Developed and delivered a user profile data configuration feature within the is-a-dev/register repository, focusing on the creation and management of the hannah.json file. This work involved configuring initial profile data, owner information, DNS CNAME records, and email details using JSON, with a strong emphasis on configuration management and data management best practices. All changes were implemented through a configuration-as-code approach, ensuring reproducibility, auditability, and the ability to roll back updates as needed. The technical process was documented across multiple commits, providing clear traceability and supporting domain management requirements for streamlined user onboarding and profile maintenance.