Ira Rainey enhanced the MicrosoftDocs/architecture-center repository by delivering targeted documentation updates focused on hosting options and single-page application (SPA) security. She replaced outdated references to Azure Static Web Apps with guidance on Azure Storage static website hosting, clarifying deployment and security considerations. Using Markdown and leveraging her expertise in Azure, Ira detailed SPA authentication and authorization workflows, highlighting the roles of Microsoft Entra ID and API Management. Her work improved the clarity of documentation, reducing the risk of misconfiguration and helping users make informed decisions. The updates demonstrated a thorough understanding of both technical requirements and user needs.