Added a scratch directory and updated to automate the installation of conda environments.

Full Changelog: v0.2.0...v0.3.0

V0.2.0 - Adds users persistence

This version added a new docker volume to store users data.

• Added user-data volume to store users data

This release introduces our TLJH Docker Setup script, providing users with a streamlined process for setting up and starting a Docker environment with The Littlest JupyterHub (tljh).

The key features in this release include:

1. Automated creation of Docker network and volume, ensuring the necessary infrastructure for running our services.
2. Deployment of our Docker environment using Docker Compose, which includes the tljh service.
3. Automated installation and configuration of tljh, with an admin user set up for immediate use.
4. Automated setup of Python environments: an update of the base environment with essential packages, and creation or update of additional environments based on provided YAML files.
5. Installation of Elyra, providing powerful tools for AI-centric workflows.
6. Configuration of the Sysmlv2 kernel model publishing location, ensuring compatibility with Sysmlv2 systems.

For more information, refer to our documentation and usage guide.