chore: add main contributing file linking to the pages one

4 jobs for 1-write-docs in 2 minutes and 18 seconds (queued for 1 second)
Name Stage Failure
failed
mkdocs:compile Compile
Requirement already satisfied, skipping upgrade: joblib in ./venv/lib/python3.8/site-packages (from nltk>=3.2.5; python_version > "2.7" and extra == "languages"->lunr[languages]==0.5.8->mkdocs~=1.0->-r requirements.txt (line 2)) (0.17.0)
$ mkdocs build --strict
INFO - Cleaning site directory
INFO - Building documentation to directory: /builds/gitlab/9Lukas5/unified-ticketing/site
WARNING - A relative path to 'dummy.md' is included in the 'nav' configuration, which is not found in the documentation files

Exited with 1 warnings in strict mode.
Cleaning up file based variables
ERROR: Job failed: exit code 1