Worked on the danny-avila/LibreChat repository to deliver a feature that enables type-safe user context forwarding for non-OAuth tool discovery scenarios. This involved extracting the UserConnectionContext from OAuthConnectionOptions and removing unsafe type casts to ensure that user data, custom variables, request bodies, and connection timeouts are correctly passed during unauthenticated tool discovery. The implementation included both unit and integration tests, validating argument forwarding at multiple layers and ensuring accurate placeholder resolution in server configurations. The work was carried out using TypeScript and full stack development practices, with a strong emphasis on robust testing to ensure reliability and maintainability.