Control
`GET /v1/control/login-options`: which sign-in methods this deployment offers. Unauthenticated by necessity — it is read before anyone is signed in — and it reveals only which buttons to draw.
GET
`GET /v1/control/login-options`: which sign-in methods this deployment
offers. Unauthenticated by necessity — it is read before anyone is signed
in — and it reveals only which buttons to draw.

