Covers the named-source registry from #86679: forced unique device names, @profile-device disambiguation, add/edit/remove/test, automatic v1 import, cloud-via-discovery, encrypted token storage, and the staged rollout note.
Covers the named-source registry from #86679: forced unique device names, @profile-device disambiguation, add/edit/remove/test, automatic v1 import, cloud-via-discovery, encrypted token storage, and the staged rollout note.