Add genetic backtest to worker

src/Managing.Domain/Backtests/BacktestJob.cs

@@ -5,16 +5,16 @@ using static Managing.Common.Enums;
 namespace Managing.Domain.Backtests;
 
 /// <summary>
-/// Represents a single backtest job in the queue system.
-/// Can be a standalone backtest or part of a bundle backtest request.
+/// Represents a single job in the queue system.
+/// Can be a standalone backtest, genetic algorithm, or part of a bundle backtest request.
 /// </summary>
-public class BacktestJob
+public class Job
 {
-    public BacktestJob()
+    public Job()
     {
         Id = Guid.NewGuid();
         CreatedAt = DateTime.UtcNow;
-        Status = BacktestJobStatus.Pending;
+        Status = JobStatus.Pending;
         ProgressPercentage = 0;
     }
 
@@ -39,7 +39,7 @@ public class BacktestJob
     /// Current status of the job
     /// </summary>
     [Required]
-    public BacktestJobStatus Status { get; set; }
+    public JobStatus Status { get; set; }
 
     /// <summary>
     /// Priority of the job (higher = more important)
@@ -122,12 +122,37 @@ public class BacktestJob
     /// Optional genetic request ID if this is a genetic backtest job
     /// </summary>
     public string? GeneticRequestId { get; set; }
+
+    /// <summary>
+    /// Number of times this job has been retried
+    /// </summary>
+    public int RetryCount { get; set; } = 0;
+
+    /// <summary>
+    /// Maximum number of retry attempts allowed
+    /// </summary>
+    public int MaxRetries { get; set; } = 3;
+
+    /// <summary>
+    /// When the job should be retried next (for exponential backoff)
+    /// </summary>
+    public DateTime? RetryAfter { get; set; }
+
+    /// <summary>
+    /// Whether the failure is retryable (transient vs permanent)
+    /// </summary>
+    public bool IsRetryable { get; set; } = true;
+
+    /// <summary>
+    /// Failure category for better error handling
+    /// </summary>
+    public FailureCategory? FailureCategory { get; set; }
 }
 
 /// <summary>
-/// Status of a backtest job
+/// Status of a job
 /// </summary>
-public enum BacktestJobStatus
+public enum JobStatus
 {
     /// <summary>
     /// Job is pending and waiting to be claimed by a worker
@@ -155,3 +180,34 @@ public enum BacktestJobStatus
     Cancelled
 }
 
+/// <summary>
+/// Category of failure for better error handling and retry logic
+/// </summary>
+public enum FailureCategory
+{
+    /// <summary>
+    /// Transient failures: network issues, timeouts, temporary service unavailability
+    /// </summary>
+    Transient,
+
+    /// <summary>
+    /// Data errors: missing candles, invalid data format
+    /// </summary>
+    DataError,
+
+    /// <summary>
+    /// System errors: out of memory, database errors, infrastructure issues
+    /// </summary>
+    SystemError,
+
+    /// <summary>
+    /// User errors: invalid input, configuration errors
+    /// </summary>
+    UserError,
+
+    /// <summary>
+    /// Unknown or unclassified errors
+    /// </summary>
+    Unknown
+}
+