Eric Taylor delivered the Core Web URL Trust Expansion feature for the ava-labs/core-mobile repository, focusing on broadening the set of trusted domains for core web interactions. By updating the domain trust configuration, Eric enabled staging, development, and worker deployment environments to participate in secure end-to-end testing and CI/CD pipelines. This work, implemented using TypeScript and leveraging front end and mobile development skills, reduced friction across deployment environments and improved security posture. The feature allowed for more reliable and flexible testing workflows, addressing the need for environment-specific trust without introducing bugs, and demonstrated a focused, well-scoped engineering contribution.