adding roles

ApiEfCoreLibrary/Endpoints/User/CreateUserEndpoint.cs

@@ -9,6 +9,7 @@ public class CreateUserEndpoint(LibraryDbContext database) : Endpoint<CreateUser
     public override void Configure()
     {
         Post("/api/users");
+        Roles("admin");
     }
 
     public override async Task HandleAsync(CreateUserDto req, CancellationToken ct)