First rocky linux version

lmod/Dockerfile

-# Ubuntu 20.04 (focal)
-# https://hub.docker.com/_/ubuntu/?tab=tags&name=focal
-# OS/ARCH: linux/amd64
-ARG ROOT_CONTAINER=ubuntu:focal-20220801
-#ARG ROOT_CONTAINER=ubuntu:jammy-20220801
-
+ARG ROOT_CONTAINER=rockylinux:8.8.20230518
 ARG BASE_CONTAINER=$ROOT_CONTAINER
 FROM $BASE_CONTAINER
 
@@ -15,12 +10,11 @@ ARG NB_GID="100"
 # Install global packages.
 USER root
 
-ENV DEBIAN_FRONTEND noninteractive
-COPY files/apt_packages.txt /tmp/apt_packages.txt
-RUN apt-get update && \
-    cat /tmp/apt_packages.txt | xargs apt install -yq && \
-    apt-get clean && rm -rf /var/lib/apt/lists/*
-
+RUN dnf -y update && \
+    # Needed for davfs2
+    dnf -y install epel-release && \
+    dnf -y install bzip2 davfs2 findutils gcc make procps rsync sudo tcl-devel wget && \
+    dnf clean all
 # Copy a script that we will use to correct permissions after running certain commands
 COPY files/fix-permissions /usr/local/bin/fix-permissions
 RUN chmod a+rx /usr/local/bin/fix-permissions
@@ -40,17 +34,14 @@ RUN echo "auth requisite pam_deny.so" >> /etc/pam.d/su && \
 # Download lua and lmod 
 RUN mkdir -p /opt/apps/install
 RUN wget -O /opt/apps/install/lua-5.1.4.9.tar.bz2 https://sourceforge.net/projects/lmod/files/lua-5.1.4.9.tar.bz2/download
-RUN wget -O /opt/apps/install/lmod-8.4.tar.bz2 https://sourceforge.net/projects/lmod/files/Lmod-8.4.tar.bz2/download
+RUN wget -O /opt/apps/install/lmod-8.7.tar.bz2 https://sourceforge.net/projects/lmod/files/Lmod-8.7.tar.bz2/download
 
 # Install lua
 COPY --chown=root:root ./install_files/lua /opt/apps/install/lua
 RUN /bin/bash /opt/apps/install/lua/install_lua_5.1.4.9.sh
 # Install lmod
 COPY --chown=root:root ./install_files/lmod /opt/apps/install/lmod
-RUN /bin/bash /opt/apps/install/lmod/install_lmod_8.4.sh
-
-RUN curl -sL https://deb.nodesource.com/setup_14.x | bash - && apt install -y gcc g++ nodejs
-RUN wget -O /tmp/libssl1.0.0.deb http://security.ubuntu.com/ubuntu/pool/main/o/openssl1.0/libssl1.0.0_1.0.2n-1ubuntu5.13_amd64.deb && apt install /tmp/libssl1.0.0.deb
+RUN /bin/bash /opt/apps/install/lmod/install_lmod_8.7.sh
 
 WORKDIR /home/$NB_USER
 COPY files/bash.bashrc /etc/bash.bashrc
@@ -58,3 +49,4 @@ COPY files/mnt.sh /tmp/mnt.sh
 RUN /bin/bash /tmp/mnt.sh && rm /tmp/mnt.sh
 
 USER jovyan
+ENTRYPOINT ["/bin/bash", "/tmp/custom/load_jupyter_version.sh", "&&", "/bin/bash", "/tmp/custom/load_jupyter_modules.sh"]
\ No newline at end of file

lmod/files/apt_packages.txt

-build-essential
-ca-certificates
-curl
-curlftpfs
-davfs2
-fio
-fonts-liberation
-fuse
-git
-htop
-iperf
-less
-libncurses5-dev
-libncursesw5-dev
-locales
-make
-netcat
-python3.8
-python3.8-dev
-python3.8-distutils
-python3.8-venv
-rsync
-run-one
-sudo
-tcl-dev
-vim
-wget

lmod/install_files/lmod/install_lmod_8.4.sh → lmod/install_files/lmod/install_lmod_8.7.sh

 #!/bin/bash
 cd /opt/apps/install
-tar xf lmod-8.4.tar.bz2
-cd /opt/apps/install/Lmod-8.4
+tar xf lmod-8.7.tar.bz2
+cd /opt/apps/install/Lmod-8.7
 ./configure --prefix /opt/apps
 make install
 ln -s /opt/apps/lmod/lmod/init/profile /etc/profile.d/z00_lmod.sh