Keycloak
well-known
http://keycloakhost:keycloakport/realms/demo/.well-known/openid-configuration
http://localhost:28080/realms/main/.well-known/openid-configuration
http://keycloakhost:keycloakport/realms/demo/.well-known/openid-configuration
http://localhost:28080/realms/main/.well-known/openid-configuration