https://learn.microsoft.com/en-us/dotnet/api/microsoft.aspnetcore.builder.mvcarearoutebuilderextensions.maparearoute?view=aspnetcore-6.0
MvcAreaRouteBuilderExtensions.MapAreaRoute Method (Microsoft.AspNetCore.Builder) | Microsoft Learn
Adds a route to the IRouteBuilder with the given MVC area with the specified name, areaName and template.
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