FactoryMaster/js/items.json

{
  "items": [{
    "id": 0,
    "name": "money",
    "value": 1
  },{
    "id": 1,
    "name": "log",
    "value": 1
  },{
    "id": 2,
    "name": "planks",
    "value": 6
  }]
}