During January 2026, Kim worked on the moeru-ai/airi repository, focusing on enhancing the OpenAI-compatible Builder using TypeScript and full stack development skills. Kim implemented a structured merging approach that preserves default capabilities when integrating user-defined extensions, addressing the risk of losing built-in functionality during configuration. This solution improved provider configuration robustness and ensured seamless integration of custom features. Additionally, Kim updated the Stage UI to accurately reflect the preserved capabilities, reducing misconfiguration risks in production environments. The work demonstrated a thoughtful approach to maintaining system reliability and extensibility, though it was limited in scope to a single feature during the period.