implment other controllers

Libraries/Core/Controllers/HandBookController.cs

@@ -2,12 +2,12 @@ using SptCommon.Annotations;
 
 namespace Core.Controllers;
 
-// TODO: This seems unused, is it even needed?
 [Injectable]
 public class HandBookController
 {
     public void Load()
     {
-        // throw new NotImplementedException();
+        // leaving as this is how node is RN
+        return;
     }
 }