Save Image Extended for ComfyUI

Upgrade the Save File node: customize subfolders, file names with checkpoint names, or any sampler attribute your want! [w/NOTE: This node is a fork from @thedyze, since the [a/original repository](https://github.com/thedyze/save-image-extended-comfyui) is no longer maintained. Simply *uninstall* the original version and **REINSTALL** this one.]