This host runs the PHP gateway (Google OAuth + gateway JWT). There is no public web UI here.
Useful endpoints:
/health — liveness JSON/.well-known/jwks.json — signing keys (JWKS)/v1/start — OAuth step-up (query params:
return_url, state, wp_user_id)/v1/callback/google — Google redirect URI (not opened directly)With header Accept: application/json, GET / returns a JSON overview
(same links).