Bundle from worker to grain

src/Managing.Domain/Backtests/Backtest.cs

@@ -52,7 +52,7 @@ public class Backtest
     [Required] public List<KeyValuePair<DateTime, decimal>> WalletBalances { get; set; }
     [Required] public User User { get; set; }
     [Required] public double Score { get; set; }
-    public string RequestId { get; set; }
+    public Guid RequestId { get; set; }
     public object? Metadata { get; set; }
     public string ScoreMessage { get; set; } = string.Empty;
 

src/Managing.Domain/Backtests/BundleBacktestRequest.cs

@@ -10,7 +10,7 @@ public class BundleBacktestRequest
 {
     public BundleBacktestRequest()
     {
-        RequestId = Guid.NewGuid().ToString();
+        RequestId = Guid.NewGuid();
         CreatedAt = DateTime.UtcNow;
         Status = BundleBacktestRequestStatus.Pending;
         Results = new List<string>();
@@ -21,7 +21,7 @@ public class BundleBacktestRequest
     /// Constructor that allows setting a specific ID
     /// </summary>
     /// <param name="requestId">The specific ID to use</param>
-    public BundleBacktestRequest(string requestId)
+    public BundleBacktestRequest(Guid requestId)
     {
         RequestId = requestId;
         CreatedAt = DateTime.UtcNow;
@@ -34,7 +34,7 @@ public class BundleBacktestRequest
     /// Unique identifier for the bundle backtest request
     /// </summary>
     [Required]
-    public string RequestId { get; set; }
+    public Guid RequestId { get; set; }
 
     /// <summary>
     /// The user who created this request