Add Helm documentation. Refactor doc for both go and helm ops. Include mkdocs staff
Solves https://gitlab.cern.ch/webservices/webframeworks-planning/-/issues/488
This MR will include:
- Documentation for the Helm Operator
- Refactor of the documentation to split between different operators documentation.
- Add mkdocs stuff to be deployed as static site.
Edited by Ismael Posada Trobo