During December 2025, Hyunsoo Song focused on backend development for the fluent/fluent-operator repository, addressing configuration consistency for client certificate authentication. Working primarily with Go, Hyunsoo resolved a naming inconsistency by renaming parameters such as client_certAuth to client_cert_auth and ca_certPath to ca_cert_path throughout the codebase. This targeted bug fix improved code readability and reduced the risk of deployment misconfigurations, directly addressing issue #1819. The work involved careful refactoring to align with established naming conventions, enhancing maintainability and reliability for operator deployments. Although no new features were introduced, the update contributed to a more robust and consistent backend system.