trying to find username

Dockerfile

@@ -48,6 +48,8 @@ ENV HOME /home/$USER
 ENV ENV_PREFIX $HOME/env
 
 RUN echo "---> Make sudo & setup sudoers"
+RUN echo "$(id)"
+
 RUN adduser $USER sudo
 RUN echo "$USER ALL=(ALL) NOPASSWD:ALL" >> /etc/sudoers
 RUN chown -R $USER:$GID $HOME
@@ -82,9 +84,9 @@ RUN # make non-activate conda commands available
 ENV PATH=${RETICULATE_MINICONDA_PATH}/bin:${PATH}
 RUN echo "--> Permissions"
 RUN chown $USER:$GID /home/$USER/.bashrc
-RUN chmod 644 /home/$USER/.bashrc
+RUN chmod +777 /home/$USER/.bashrc
 
 RUN chown $USER:$GID /home/$USER/.bash_profile
-RUN chmod 644 /home/$USER/.bash_profile
+RUN chmod +777 /home/$USER/.bash_profile
 RUN echo "--> Go!"
 

docker/entrypoint-rstudio.sh

@@ -6,7 +6,7 @@ gid=$(id -g)
 
 
 echo "uid $uid gid $gid "
-echo "$(id)"
+echo "$(id )"
 
 echo "--> Setup miniconda3"