adds action to render page

.github/workflows/render-page.yml

@@ -0,0 +1,19 @@
+
+on:
+    workflow_dispatch:
+    push:
+      branches:
+        - main
+
+jobs:
+  docker:
+    runs-on: ubuntu-latest
+    container: geertvangeest/single-cell-rstudio:latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Publish to GitHub Pages (and render) 
+        uses: quarto-dev/quarto-actions/publish@v2
+        with:
+          target: gh-pages
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }} # this secret is always available for github actions