestsResponse = {
+	total: number;
+	items: UmbPackage[];
+};