During April 2025, Piotr Koltun worked on the openwrt/luci repository, focusing on front-end development for the BanIP feature. He addressed a critical bug in overview.js by implementing safe handling for missing or undefined feed data, specifically resolving a Trim() error that previously caused the BanIP Overview tab to fail to open or display correctly. Using JavaScript, Piotr enhanced the robustness of the user interface by ensuring that feed keys, chains, and descriptions are trimmed only when valid, which reduced runtime errors and improved the reliability of BanIP data presentation. This work contributed to a smoother user experience.