feat: first commit of jupyterinstnace

- builds container with python3.12 and minimal required pip packages

Dockerfile

@@ -5,14 +5,29 @@ FROM git.query.consul/unkin/almalinux8:latest
 RUN dnf clean all && \
     dnf makecache
 
-# Install nodejs:20 for actions
-RUN dnf module enable -y nodejs:20 && \
-    dnf install -y nodejs
-
 # Install packages
-RUN dnf groupinstall -y 'Development Tools' && \
-    dnf install -y make cmake gcc gcc-c++ rpm rpmdevtools wget
+RUN dnf install -y python3.12 python3.12-pip
 
 # Cleanup
 RUN dnf clean all && \
     rm -rf /var/cache/dnf
+
+# create venv for jupyter
+RUN python3.12 -m venv /opt/jupyter
+
+# upgrade pip
+RUN /opt/jupyter/bin/python -m pip install --upgrade pip
+
+# install requirements for jupyterhub-singleinstance
+RUN /opt/jupyter/bin/pip install \
+  'jupyterhub==5.2.1' \
+  'notebook==7.2.2'
+
+# create a user, since we don't want to run as root
+RUN useradd -m jupyter
+ENV HOME=/home/jupyter
+WORKDIR $HOME
+USER jupyter
+
+# set the default command
+CMD ["/opt/jupyter/bin/jupyterhub-singleuser"]