During April 2025, Bartosz Sokorski enhanced the luanfujun/uv repository by implementing poetry-core as an additional build backend option. This work expanded the build system’s flexibility, allowing for alternative project initialization and laying the foundation for future packaging workflows. Bartosz approached the task by introducing a modular extension point within the build system, enabling support for multi-backend strategies. The implementation was carried out using Rust, with a focus on build systems and testing to ensure reliability. While the contribution was limited to a single feature over one month, it addressed a core architectural need and improved the project’s extensibility.