feat (JupyterHub): Changed base image to a simpler one.

.github/workflows/jupyterhub-base-gpu.yml

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+on:
+  push:
+    paths:
+      - jupyterhub/base-gpu/**/*
+      - .github/workflows/jupyterhub-base-gpu.yml
+      - .github/workflows/builder.yml
+    branches:
+      - "master"
+      - "main"
+      - "latest"
+  release:
+    types:
+      - created
+jobs:
+  build-jupyterhub-base-gpu:
+    uses: ./.github/workflows/builder.yml
+    with:
+      context: jupyterhub/base-gpu
+      dockerfile: jupyterhub/base-gpu/Dockerfile
+      name: ertis-research/jupyterhub-base-gpu
+      platforms: linux/amd64
+

jupyterhub/base-gpu/Dockerfile

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+FROM nvidia/cuda:12.2.2-cudnn8-runtime-ubuntu22.04
+
+ARG DEBIAN_FRONTEND=noninteractive
+
+USER root
+
+# Install some basic utilities and python3.10
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    curl \
+    ca-certificates \
+    sudo \
+    git \
+    bzip2 \
+    tzdata \
+    less \
+    xclip \
+    libx11-6 \
+    nano \
+    bat \    
+    locales \
+    sudo \
+    openssh-client \
+    iputils-ping \
+    gpg \
+    tini \
+    wget \
+    && \    
+    apt-get clean && rm -rf /var/lib/apt/lists/* && \
+    echo "en_US.UTF-8 UTF-8" > /etc/locale.gen && \
+    locale-gen
+
+# Install EZA
+RUN mkdir -p /etc/apt/keyrings && \
+    wget -qO- https://raw.githubusercontent.com/eza-community/eza/main/deb.asc | sudo gpg --dearmor -o /etc/apt/keyrings/gierens.gpg && \
+    echo "deb [signed-by=/etc/apt/keyrings/gierens.gpg] http://deb.gierens.de stable main" | sudo tee /etc/apt/sources.list.d/gierens.list && \
+    chmod 644 /etc/apt/keyrings/gierens.gpg /etc/apt/sources.list.d/gierens.list && \
+    apt update -y && \
+    apt install -y eza \
+    && \
+    apt-get clean && rm -rf /var/lib/apt/lists/*
+
+# alias ls with eza
+RUN echo "alias ls='eza'" >> ~/.bashrc
+RUN echo "alias cat='batcat'" >> ~/.bashrc
+
+
+# Install Python 3.10
+RUN apt-get update --yes && \
+    apt-get install --yes --no-install-recommends \    
+    python3.10 \
+    python3-pip \
+    python3.10-dev \
+    python3.10-distutils \
+    && \
+    apt-get clean && rm -rf /var/lib/apt/lists/*
+
+COPY jupyter_requirements.txt /tmp/jupyter_requirements.txt
+
+RUN pip install --no-cache-dir -r /tmp/jupyter_requirements.txt
+
+# Initialization of user copied from:
+# https://github.com/jupyter/docker-stacks/blob/main/docker-stacks-foundation/Dockerfile
+
+ARG NB_USER="ertis"
+ARG NB_UID="1000"
+ARG NB_GID="100"
+
+# Fix: https://github.com/hadolint/hadolint/wiki/DL4006
+# Fix: https://github.com/koalaman/shellcheck/wiki/SC3014
+SHELL ["/bin/bash", "-o", "pipefail", "-c"]
+
+USER root
+
+COPY fix-permissions /usr/local/bin/fix-permissions
+RUN chmod a+rx /usr/local/bin/fix-permissions
+
+ENV HOME="/home/${NB_USER}"
+
+# Enable prompt color in the skeleton .bashrc before creating the default NB_USER
+# hadolint ignore=SC2016
+RUN sed -i 's/^#force_color_prompt=yes/force_color_prompt=yes/' /etc/skel/.bashrc
+
+# Create NB_USER with name jovyan user with UID=1000 and in the 'users' group
+# and make sure these dirs are writable by the `users` group.
+RUN echo "auth requisite pam_deny.so" >> /etc/pam.d/su && \
+    useradd -l -m -s /bin/bash -N -u "${NB_UID}" "${NB_USER}" && \
+    chmod g+w /etc/passwd && \
+    fix-permissions "${HOME}"
+
+USER ${NB_UID}
+
+WORKDIR "${HOME}"

jupyterhub/base-gpu/README.md

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+# Base GPU Jupyter notebook image for Jupyter hub
+
+Based on the [Jupyter Docker Stacks](https://jupyter-docker-stacks.readthedocs.io/en/latest/index.html) project and [Zonca's JupyterHub JetStream Deploy](https://github.com/zonca/jupyterhub-deploy-kubernetes-jetstream/blob/master/gpu/nvidia-tensorflow-jupyterhub/fix-permissions)
+
+Please visit the project documentation site for help to use and contribute to this image and others.
+
+- [Jupyter Docker Stacks on ReadTheDocs](https://jupyter-docker-stacks.readthedocs.io/en/latest/index.html)
+- [Selecting an Image :: Core Stacks :: jupyter/docker-stacks-foundation](https://jupyter-docker-stacks.readthedocs.io/en/latest/using/selecting.html#jupyter-docker-stacks-foundation)

jupyterhub/base-gpu/fix-permissions

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+#!/bin/bash
+# set permissions on a directory
+# after any installation, if a directory needs to be (human) user-writable,
+# run this script on it.
+# It will make everything in the directory owned by the group ${NB_GID}
+# and writable by that group.
+# Deployments that want to set a specific user id can preserve permissions
+# by adding the `--group-add users` line to `docker run`.
+
+# uses find to avoid touching files that already have the right permissions,
+# which would cause massive image explosion
+
+# right permissions are:
+# group=${NB_GID}
+# AND permissions include group rwX (directory-execute)
+# AND directories have setuid,setgid bits set
+
+set -e
+
+for d in "$@"; do
+    find "${d}" \
+        ! \( \
+            -group "${NB_GID}" \
+            -a -perm -g+rwX \
+        \) \
+        -exec chgrp "${NB_GID}" -- {} \+ \
+        -exec chmod g+rwX -- {} \+
+    # setuid, setgid *on directories only*
+    find "${d}" \
+        \( \
+            -type d \
+            -a ! -perm -6000 \
+        \) \
+        -exec chmod +6000 -- {} \+
+done

jupyterhub/base-gpu/jupyter_requirements.txt

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+jupyterhub==4.0.2
+jupyterlab==4.0.8
+notebook==7.0.6
+jupyter_server==2.10.1