workflow takes as input a input source video (optionally an image) and a source image to faceswap.
uses the following nodes:
https://github.com/Gourieff/ComfyUI-ReActor
https://github.com/Gourieff/comfyui-reactor-node
optional model:
https://huggingface.co/datasets/Gourieff/ReActor/blob/main/models/reswapper_256.onnx