fix: custom command execution via systemd-run für prozessunabhängigkeit

Models/SessionRecord.cs

@@ -10,6 +10,7 @@ public class SessionRecord
     public string AgentId { get; set; }
     public string Workspace { get; set; }
     public string Context { get; set; }
+    public string CustomCommands { get; set; }
     public bool IsDeleted { get; set; }
     public string CreatedAt { get; set; }
     public string UpdatedAt { get; set; }