Aggiornamento a .net9 e aggiunto MudBlazor

Template.Web/Components/Pages/Error.razor

@@ -24,13 +24,12 @@
     and restarting the app.
 </p>
 
-@code{
-    [CascadingParameter]
-    private HttpContext? HttpContext { get; set; }
-
+@code {
     private string? RequestId { get; set; }
     private bool ShowRequestId => !string.IsNullOrEmpty(RequestId);
 
-    protected override void OnInitialized() =>
-        RequestId = Activity.Current?.Id ?? HttpContext?.TraceIdentifier;
+    protected override void OnInitialized()
+    {
+        RequestId = Guid.NewGuid().ToString();
+    }
 }