(client) feat:添加角色定义，为匿名定义建立索引，修复一些数据定义中的错误 (#39)

Co-authored-by: zzdxxz <2079238449@qq.com>
Co-committed-by: zzdxxz <2079238449@qq.com>

Client/Assets/Scripts/Managers/PackagesImageManager.cs

@@ -61,7 +61,7 @@ namespace Managers
                     // 创建Sprite
                     var sprite = Sprite.Create(texture, (Rect)spriteRect, new Vector2(0.5f, 0.5f), pixelsPerUnit);
 
-                    var index = row * cols + col;
+                    var index = (rows - row - 1) * cols + col;
                     sprites[name + $"_{index}"] = sprite;
                 }
             }