Fix datascience notebook

datascience-notebook/Dockerfile

@@ -74,18 +74,28 @@ RUN mamba install --quiet --yes \
     'r-nycflights13' \
     'r-randomforest' \
     'r-rcurl' \
-    'r-rmarkdown' \
     'r-rodbc' \
     'r-rsqlite' \
     'r-shiny' \
-    'r-tidymodels' \
-    'r-tidyverse' \
     'rpy2' \
     'unixodbc' && \
     mamba clean --all -f -y && \
     fix-permissions "${CONDA_DIR}" && \
     fix-permissions "/home/${NB_USER}"
 
+# These packages are not easy to install under arm
+RUN set -x && \
+    arch=$(uname -m) && \
+    if [ "${arch}" == "x86_64" ]; then \
+        mamba install --quiet --yes \
+            'r-rmarkdown' \
+            'r-tidymodels' \
+            'r-tidyverse' && \
+            mamba clean --all -f -y && \
+            fix-permissions "${CONDA_DIR}" && \
+            fix-permissions "/home/${NB_USER}"; \
+    fi; \
+
 # Add Julia packages.
 # Install IJulia as jovyan and then move the kernelspec out
 # to the system share location. Avoids problems with runtime UID change not