Worked on reliability improvements for the Postgres tool configuration within the giselles-ai/giselle repository, focusing on backend development using TypeScript. Addressed a bug related to secretId validation by refining the configuration logic to ensure correct usage and prevent misconfiguration. Simplified the assignment of the tools array, removing unnecessary type casting to reduce code complexity and operational risk. These changes enhanced the robustness of Postgres integration by decreasing the likelihood of runtime errors and issues with secret handling. The work demonstrated a methodical approach to code quality, emphasizing maintainability and correctness in backend systems through targeted, commit-driven improvements.