scaffolder: add back form fields API alpha exports

Signed-off-by: Patrik Oldsberg <poldsberg@gmail.com>
Co-authored-by: Cursor <cursoragent@cursor.com>
Signed-off-by: Patrik Oldsberg <poldsberg@gmail.com>
Co-authored-by: Cursor <cursoragent@cursor.com>

plugins/scaffolder/report-alpha.api.md

@@ -480,6 +480,9 @@ export const formDecoratorsApi: OverridableExtensionDefinition<{
 // @alpha (undocumented)
 export const formDecoratorsApiRef: ApiRef<ScaffolderFormDecoratorsApi>;
 
+// @alpha (undocumented)
+export const formFieldsApiRef: ApiRef<ScaffolderFormFieldsApi>;
+
 // @alpha @deprecated
 export type FormProps = Pick<
   FormProps_2,
@@ -499,6 +502,12 @@ export interface ScaffolderFormDecoratorsApi {
   getFormDecorators(): Promise<ScaffolderFormDecorator[]>;
 }
 
+// @alpha (undocumented)
+export interface ScaffolderFormFieldsApi {
+  // (undocumented)
+  loadFormFields(): Promise<FormField[]>;
+}
+
 // @public (undocumented)
 export type ScaffolderTemplateEditorClassKey =
   | 'root'

plugins/scaffolder/src/alpha/formFieldsApi.ts

@@ -19,17 +19,18 @@ import {
   createApiRef,
   createExtensionInput,
 } from '@backstage/frontend-plugin-api';
-import { FormFieldBlueprint } from '@backstage/plugin-scaffolder-react/alpha';
+import {
+  FormFieldBlueprint,
+  type FormField,
+} from '@backstage/plugin-scaffolder-react/alpha';
 import { OpaqueFormField } from '@internal/scaffolder';
 
-interface FormField {
-  readonly $$type: '@backstage/scaffolder/FormField';
-}
-
-interface ScaffolderFormFieldsApi {
+/** @alpha */
+export interface ScaffolderFormFieldsApi {
   loadFormFields(): Promise<FormField[]>;
 }
 
+/** @alpha */
 const formFieldsApiRef = createApiRef<ScaffolderFormFieldsApi>({
   id: 'plugin.scaffolder.form-fields-loader',
 });

plugins/scaffolder/src/alpha/index.ts

@@ -24,5 +24,9 @@ export {
 
 export { scaffolderTranslationRef } from '../translation';
 export * from './api';
+export {
+  formFieldsApiRef,
+  type ScaffolderFormFieldsApi,
+} from './formFieldsApi';
 
 export { default } from './plugin';