[TASK] Finalize and publish the documentation for the beta release

[AlexHx8472]

Introduction Finalize and publish the documentation for the beta release, i.e. create and publish a quickstart guide.

Acceptance Criteria

• [ ] How to setup the docker container
• [ ] Setup sample issuing cas, domains and devices
• [ ] How-To start issuing certificates using the trustpoint-client
• [ ] Publish the docs on https://about.readthedocs.com/
• [ ] Rework the README.md
• [ ] Add links to the docs in both the repository README.md and PyPi