Get settings
Every station setting, its descriptor and its current value
Update settings
Applies a submitted settings form and answers with the settings as they now stand
Check sign-in providers
Asks each identity provider in the sign-in settings for its discovery document, the way a sign-in would, and says which answered
Preview invitation
Renders the invitation email as it would be sent now, in the station's saved wording, with sample values in place of a real link, inviter and date