子任务：xxxx@xxxx.net - 失败 - failed: SSO obtained but sso_to_auth_json conversion failed (device verify/approve/token poll; often xAI device-flow rate_limited/slow_down under concurrent registration). adapter_build=2026-07-20-socks5-auth-bridge; sso_prefix=‘eyJ0eXAiOiJKV1QiLCJhbGci’