Provides a fairly straightforward way to generate images using Flux models and then make a face-swap. Does use the ReActor nodes, so there may be some extra set-up required, but this is well detailed on their git (<a target="_blank" rel="ugc" href="https://github.com/Gourieff/ComfyUI-ReActor">https://github.com/Gourieff/ComfyUI-ReActor</a> )

Flux with Basic Face Swap

Corrected json file and re-attempting an example result that should create the workflow for you.

Files with SHA256: 20ba489176bb20e5c4e54270452d462d6e5c548cb13daa40614a9a4e55b4be34