initial setup: ComfyUI + kohya_ss scripts, LoRA config, workflows

launch_comfyui.ps1

@@ -0,0 +1,12 @@
+#!/usr/bin/env pwsh
+# launch_comfyui.ps1 — start ComfyUI
+
+$root = $PSScriptRoot
+Set-Location "$root/comfyui"
+
+.\venv\Scripts\Activate.ps1
+python main.py `
+    --listen 127.0.0.1 `
+    --port 8188 `
+    --extra-model-paths-config "$root/comfyui/extra_model_paths.yaml" `
+    --preview-method auto