test quarto publishing

Author: tomkralidis

.github/workflows/presentations.yml

@@ -21,6 +21,8 @@ jobs:
       - uses: actions/setup-python@v2
         with:
           python-version: '3.x'
+      - name: Set up Quarto
+        uses: quarto-dev/quarto-actions/setup@v2
       - name: Publish to GitHub Pages (and render)
         uses: quarto-dev/quarto-actions/publish@v2
         with: