Add new resources and presenters for item pickups and effects

Code/Resources/PickupComponentResource.cs

@@ -8,4 +8,5 @@ public partial class PickupComponentResource : Resource
     [Export] public string ItemId { get; set; }
     [Export] public int Quantity { get; set; } = 1;
     [Export] public bool IsInstantUse { get; set; } = false;
+    [Export] public Godot.Collections.Array<EffectResource> OnAcquireEffects { get; set; } = [];
 }