feat: IActive interface added for hierarchy active state

Engine.Core/Abstract/IBehaviour.cs

@@ -3,7 +3,7 @@ namespace Syntriax.Engine.Core.Abstract;
 /// <summary>
 /// Represents a behaviour that any object in the game might use to interact with itself or other objects. 
 /// </summary>
-public interface IBehaviour : IEntity, IHasBehaviourController, IHasStateEnable
+public interface IBehaviour : IEntity, IActive, IHasBehaviourController, IHasStateEnable
 {
     /// <summary>
     /// Event triggered when the priority of the <see cref="IBehaviour"/> changes.
@@ -15,10 +15,5 @@ public interface IBehaviour : IEntity, IHasBehaviourController, IHasStateEnable
     /// </summary>
     int Priority { get; set; }
 
-    /// <summary>
-    /// The value indicating whether the <see cref="IBehaviour"/> is active.
-    /// </summary>
-    bool IsActive { get; }
-
     delegate void PriorityChangedEventHandler(IBehaviour sender, int previousPriority);
 }