During May 2025, Gao Zhihui focused on enhancing the reliability of geo-tag configuration in the k8gb-io/k8gb repository. He addressed a schema validation issue by refining the values.schema.json file to correctly validate dynamic GeoTags, using his expertise in configuration management and schema validation. This targeted bug fix prevented invalid geo-tag configurations from reaching production, thereby reducing deployment risks and minimizing support incidents. Working primarily with JSON, Gao Zhihui ensured that the configuration flow became more robust and traceable. The work demonstrated careful attention to validation logic and contributed to a more stable deployment process, despite no new features being released.