Peter Sabaini extended virtualization capabilities in the canonical/snapd repository by implementing support for Xen Virtual Block Devices (VBD). He enhanced the backend system programming in Go to accommodate Xen-specific device paths and partitions, enabling more scalable and flexible virtualization workflows for Xen hypervisors. His targeted patch expanded the block device interface beyond the standard xvda-xvdp range, addressing the needs of diverse Xen-based deployments. The work was delivered with a clear, maintainable commit history and descriptive patch notes, ensuring traceability and ease of review. This contribution improved the platform’s readiness for broader VBD adoption in cloud infrastructure environments.