By using .NET 7 for your entire stack, you can leverage the latest language and runtime improvements in .NET, and you can seamlessly share code between your Blazor WebAssembly app, Azure Functions, and other .NET applications.
For your app’s frontend, Static Web Apps can now automatically build and deploy .NET 7.0 Blazor WebAssembly apps. For backend APIs, you can build and deploy .NET 7.0 Azure Functions with your static web apps.
Azure Static Web Apps support for .NET 7.0 follows the .NET 7.0 lifecycle. To learn more, please refer to the .NET support policy.
Learn more about Azure Static Web Apps Blazor Support.