initial state: muzick music player + recommendation engine

frontend/src/services/libraryService.ts

@@ -0,0 +1,8 @@
+// Barrel re-export for the library-related services. The previous version of this
+// file pointed at `/library/*` paths, but the backend registers library routes at
+// the `/api` root (see backend/src/app.ts). Use the per-entity services instead.
+export { trackService } from './trackService';
+export { artistService } from './artistService';
+export { albumService } from './albumService';
+export { favoritesService } from './favoritesService';
+export type { Track, Artist, Album } from '../types';