Add ToDo

ATxService/Email.cs

@@ -250,6 +250,7 @@ namespace ATxService
 
             report += $"\nPrevious system health report notification was sent {elapsedHuman}.\n";
             _status.LastStartupNotification = DateTime.Now;
+            // TODO: recipients for the health report should be configurable, defaulting to admin
             return SendAdminEmail(report, "system health report");
         }
     }