add offset

fixes
add visual validation border and validate functionality

Azaion.CommonSecurity/DTO/IEnumerableExtensions.cs

@@ -0,0 +1,7 @@
+namespace Azaion.Common.Extensions;
+
+public static class EnumerableExtensions
+{
+    public static bool In<T>(this T obj, params T[] objects) =>
+        objects.Contains(obj);
+}