Switch the archwiki to PHP 7
As mediawiki does not support PHP 8 yet in the current LTS release, we have to stay with PHP 7.
Due to an influx of spam, we have had to temporarily disable account registrations. Please write an email to accountsupport@archlinux.org, with your desired username, if you want to get access. Sorry for the inconvenience.
As mediawiki does not support PHP 8 yet in the current LTS release, we have to stay with PHP 7.