docs: add documentation for privacy

  # GitLab pages variant

  - component: $CI_SERVER_FQDN/to-be-continuous/mkdocs/gitlab-ci-mkdocs-pages@2.8.0

```

## Notable Options of MkDocs

With the **mkdocs-material** theme, you can use the following options:

- [privacy](https://squidfunk.github.io/mkdocs-material/setup/ensuring-data-privacy/#built-in-privacy-plugin) for RGPD compliance