enhance UserRole service with filtering and moved workload to server for better performance, improve error message details during installation

Oqtane.Server/Startup.cs

@@ -164,7 +164,7 @@ namespace Oqtane
             // execute any IServerStartup logic
             app.ConfigureOqtaneAssemblies(env);
 
-            // Allow oqtane localization middleware
+            // allow oqtane localization middleware
             app.UseOqtaneLocalization();
 
             app.UseHttpsRedirection();