During September 2025, Dedy Pujianto enhanced the thomaspoignant/go-feature-flag repository by refactoring the command-line interface to improve user experience and maintainability. He introduced the pterm library to standardize and modernize output formatting across multiple commands, including evaluate, generate, manifest, and lint. Dedy also developed a unified fatal error helper, streamlining error handling and reducing ambiguity in failure scenarios. His work focused on Go-based CLI development, emphasizing reliability and ease of onboarding for new contributors. The changes increased consistency across tools, reduced troubleshooting time, and demonstrated thoughtful application of refactoring and testing practices without introducing major breaking changes.