Stage 6.1: CRA staking pool, SPARK balance token with mint/burn

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>

src/Decentralized.Domain/Tuning.cs

@@ -55,6 +55,11 @@ namespace Decentralized.Domain
         public const double CraSpiralWeekly = 0.02;
         public const int CraWarnLeadMin = 4, CraWarnLeadMax = 7;
         public static readonly double[] CraSpiralPath = { 0.85, 0.30, 0.02 };
+        /// <summary>平衡代币 SPARK：起始价与长期锚（信用点）、日波动率、每晚向锚回归的比例、价格上下限（锚的倍数）；铸销手续费；
+        /// 革命军袭击上层 / 下层动荡开始时的冲击；CRA 死亡螺旋三天里相对螺旋前价格的倍数。</summary>
+        public const double SparkStart = 10, SparkVol = 0.08, SparkRevert = 0.03, SparkMinMult = 0.3, SparkMaxMult = 3, SparkFee = 0.003;
+        public const double SparkRaidShock = 1.15, SparkUnrestShock = 0.90;
+        public static readonly double[] SparkSpiralPath = { 0.8, 0.3, 0.05 };
 
         // 合规出金与 AML（阈值以当前房租为单位）
         public const double AmlBigRents = 5, AmlCumRents = 15;