Chieh Wang enhanced the installer reliability for the tinyhumansai/openhuman repository by addressing download failures in diverse network environments. He implemented a fallback mechanism in the Bash-based installer script, allowing it to retry downloads over HTTP/1.1 when HTTP/2 connections failed, thereby reducing installation errors. Chieh reinforced this solution with comprehensive unit tests that validated retry logic and edge cases, ensuring robust automation and CI/CD workflows. He also updated the release documentation to reflect these changes, improving release readiness and engineering transparency. This work demonstrated depth in scripting, automation, and release engineering, focusing on practical reliability improvements rather than surface-level fixes.