During June 2026, contributed to the space-sunrise/sunrise-station repository by delivering three core gameplay features focused on combat, tool interactions, and inventory management. Developed a YAML-configured healing item that reduces bleeding and restores health, integrating audio cues for player feedback. Enhanced cutting tool mechanics by refining speed attributes and adding wire-cutting functionality with corresponding sound effects, improving the realism of in-game actions. Introduced a material bag designed for the suitStorage slot, streamlining inventory management for players. All features were implemented using YAML configuration and game development principles, with attention to seamless integration and system stability throughout the development cycle.