refactor: v3.0.0 - FLUX.1/FLUX.2 focus, GGUF, LoRA sets, remove dead code
- Loader: FLUX.2 (single encoder, CLIPType.FLUX2) + GGUF via ComfyUI-GGUF
- Sampler: latent layout from model, FLUX.2 schedule, reference images
(Kontext/klein edit), cfg for klein base, fix guidance conditioning key
- New BawkLoraStack (chainable, toggleable sets); encoder accepts lora_stack
- Saver: ComfyUI-loadable PNG metadata, optional model/prompt inputs
- Image loader: fix broken folder_paths import, simplify
- Remove modules/, utils/, ControlNet placeholder, Z-Image loader,
unused AI enhancement code; trim deps and startup prints
Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>