Implemented adding nginx conf file

Seenginx.Models/NewFileForm.cs

@@ -7,5 +7,7 @@ namespace Seenginx.Models
 	public class NewFileForm
 	{
 		public string Name { get; set; }
+		public string SelectedTemplate { get; set; } = "0";
+		public List<Template> Templates { get; set; } = new List<Template>();
 	}
 }