show physical managed network state in case it is available, show error message if it fails to load
QA
Run the LXD-UI:
On the demo server via the link posted by @webteam-app below. This is only available for PRs created by collaborators of the repo. Ask @mas-who or @edlerd for access.
With a local copy of this branch, run as described here.
Done
QA
Note
This is pending https://github.com/canonical/lxd/issues/13553 to improve the error message