(client) feat:实现实体动态创建，实体右键菜单

Co-authored-by: m0_75251201 <m0_75251201@noreply.gitcode.com>
Reviewed-on: Roguelite-Game-Developing-Team/Gen_Hack-and-Slash-Roguelite#41

Client/Assets/Scripts/Data/ItemDefine.cs

@@ -1,8 +1,13 @@
 namespace Data
 {
-    public class ItemDefine:Define
+    public class ItemDef:Define
     {
         public ImageDef texture;
         public AttributesDef attributes;
     }
+
+    public class WeaponDef : ItemDef
+    {
+        
+    }
 }