Clean up events, add weapon tag for weaker on swing

Zennysoft.Game.Ma/src/player/PlayerEffectService.cs

@@ -1,4 +1,5 @@
 using Godot;
+using Zennysoft.Game.Ma;
 using Zennysoft.Ma.Adapter;
 using Zennysoft.Ma.Adapter.Entity;
 
@@ -23,4 +24,12 @@ internal class PlayerEffectService
     if (rand <= _player.TotalLuck)
       enemy.Die();
   }
+
+  public void Degrade()
+  {
+    var weapon = _player.EquipmentComponent.EquippedWeapon.Value as Weapon;
+    var newAttack = Mathf.Max(weapon.BonusAttack - 1, 0);
+    weapon.SetWeaponAttack(newAttack);
+    _player.EquipmentComponent.UpdateEquipment(weapon);
+  }
 }