I made a compact WF for WAN 2.2 GGUF — you can bypass the GGUF models and add base models like FP8.
Links:
Lora Lightx2v: https://huggingface.co/Kijai/WanVideo_comfy/tree/main/Lightx2v
GGUF: https://huggingface.co/QuantStack/Wan2.2-I2V-A14B-GGUF/tree/main
or https://huggingface.co/bullerwins/Wan2.2-I2V-A14B-GGUF/tree/main
You need a High model and a Low model with the same quantization. The VAE is the same as WAN 2.1.
Make sure to update your ComfyUI.