In December 2024, Toldoven developed an external library descriptor integration for the Kotlin/kotlin-jupyter-libraries repository, focusing on enabling seamless connectivity with the aoc-kotlin-notebook project hosted on GitHub. By introducing a dedicated descriptor, Toldoven established a pattern for integrating external libraries, which enhances modularity and reduces coupling within the Kotlin Jupyter ecosystem. The work was implemented using Kotlin and centered on library integration techniques, laying the groundwork for future extensibility and collaboration across notebook projects. Although the contribution was limited to a single feature over one month, it addressed architectural concerns and improved the maintainability of external library integrations.