Finalize work on the dump controller switching

Assets/Scripts/Input/IInteractingCharacter.cs

@@ -1,4 +1,5 @@
-using UnityEngine;
+using System.Threading.Tasks;
+using UnityEngine;
 
 namespace Input
 {
@@ -9,6 +10,14 @@ namespace Input
     /// </summary>
     public interface IInteractingCharacter
     {
+        /// <summary>
+        /// Controller-driven interaction movement. Each controller implements its own behavior
+        /// based on the interactable's settings (characterToInteract, CharacterMoveToTarget, etc.)
+        /// </summary>
+        /// <param name="interactable">The interactable to move to</param>
+        /// <returns>True if movement succeeded and character arrived, false if cancelled/failed</returns>
+        Task<bool> MoveToInteractableAsync(Interactions.InteractableBase interactable);
+        
         /// <summary>
         /// Moves character to target position and notifies when arrived/cancelled
         /// </summary>