add basic files

src/Shared/HandyControl_Shared/Data/Enum/SideMenuItemRole.cs

@@ -0,0 +1,8 @@
+namespace HandyControl.Data
+{
+    public enum SideMenuItemRole
+    {
+        Header,
+        Item
+    }
+}

src/Shared/HandyControl_Shared/Data/HandyControlConfig.cs

@@ -0,0 +1,9 @@
+namespace HandyControl.Data
+{
+    public class HandyControlConfig
+    {
+        public SystemVersionInfo SystemVersionInfo { get; set; }
+
+        public string Lang { get; set; }
+    }
+}