Update Dockerfile

Dockerfile

@@ -3,8 +3,8 @@ FROM rocker/geospatial:latest
 
 WORKDIR /code
 
-# Install R packages but limit dependencies to required ones (skipping suggested packages like rnaturalearthhires)
-RUN install2.r --error --deps 'Depends,Imports,LinkingTo' --repos "https://cran.r-project.org" \
+# Install R packages without suggested packages to avoid issues with unavailable dependencies
+RUN install2.r --error --no-suggests --repos "https://cran.r-project.org" \
     shiny \
     shinydashboard \
     dplyr \