Add backup management

src/Managing.Application/Bots/SimpleBot.cs

@@ -1,13 +1,14 @@
 using Managing.Domain.Bots;
 using Managing.Domain.Workflows;
 using Microsoft.Extensions.Logging;
+using Newtonsoft.Json;
 
 namespace Managing.Application.Bots
 {
     public class SimpleBot : Bot
     {
         public readonly ILogger<TradingBot> Logger;
-        private readonly Workflow _workflow;
+        private Workflow _workflow;
 
         public SimpleBot(string name, ILogger<TradingBot> logger, Workflow workflow) : base(name)
         {
@@ -35,5 +36,15 @@ namespace Managing.Application.Bots
                     Logger.LogInformation("__________________________________________________");
                 });
         }
+
+        public override string GetBackup()
+        {
+            return JsonConvert.SerializeObject(_workflow);
+        }
+
+        public override void LoadBackup(BotBackup backup)
+        {
+            _workflow = JsonConvert.DeserializeObject<Workflow>(backup.Data);
+        }
     }
 }