Microsoft recommends replacing relic from old .NET Framework with Blazor, but you can still do ASP.NET Web Forms apps in Visual Studio 2022 if you want to, with a couple tweaks.

Speaking of templates, there are new ones for Visual Studio 2022: Blazor Server App Empty: An empty project template for creating a Blazor server app that runs server-side inside an ASP.NET Core app ...

Take advantage of Application Insights to monitor performance and detect and diagnose performance issues in your web application.