Add publish instructions and clean install README.

Co-authored-by: Cursor <cursoragent@cursor.com>

PUBLISH.md

@@ -0,0 +1,34 @@
+# Publish to GitHub (maintainers)
+
+The repo is ready locally with an initial commit (includes `models/color_match.onnx`).
+
+## One-time: log in to GitHub CLI
+
+```powershell
+gh auth login
+```
+
+## Create public repo and push
+
+From this folder:
+
+```powershell
+cd path\to\MAGICMATCH
+git branch -M main
+gh repo create MAGICMATCH --public --source=. --remote=origin --push
+```
+
+Or create an empty repo on github.com named `MAGICMATCH`, then:
+
+```powershell
+git branch -M main
+git remote add origin https://github.com/<your-user>/MAGICMATCH.git
+git push -u origin main
+```
+
+## ComfyUI install URL (after push)
+
+```text
+ComfyUI/custom_nodes/
+  git clone https://github.com/<your-user>/MAGICMATCH.git
+```

README.md

@@ -8,7 +8,7 @@ ComfyUI custom nodes for **neural color match**: two images in, graded source ou
 
    ```bash
    cd ComfyUI/custom_nodes
-   git clone https://github.com/YOUR_USER/MAGICMATCH.git
+   git clone https://github.com/<your-github-user>/MAGICMATCH.git
    ```
 
 2. Install Python deps (ComfyUI’s environment):