Flux Kontext Dev appears to be working already in v5.15.0

So, just out of curiosity I downloaded a GGUF version of Kontext from Huggingface and it appears to work in the canvas when an img2img on a raster layer with an inpainting mask. I've no idea if that's a proper workflow for it, but I did output with I requested.

https://huggingface.co/bullerwins/FLUX.1-Kontext-dev-GGUF/tree/main