Add rules-aware lookup dice rolling

src/RolemasterDb.App/Domain/AttackTable.cs

@@ -7,6 +7,8 @@ public sealed class AttackTable
     public string DisplayName { get; set; } = string.Empty;
     public string AttackKind { get; set; } = string.Empty;
     public string? Notes { get; set; }
+    public int? FumbleMinRoll { get; set; }
+    public int? FumbleMaxRoll { get; set; }
     public List<AttackRollBand> RollBands { get; set; } = [];
     public List<AttackResult> Results { get; set; } = [];
 }