Currently doesn't work with any other version control systems, so we'd have to move away from GitLab.
Github account linked to one Cloudflare Pages account.
Yeah, it works. You get an ugly url, but it's easy to set up with a custom domain if you're already using Cloudflare, or using a CNAME record elsewhere.
There's no Pancakes! button, nowhere to 'git pull'... If this shows up, I means that it just works after you push changes to git.