update notes for publishing

Author: Andy Barrett

how-to-publish.md

@@ -11,3 +11,21 @@ In `_quarto.yml`, I have added the following
 execute:
   freeze: auto
 ```
+
+Now render the site
+```
+quarto render
+```
+
+If a `_freeze` directory is created, add and commit this.
+
+## 2. Publish Action
+
+Run
+
+```
+quarto publish gh-pages
+```
+
+Add `.github/workflows/publish.yml` and add text from quarto [instructions](https://quarto.org/docs/publishing/github-pages.html#publish-action)
+