Developed and delivered the Sandbox Test Assets Provisioning feature for the haggis78/Nexus repository, enabling the addition of ready-to-use test assets to the sandbox environment to streamline testing workflows and demonstrations. The implementation involved three incremental commits, providing clear traceability and supporting disciplined delivery practices. Using Git for version control and working with file management techniques, the developer added an empty text file and two HEIC image files to the repository, reducing setup time for QA and demo scenarios. This work enhanced the readiness of the sandbox environment, supporting more efficient quality assurance and demonstration processes for the project.