feat(Card): 卡牌基本框架，尚未测试

Assets/Script/Card/CardData.cs

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+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+namespace Card
+{
+    [CreateAssetMenu(fileName = "NewCard", menuName = "Card/CardData")]
+    public class CardData : ScriptableObject
+    {
+        public string CardName; 
+        public string CardDescription;
+        public Texture CardTexture;
+        public EffectData[] Effects;
+    }
+
+}