gateway-ComfyUI-Kie-API/docs/COMFY_ORG_CANONICAL_REFERENCES.md

Very clearly follow the links on this page for proper comfy ui node creation

https://docs.comfy.org/custom-nodes/walkthrough https://docs.comfy.org/custom-nodes/backend/images_and_masks https://docs.comfy.org/custom-nodes/backend/datatypes https://docs.comfy.org/custom-nodes/backend/tensors

Master list of all, if you can scan the page for what you need https://docs.comfy.org/custom-nodes/overview