Once we or someone else notices that a guide doesn't work anymore, do the following things:
- Document that the guide is broken.
- create an issue stating that the guide is broken. If possible, add details on what exactly is broken.
- @-mention the original author, notifying them of the broken guide
- add a banner / warning box to the guide, saying that it might be broken. link the issue.
- if nobody fixes the guide after 2 months
- delete the guide
- add the deleting commit to the issue
- close the issue
.. error::
This guide seems to be **broken** for the current versions of XYZ, we would be
happy if you want to work on a solution and create a Pull Request.
See also the related issue: https://github.com/Uberspace/lab/issues/000