fix(web/m7-352): update listPlaylists test URL after kind filter addition

web/src/lib/api/playlists.test.ts

@@ -22,16 +22,23 @@ afterEach(() => {
 });
 
 describe('playlists API helper', () => {
-  test('listPlaylists GETs /api/playlists', async () => {
+  test('listPlaylists GETs /api/playlists with default kind=user', async () => {
     const spy = stubFetch(200, { owned: [], public: [] });
     const r = await listPlaylists();
     expect(r.owned).toEqual([]);
     expect(r.public).toEqual([]);
     const call = spy.mock.calls[0];
-    expect(call[0]).toBe('/api/playlists');
+    expect(call[0]).toBe('/api/playlists?kind=user');
     expect((call[1] as RequestInit).method).toBe('GET');
   });
 
+  test('listPlaylists passes kind=system through the query string', async () => {
+    const spy = stubFetch(200, { owned: [], public: [] });
+    await listPlaylists('system');
+    const call = spy.mock.calls[0];
+    expect(call[0]).toBe('/api/playlists?kind=system');
+  });
+
   test('createPlaylist POSTs JSON body', async () => {
     const spy = stubFetch(200, { id: 'p1', name: 'Test' });
     const r = await createPlaylist({ name: 'Test' });