OptionalauthOptionalclientFallback URL for the client app (used when no redirectTo is present). Optional.
OptionalendOverride Google's end-session endpoint. When omitted, the provider redirects directly to postLogoutRedirectUri (or accounts.google.com/Logout as fallback).
OptionaljwksOverride Google's JWKS URI. Default: https://www.googleapis.com/oauth2/v3/certs.
Test injection only — production deployments rely on the default.
OptionalsessionCookie / session domain used to validate redirect URLs (e.g. ".example.com"). Optional.
URL of the auth-callback page (used to build the post-login redirect). Optional.