Measurement-driven nodes for building face-centric stylistic LoRA training sets: score a portrait, then route it through only the processing it actually needs.
https://github.com/BillyBGit/ComfyUI-PortraitDatasetTools
git clone https://github.com/BillyBGit/ComfyUI-PortraitDatasetTools
comfy node install comfyui-portraitdatasettools