Added debug inventory menu

scripts/UI/Inventory/FullInventoryMenu.gd

@@ -0,0 +1,46 @@
+class_name FullInventoryMenu extends Panel
+
+@export var itemLine:PackedScene = null;
+@export var itemList:Control = null;
+var inventory:Inventory = null;
+
+func _ready() -> void:
+	hide()
+
+	_updateItemList()
+
+func _exit_tree() -> void:
+	pass
+
+func open(inventory:Inventory = null) -> void:
+	if self.inventory != null:
+		self.inventory.inventoryUpdated.disconnect(_updateItemList)
+
+	if inventory == null:
+		inventory = ITEM.PLAYER_INVENTORY;
+	
+	self.inventory = inventory;
+	self.inventory.inventoryUpdated.connect(_updateItemList)
+	_updateItemList()
+	self.show()
+
+func close() -> void:
+	self.hide()
+
+func isOpen() -> bool:
+	return self.visible
+
+func _updateItemList() -> void:
+	if inventory == null:
+		return
+
+	# Clear item list
+	while itemList.get_child_count() > 0:
+		var child = itemList.get_child(0)
+		itemList.remove_child(child)
+		child.queue_free()
+
+	for stack in inventory.contents:
+		var node = itemLine.instantiate()
+		node.setStack(stack)
+		itemList.add_child(node)