Merge pull request #25708 from backstage/rugvip/data-ref-ids

frontend-plugin-api: update extension data ref declaration to allow embedding of ID in type

plugins/home/api-report-alpha.md

@@ -11,7 +11,11 @@ const _default: BackstagePlugin<{}, {}>;
 export default _default;
 
 // @alpha (undocumented)
-export const titleExtensionDataRef: ConfigurableExtensionDataRef<string, {}>;
+export const titleExtensionDataRef: ConfigurableExtensionDataRef<
+  'title',
+  string,
+  {}
+>;
 
 // (No @packageDocumentation comment for this package)
 ```

plugins/home/src/alpha.tsx

@@ -31,7 +31,9 @@ const rootRouteRef = createRouteRef();
 /**
  * @alpha
  */
-export const titleExtensionDataRef = createExtensionDataRef<string>('title');
+export const titleExtensionDataRef = createExtensionDataRef<string>().with({
+  id: 'title',
+});
 
 const homePage = createPageExtension({
   defaultPath: '/home',