feat(simulation): add quant simulation microservice with virtual backtest broker and replay engine

FinlyticSimulation/Database/Entities/SimulationRunEntity.cs

@@ -0,0 +1,63 @@
+using System;
+using System.ComponentModel.DataAnnotations;
+using System.ComponentModel.DataAnnotations.Schema;
+using FinlyticCore.Dtos.Simulation;
+
+namespace FinlyticSimulation.Database.Entities;
+
+[Table("simulation_runs")]
+public class SimulationRunEntity
+{
+    [Key]
+    public Guid Id { get; set; } = Guid.NewGuid();
+
+    [Required]
+    [MaxLength(20)]
+    public string Isin { get; set; } = string.Empty;
+
+    [MaxLength(30)]
+    public string Symbol { get; set; } = string.Empty;
+
+    [Required]
+    [MaxLength(50)]
+    public string StrategyKey { get; set; } = string.Empty;
+
+    [Required]
+    [MaxLength(10)]
+    public string Timeframe { get; set; } = "15m";
+
+    public DateTime StartDateUtc { get; set; }
+
+    public DateTime EndDateUtc { get; set; }
+
+    [Column(TypeName = "decimal(18,4)")]
+    public decimal StartingCapital { get; set; }
+
+    public int TotalTrades { get; set; }
+
+    public int WinningTrades { get; set; }
+
+    public int LosingTrades { get; set; }
+
+    [Column(TypeName = "decimal(6,2)")]
+    public decimal WinRatePercent { get; set; }
+
+    [Column(TypeName = "decimal(8,4)")]
+    public decimal ProfitFactor { get; set; }
+
+    [Column(TypeName = "decimal(6,2)")]
+    public decimal MaxDrawdownPercent { get; set; }
+
+    [Column(TypeName = "decimal(8,2)")]
+    public decimal TotalReturnPercent { get; set; }
+
+    [Column(TypeName = "decimal(18,4)")]
+    public decimal ExpectancyEur { get; set; }
+
+    [Column(TypeName = "decimal(8,4)")]
+    public decimal SharpeRatio { get; set; }
+
+    public BacktestReportDto ReportJson { get; set; } = null!;
+
+    public DateTime CreatedAtUtc { get; set; } = DateTime.UtcNow;
+}