Fix path

animate.py

@@ -230,5 +230,5 @@ def create_mp4_with_audio(frames, cv2_images, duration, audio, output_path):
     new_clip = CompositeVideoClip([clip1, clip2, clip3])
     new_clip.audio = audio  # Naviely append audio without considering the length of the video, could be a problem, no idea, but it works, so I'm not touching it
     new_clip.set_duration(duration)
-    new_clip.write_videofile(output_path, audio_codec="aac")
+    new_clip.write_videofile(output_path.as_posix(), audio_codec="aac")
     return output_path

app.py

@@ -91,7 +91,7 @@ def animate_images(image_paths: list[str], audio_input: AudioInput) -> str:
         audio_input.start_time, audio_input.start_time + audio_input.run_for
     )
     video_frames, cv2_images = get_video_frames(image_paths, vid_output_dir)
-    path = Path(vid_output_dir / "output_final.mp4").as_posix()
+    path = Path(vid_output_dir / "output_final.mp4")
     return create_mp4_with_audio(
         video_frames, cv2_images, audio_clip.duration, audio_clip, path
     )