404 - Page Not Found! .. But RELAX, you've got options!
We tried, but could not find /doku.php?id=doku.php.news:are_you_using_citadel_tell_us_about_it&idx=documentation%3Adevelopers%3Amodules%3A004_api_by_purpose
But hey, you don't have to leave empty handed!
Here are some things you can try instead:
Sit quietly with your support animal until the feelings pass.