fix: set face_recognition=['many'] and reference defaults to avoid NoneType error

app.py

@@ -54,6 +54,9 @@ def _run_local_faceswap(source_image_path: str, target_video_path: str) -> Optio
     DF_G.temp_frame_quality = 95
     DF_G.keep_temp = False
     DF_G.skip_audio = False
+    # Face processing options
+    DF_G.face_recognition = ['many']
+    DF_G.reference_frame_number = 0
     DF_G.execution_thread_count = 2
     DF_G.execution_queue_count = 2
     # Force CPU for stability first