Tuning: gas market blind weight 0.15 (financial review)

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

src/Decentralized.Domain/Tuning.cs

@@ -197,6 +197,8 @@ namespace Decentralized.Domain
         public const double PredictInsiderShare = 0.4, PredictInsiderCatch = 0.5, PredictFraudShare = 0.5, PredictFraudCap = 400;
         public const double PredictFactionDaily = 0.06, PredictPMin = 0.03, PredictPMax = 0.97;
         public const int PredictHistory = 8;
+        /// <summary>gas 盘的公开价里"不知道相位"的权重：越大，数清七天周期的玩家越赚。金融审查（agy_fin/subsim）发现 0.5 时 gas 盘胜率 96%、每周净赚约 1,400，调到 0.15。</summary>
+        public const double PredictGasBlind = 0.15;
         /// <summary>盘口对消息的反应：每晚向"公开信息下的合理概率"靠拢的比例，以及盘口 logit 上的随机噪声（NPC 流量）。</summary>
         public const double PredictDrift = 0.5, PredictNoise = 0.35;
         /// <summary>夜里价格变化超过多少（概率）写进晨间日志。</summary>