Another attempt

Author: joeytakeda

.github/workflows/build.yml

@@ -28,6 +28,12 @@ jobs:
         uses: actions/checkout@v4
       - name: Setup R
         uses: r-lib/actions/setup-r@v2
+        uses: r-lib/actions/setup-r-dependencies@v2
+        with:
+          extra-packages: |
+            any:::knitr
+            any:::rmarkdown
+            any:::leaflet
       # - name: Setup Node
       #   uses: actions/setup-node@v4
       #   with: