{"issuer":"https://identity.engini.io","authorization_endpoint":"https://identity.engini.io/oauth/authorize","token_endpoint":"https://identity.engini.io/api/oauth/token","code_challenge_methods_supported":["S256"],"response_types_supported":["code"],"grant_types_supported":["authorization_code","refresh_token"],"token_endpoint_auth_methods_supported":["none","client_secret_basic","client_secret_post"],"scopes_supported":["openid","profile","mcp:tools"]}