add namable workspace context token + interface

Author: madsrasmussen

src/packages/core/workspace/namable/index.ts

@@ -0,0 +1,2 @@
+export * from './namable-workspace-context.interface.js';
+export * from './namable-workspace.context-token.js';

src/packages/core/workspace/namable/namable-workspace-context.interface.ts

@@ -0,0 +1,8 @@
+import type { UmbWorkspaceContext } from '../workspace-context.interface.js';
+import type { Observable } from '@umbraco-cms/backoffice/external/rxjs';
+
+export interface UmbNamableWorkspaceContext extends UmbWorkspaceContext {
+	name: Observable<string | undefined>;
+	getName(): string | undefined;
+	setName(name: string): void;
+}

src/packages/core/workspace/namable/namable-workspace.context-token.ts

@@ -0,0 +1,9 @@
+import type { UmbWorkspaceContext } from '../workspace-context.interface.js';
+import type { UmbNamableWorkspaceContext } from './namable-workspace-context.interface.js';
+import { UmbContextToken } from '@umbraco-cms/backoffice/context-api';
+
+export const UMB_NAMABLE_WORKSPACE_CONTEXT = new UmbContextToken<UmbWorkspaceContext, UmbNamableWorkspaceContext>(
+	'UmbWorkspaceContext',
+	undefined,
+	(context): context is UmbNamableWorkspaceContext => (context as any).getName !== undefined,
+);