pass document type key when creating a document scaffold

src/Umbraco.Web.UI.Client/src/backoffice/documents/documents/repository/sources/document.server.data.ts

@@ -47,8 +47,9 @@ export class UmbDocumentServerDataSource implements RepositoryDetailDataSource<D
 	 * @return {*}
 	 * @memberof UmbDocumentServerDataSource
 	 */
-	async createScaffold(parentKey: string | null) {
+	async createScaffold(documentTypeKey: string) {
 		const data: DocumentModel = {
+			contentTypeKey: documentTypeKey,
 			values: [],
 			variants: [],
 		};

src/Umbraco.Web.UI.Client/src/backoffice/documents/documents/repository/sources/index.ts

@@ -3,5 +3,6 @@ import type { DataSourceResponse } from '@umbraco-cms/models';
 import { RepositoryDetailDataSource } from '@umbraco-cms/repository';
 
 export interface UmbDocumentDataSource extends RepositoryDetailDataSource<DocumentModel> {
+	createScaffold(documentTypeKey: string): Promise<DocumentModel>;
 	trash(key: string): Promise<DataSourceResponse<DocumentModel>>;
 }

src/Umbraco.Web.UI.Client/src/backoffice/documents/documents/workspace/document-workspace.context.ts

@@ -57,8 +57,8 @@ export class UmbDocumentWorkspaceContext
 		return data || undefined;
 	}
 
-	async createScaffold(parentKey: string | null) {
-		const { data } = await this.repository.createScaffold(parentKey);
+	async createScaffold(documentTypeKey: string) {
+		const { data } = await this.repository.createScaffold(documentTypeKey);
 		if (!data) return undefined;
 
 		this.setIsNew(true);
@@ -75,7 +75,7 @@ export class UmbDocumentWorkspaceContext
 			},
 			{
 				name: 'create',
-				path: 'create/:parentKey:/documentType',
+				path: 'create/:parentKey/:documentTypeKey',
 			},
 		];
 	}