(client)feat:实现按武器释放技能

Client/Assets/Scripts/Item/ItemResource.cs

@@ -100,5 +100,19 @@ namespace Item
         ///     物品的帧率（如果适用）。
         /// </summary>
         public float FPS { get; protected set; }
+
+        public static ItemResource GetDefault()
+        {
+            ItemDef defaultDef = new()
+            {
+                defName = "default",
+                label = "错误物品",
+                description = "你看到这个物品表示加载出错了",
+                rarity = ItemRarity.Uncommon,
+                maxStack = 1,
+                ssEquippable = false
+            };
+            return new ItemResource(defaultDef);
+        }
     }
 }