close method

Implementation

@override
Future<void> close() async {
  // Cleanup MediaPipe LlmInference WASM resources (important for hot restart)
  // This prevents memory leaks and "memory access out of bounds" errors
  try {
    llmInference.close();
    if (kDebugMode) {
      debugPrint('[WebModelSession] Cleaned up LlmInference resources');
    }
  } catch (e) {
    if (kDebugMode) {
      debugPrint('[WebModelSession] Warning: Error closing LlmInference: $e');
    }
  }

  _promptParts.clear();
  _controller?.close();
  _controller = null;
  onClose();
}