Worked on enhancing the apache/iceberg-python repository by delivering a targeted feature that increased the flexibility of the REST client’s configuration handling. Focused on the ConfigResponse component, the work introduced support for optional defaults and overrides, allowing for more resilient and configurable REST interactions. This was achieved by relaxing constraints on the /v1/config response, reducing the likelihood of edge-case failures and supporting multi-environment deployments. The implementation was concise, minimizing changes to the codebase while enabling future enhancements. The project utilized Python for development, with an emphasis on REST API development and data modeling to address evolving configuration requirements.