Enemy follow system

src/enemy/Enemy.cs

@@ -13,6 +13,8 @@ public interface IEnemy : ICharacterBody3D
   public int CurrentHP { get; set; }
 
   public Resource EnemyStats { get; set; }
+
+  public NavigationAgent3D NavAgent { get; set; }
 }
 
 [Meta(typeof(IAutoNode))]
@@ -37,6 +39,8 @@ public partial class Enemy : CharacterBody3D, IEnemy, IProvide<IEnemyLogic>
 
   public int CurrentHP { get; set; }
 
+  [Node] public NavigationAgent3D NavAgent { get; set; } = default!;
+
   public void Setup()
   {
     EnemyLogic = new EnemyLogic();