feat():大改前的提交，这个版本保存了所有冗余的代码

Assets/Script/Gameplay/Card/CardData.cs

@@ -10,7 +10,8 @@ namespace Gameplay
         public int CardID;
         public string CardName; 
         public string CardDescription;
-        public Texture CardTexture;
+        public Texture FrontCardTexture;
+        public Texture BackCardTexture;
         public EffectData[] Effects;
     }