Decouple interactions from hands, cleanup old events, add new fears (#28393)

* ok basic shit

* second part

* pretend it isn't real it can't hurt you.

* 👁️ 👁️

* shadowcommander review

Content.Server/Atmos/Piping/Binary/EntitySystems/GasVolumePumpSystem.cs

@@ -133,6 +133,9 @@ namespace Content.Server.Atmos.Piping.Binary.EntitySystems
 
         private void OnPumpActivate(EntityUid uid, GasVolumePumpComponent pump, ActivateInWorldEvent args)
         {
+            if (args.Handled || !args.Complex)
+                return;
+
             if (!EntityManager.TryGetComponent(args.User, out ActorComponent? actor))
                 return;