版本 1.0.0-rc8：卖货橱窗重构、收款币种、Gas 档位速度、区块自然增长、钱包持仓

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

src/Decentralized/Core.cs

@@ -7,7 +7,7 @@ namespace Decentralized
     {
         public const string Id = "probably_decentralized";
         public const string Name = "Probably Decentralized";
-        public const string Version = "1.0.0-rc7";
+        public const string Version = "1.0.0-rc8";
     }
 
     /// <summary>本地化：游戏的 mod 本地化表（ModFiles/Localization/*.csv），当前语言缺失时回退英文。</summary>