Right now, if you switch to alpha mode and click the edit button on a page like...
https://en.m.wikipedia.org/wiki/User_talk:Kaldari
...you get an error since VisualEditor is disabled for that namespace on en.wiki.
To fix this, we need to surface the config settings in wmgVisualEditorNamespaces on the client-side and use it in the editor loading process in editor.js.
Version: unspecified
Severity: normal