print server with new concept

Inspectron.Epson/Queue/PrintJob.cs

@@ -1,13 +1,15 @@
-public class PrintJob
+using static Inspectron.Epson.PrintServer.JobSources.SignalRPrintJobSource;
+
+public class PrintJob
 {
-    public string AreaId { get; set; }
-    public string Document { get; set; }
+    // todo: change to ip address
+    public string IP { get; set; }
+    public PrintJobFromSignalR Document { get; set; }
     public DateTime QueuedAt { get; set; }
     public int RetryCount { get; set; }
 
     public PrintJob()
     {
-        AreaId = Guid.NewGuid().ToString();
         QueuedAt = DateTime.UtcNow;
         RetryCount = 0;
     }