feat(web/m7-352): Playlist type gains kind/system_variant/seed_artist_id fields

web/src/routes/playlists/[id]/playlist.test.ts

@@ -56,7 +56,7 @@ const mockedQuery = createPlaylistQuery as ReturnType<typeof vi.fn>;
 
 const ownDetail: PlaylistDetail = {
   id: 'p1', user_id: 'u-self', owner_username: 'me', name: 'Mine',
-  description: '', is_public: false, cover_url: '', track_count: 2, duration_sec: 274,
+  description: '', is_public: false, kind: 'user', system_variant: null, seed_artist_id: null, cover_url: '', track_count: 2, duration_sec: 274,
   created_at: '', updated_at: '',
   tracks: [
     { position: 0, track_id: 't1', album_id: 'a1', artist_id: 'ar1', title: 'A', artist_name: 'X', album_title: 'Y', duration_sec: 137, stream_url: '/api/tracks/t1/stream', added_at: '' },

web/src/routes/playlists/playlists.test.ts

@@ -27,7 +27,7 @@ const mockedCreatePlaylist = createPlaylist as ReturnType<typeof vi.fn>;
 function p(over: Partial<Playlist>): Playlist {
   return {
     id: 'p1', user_id: 'u-self', owner_username: 'me', name: 'A',
-    description: '', is_public: false, cover_url: '', track_count: 0, duration_sec: 0,
+    description: '', is_public: false, kind: 'user', system_variant: null, seed_artist_id: null, cover_url: '', track_count: 0, duration_sec: 0,
     created_at: '', updated_at: '', ...over
   };
 }