Fix NVFP4 config-building crash (dict-vs-list format assumption) in build_quant_cfg

Fix critical bug: SDE stochastic_sampling destroys the conditioning frame into colorful static

Trim README to just our quantization + serving instructions; add LICENSE

Add single-GPU diffusers serving script and fix usage instructions to reference this repo

Document diffusers scheduler gap for the 4-step distilled schedule

Upload folder using huggingface_hub

initial commit