ComfyUI NormalCrafter Clean

This project contains an inference-only adaptation of ideas and small portions of
code structure from:

1. NormalCrafter by Yanrui Bin et al.
   https://github.com/Binyr/NormalCrafter
   Licensed under the MIT License.

2. Hugging Face Diffusers, including the Stable Video Diffusion pipeline and
   UNetSpatioTemporalConditionModel execution structure.
   https://github.com/huggingface/diffusers
   Licensed under the Apache License, Version 2.0.

No model weights are redistributed by this package.