static void Main(string[] args)
{
var jsonData = File.ReadAllText("Data.json");
var data = JsonSerializer.Deserialize <List <Item> >(jsonData);
var itemProcessor = new ItemProcessor(data);
itemProcessor.ProcessItems();
foreach (var item in data)
{
System.Console.WriteLine($"{item.Name} {item.SellIn} {item.Quality}");
}
System.Console.ReadKey();
}