Islicy contributed to TeamTwilight/twilightforest by implementing a validation mechanism for StructureStart objects, ensuring operations only proceed when valid data is present. This Java-based change reduced crash frequency during world generation by preventing null or empty StructureStart cases, resulting in more stable gameplay and streamlined debugging. In the rafalp/Misago repository, Islicy optimized Docker image builds by refactoring the Dockerfile to follow best practices, such as replacing ADD with COPY and cleaning up build caches. These improvements, using Docker and Python, enhanced deployment reliability and security while reducing image size, reflecting a focus on robust, maintainable engineering within a short timeframe.