Set process as daemon-like

Process was crashing when run as a Linux service

DearFTP/Program.cs

@@ -23,13 +23,7 @@ namespace DearFTP
 
             var server = new FtpServer();
 
-            Task.Run(() => server.Start());
-
-            while (Console.ReadLine() != "stop") { }
-
-            server.Stop();
-
-            Environment.Exit(0);
+            server.Start();
         }
 
         private static void ProceedArguments(string[] args)