Simplify types

Signed-off-by: Musaab Elfaqih <musaabe@spotify.com>

.changeset/polite-shoes-allow.md

@@ -2,4 +2,4 @@
 '@backstage/frontend-app-api': patch
 ---
 
-Added the ability to ignore unknown extension config.
+Added the ability to ignore unknown extension config by passing `{ flags: { allowUnknownExtensionConfig: true } }` to `createSpecializedApp`.

packages/frontend-app-api/report.api.md

@@ -34,7 +34,7 @@ export function createSpecializedApp(options?: {
   extensionFactoryMiddleware?:
     | ExtensionFactoryMiddleware
     | ExtensionFactoryMiddleware[];
-  flags?: SpecializedAppFlags;
+  flags?: Record<string, boolean>;
 }): {
   apis: ApiHolder;
   tree: AppTree;
@@ -42,9 +42,4 @@ export function createSpecializedApp(options?: {
 
 // @public @deprecated (undocumented)
 export type FrontendFeature = FrontendFeature_2;
-
-// @public (undocumented)
-export type SpecializedAppFlags = {
-  allowUnknownExtensionConfig?: boolean;
-};
 ```

packages/frontend-app-api/src/wiring/createSpecializedApp.tsx

@@ -74,7 +74,7 @@ import { ApiRegistry } from '../../../core-app-api/src/apis/system/ApiRegistry';
 // eslint-disable-next-line @backstage/no-relative-monorepo-imports
 import { AppIdentityProxy } from '../../../core-app-api/src/apis/implementations/IdentityApi/AppIdentityProxy';
 import { BackstageRouteObject } from '../routing/types';
-import { FrontendFeature, RouteInfo, SpecializedAppFlags } from './types';
+import { FrontendFeature, RouteInfo } from './types';
 import { matchRoutes } from 'react-router-dom';
 
 function deduplicateFeatures(
@@ -208,7 +208,7 @@ export function createSpecializedApp(options?: {
   extensionFactoryMiddleware?:
     | ExtensionFactoryMiddleware
     | ExtensionFactoryMiddleware[];
-  flags?: SpecializedAppFlags;
+  flags?: Record<string, boolean>;
 }): { apis: ApiHolder; tree: AppTree } {
   const config = options?.config ?? new ConfigReader({}, 'empty-config');
   const features = deduplicateFeatures(options?.features ?? []);

packages/frontend-app-api/src/wiring/types.ts

@@ -28,8 +28,3 @@ export type RouteInfo = {
   routeParents: Map<RouteRef, RouteRef | undefined>;
   routeObjects: BackstageRouteObject[];
 };
-
-/** @public */
-export type SpecializedAppFlags = {
-  allowUnknownExtensionConfig?: boolean;
-};