Dawid Walenciak developed and delivered the Qpid Proton 0.40.0 packaging recipe for the conan-io/conan-center-index repository, enabling downstream developers to reliably access and integrate the Proton messaging library. He updated packaging metadata and build configurations using CMake and Python, ensuring compatibility with Conan package management workflows. Dawid incorporated code-review feedback to improve build reliability, such as declaring Proton as a shared library, refining dependency declarations, and updating related test packages. His work addressed packaging consistency and usability, coordinating with a multi-author team to drive quality and timely delivery. The contribution demonstrated depth in C++ development and build automation.