Fix: Rename Generic.CL folder to flat structure, update csproj and references

Services/PaginationExtension.cs

@@ -0,0 +1,20 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+using Generic.Contracts.Generics;
+
+namespace Generic.Services;
+
+public static class PaginationExtension
+{
+    public static IQueryable<T> Paginate<T>(this IQueryable<T> query, Pagination pagination)
+    {
+        if (pagination.CurrentPage.HasValue && pagination.PageSize.HasValue)
+            return query
+                .Skip((pagination.CurrentPage.Value - 1) * pagination.PageSize.Value)
+                .Take(pagination.PageSize.Value);
+        else
+            return query;
+    }
+}