…and nothing more on the page. Not only on my account, but also on other teams I have access to. Is that expected? Will it be rolled out later for beta participants or is it just broken due to high demand?

It looks like CoreBluetooth is completely broken in macOS 12 – at least for command line apps. I have a pretty simple scanning app and I no longer get any delegate calls for discovered devices. I DO get the "power up" state change delegate call though. Any idea?