Dwi Siswanto focused on improving the installation process for the projectdiscovery/katana repository by addressing a recurring build issue through targeted documentation updates. He updated the README, written in Markdown, to clarify the necessity of setting CGO_ENABLED=1 during installation, which helped reduce common build failures and streamlined onboarding for new users. His work emphasized documentation discipline, using clear commit messages and issue references to ensure traceability and reproducibility. By concentrating on documentation as a technical skill, Dwi enhanced the reliability of the installation flow, demonstrating attention to detail and a methodical approach to solving user-facing setup problems.