check if this now works OR whether other stuff needs to do

.github/workflows/start_check.yaml

@@ -16,6 +16,7 @@ jobs:
     - name: Install dependencies
       run: |
         Rscript -e "install.packages('remotes', repos='http://cran.rstudio.com/')"
+        Rscript -e "install.packages('shiny', repos='http://cran.rstudio.com/')"
         Rscript -e "remotes::install_deps(dependencies = TRUE)"
 
     - name: Test if Shiny app starts