App1 Multi-Tenant OAuth2Demo

SSO Login with tunix.nl (Express Demo)
SSO Login with breedeweg.nl (IdP SignIn/Status/SignOut)
SSO Login with k3s-dc-1.breedeweg.nl (Express Demo)
SSO Login with k3s-dc-2.breedeweg.nl (IdP SignIn/Status/SignOut)
SSO Login with wanders.org