Add support for GitLab Pages
This PR adds support for GitLab Pages (example: https://hywse.gitlab.io/vorlesung-webeng1/added_2021/css/)
This has to be done before/after merging:
- Enable Pages in Settings/General
- Enable CI/CD in Settings/General
The site can now be access via https://chr1shaefn3r-dhbw.gitlab.io/vorlesung-webeng1/added_2021/css