initial stable diffusion lcoal stuff

systemd/incubating/stablediffusion/README.md

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+# Stable Diffusion
+
+## Web UI
+
+<https://github.com/AUTOMATIC1111/stable-diffusion-webui/wiki/Install-and-Run-on-AMD-GPUs#arch-specific-dependencies>
+
+```bash
+python3.10 -m ensurepip --upgrade
+
+# Check https://download.pytorch.org/whl/nightly/ for versions
+# Specifically you want the "rocm" versions for AMD
+pip install torch==2.6.0.dev20241103+rocm6.2 --index-url https://download.pytorch.org/whl/nightly
+pip install torchvision==0.20.0.dev20241103+rocm6.2 --index-url https://download.pytorch.org/whl/nightly
+```
+
+```bash
+sudo pacman -S python-pytorch-rocm
+
+git clone https://aur.archlinux.org/python-torchvision-rocm.git
+cd python-torchvision-rocm
+makepkg -si
+
+git clone https://github.com/AUTOMATIC1111/stable-diffusion-webui.git
+cd stable-diffusion-webui
+
+python3.10 -m venv venv --system-site-packages
+source venv/bin/activate
+# Check https://download.pytorch.org/whl/nightly/ for versions
+# Specifically you want the "rocm" versions for AMD
+pip install torch==2.6.0.dev20241103+rocm6.2 --index-url https://download.pytorch.org/whl/nightly
+pip install torchvision==0.20.0.dev20241103+rocm6.2 --index-url https://download.pytorch.org/whl/nightly
+pip install -r requirements.txt
+
+./webui.sh
+```
+
+## Models
+
+<https://stable-diffusion-art.com/models/#How_to_install_and_use_a_model>
+
+### SDXC
+
+- Use 1024x1024
+- First generation is really really slow, subsequent generations are fast
+
+<https://stable-diffusion-art.com/sdxl-model/#Download_and_install_SDXL_10_models>
+
+### Flux AI
+
+- You must use Stable Diffusion WebUI Forge
+- In the UI, click "flux"
+- First generation is really really really really slow
+
+<https://stable-diffusion-art.com/flux-forge/>