playGameOver method

Future<void> playGameOver()

Plays the “game over” SFX (auto‐preloads first).

Implementation

Future<void> playGameOver() async {
  await _ensurePreloaded();
  final path = _cachedFiles['game_over.wav']!;
  await _fxPlayer.play(DeviceFileSource(path), volume: 1.0);
}