Build a full-stack React application with Azure Static Web Apps and managed functions React is the most popular framework for frontend web applications, and Azure Static Web Apps is the best place to host these applications on Azure. With Azure Static Web Apps' built-in managed Azure Functions, you can build and host a full-stack web application using only Azure Static Web Apps for simpler deployment and management across environments.

Note: Azure Static Web Apps publishes a website to a production environment by building apps from an Azure DevOps or GitHub repository.
Reference:
https://techcommunity.microsoft.com/t5/apps-on-azure-blog/build-a-full-stack-react-application- with-azure-static-web-apps/ba-p/4090838
https://learn.microsoft.com/en-us/azure/static-web-apps/get-started-portal