stable-diffusion.cpp as backend

Is your feature request related to a problem? Please describe. Installing yet another Python environment for SD beside the one I have already.

Describe the solution you'd like Using stable-diffusion.cpp as backend for generation.

Describe alternatives you've considered Installing yet another Python environment for SD beside the one I have already....

Additional context stable-diffusion.cpp github repo: https://github.com/leejet/stable-diffusion.cpp