Fix node inventory access check

itemcontroller.lua

@@ -71,7 +71,8 @@ end
 
 
 local accessNode = Chest:fromPeripheral("minecraft:trapped_chest", true)
-local controller = loadState(CACHE_FILE, accessNode)
+---@diagnostic disable-next-line: need-check-nil
+local controller = loadState(CACHE_FILE, accessNode:getInventory())
 local monitor = peripheral.find("monitor")
 
 local width, height = monitor.getSize()

storage/chest.lua

@@ -160,6 +160,10 @@ function Chest:getName()
     return self.name
 end
 
+function Chest:getInventory()
+  return self.chest
+end
+
 function Chest:find(query)
   local result = {}