Refactor pagination sorting parameters across multiple controllers and services to use the new SortDirection enum; update related API models and TypeScript definitions for consistency. Fix minor documentation and naming inconsistencies in the Bot and Data controllers.

src/Managing.Domain/Backtests/ScenarioRequest.cs

@@ -22,5 +22,5 @@ public class ScenarioRequest
     /// <summary>
     /// The loopback period for the scenario
     /// </summary>
-    public int? LoopbackPeriod { get; set; }
-} 
+    public int LookbackPeriod { get; set; }
+}