ai: include link to docs in post-install user data
We write out the autoinstall data to make the install repeatable
but this should also include a reference to the autoinstall
documentation to increase usability.
In Python < 3.11, when passing a coroutine to asyncio.wait, it would
automatically be scheduled as a task. This isn't the case anymore with
Python 3.11. Now passing coroutines to asyncio.wait fails with:
TypeError: Passing coroutines is forbidden, use tasks explicitly.
Let's ensure we schedule the coroutines as tasks before passing them on
to asyncio.wait.
