- Session Data Extraction: New `SessionData` type containing organization, project, and plan information
 - JWT Utilities: Enhanced JWT parsing to extract organization_id, project_id, plan_type, and onboarding status
 - Graceful Connection Handling: Server now properly closes HTTP connections to prevent hang issues on subsequent logins
 - Two-Step OAuth Flow**: Proper implementation of `/auth/callback` → `/success` redirect flow matching OpenAI's expectations
 - codex_cli_simplified_flow Support: Full compatibility with OpenAI's Codex CLI authentication flow