Implement Heaven's Rebellion

src/enemy/Enemy.cs

@@ -158,6 +158,16 @@ public partial class Enemy : CharacterBody3D, IEnemy, IProvide<IEnemyLogic>
     Game.EnemyDefeated(GlobalPosition, _enemyStatResource);
   }
 
+  public void SetCurrentHP(int targetHP)
+  {
+    _currentHP.OnNext(targetHP);
+  }
+
+  public int GetMaximumHP()
+  {
+    return _enemyStatResource.MaximumHP;
+  }
+
   public void StartAttackTimer()
   {
     _attackTimer.Timeout += OnAttackTimeout;