WIP: Save current work before CHORUS rebrand

- Agent roles integration progress
- Various backend and frontend updates
- Storybook cache cleanup

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

backend/app/core/security.py

@@ -273,7 +273,6 @@ def create_token_response(user_id: int, user_data: Dict[str, Any]) -> Dict[str,
         "refresh_token": refresh_token,
         "token_type": "bearer",
         "expires_in": ACCESS_TOKEN_EXPIRE_MINUTES * 60,  # seconds
-        "user": user_data,
     }