added interop method for setting scroll position, persisted RemoteIPAddress in PageState so it is available on Blazor Server, added support for forwarded headers from load balancers and proxy servers, replaced DateTime.Now references DateTimeUtcNow for consistency, fixed issue where upgrade logic was being executed for prior version

Oqtane.Shared/Shared/SiteState.cs

@@ -7,6 +7,6 @@ namespace Oqtane.Shared
     {
         public Alias Alias { get; set; }
         public string AntiForgeryToken { get; set; } // for use in client services
-
+        public string RemoteIPAddress { get; set; } // captured in _host as cannot be reliably retrieved on Blazor Server
     }
 }