Update image to use venv * create a venv with UV that also grabs system packages (or go through the list manually and select them)

[bio-boris]

• Create a custom start.sh that is a copy of the current start.sh in the container that activates that environment and also modifies the kernel to use that environment if necessary

• update the docker entry point

• create a GHA to start up the container and notebook to ensure dependencies are properly installed.