debugged Dockerfile

Dockerfile

@@ -8,7 +8,7 @@ USER appuser
 ENV RENV_CONFIG_REPOS_OVERRIDE https://packagemanager.rstudio.com/cran/latest
 ENV HOME=/home/appuser
 WORKDIR $HOME
-
+USER root
 RUN apt-get update -qq && apt-get install -y --no-install-recommends \
   libcurl4-openssl-dev \
   libicu-dev \
@@ -17,7 +17,7 @@ RUN apt-get update -qq && apt-get install -y --no-install-recommends \
   make \
   zlib1g-dev \
   && apt-get clean
-
+USER appuser
 COPY vetiver_renv.lock renv.lock
 # Create the .cache directory and give appuser permission to write to it
 RUN mkdir -p /home/appuser/.cache && chown -R appuser:appuser /home/appuser/.cache