feat(contact-us): Add filtering functionality to contact us list table

- Enable Contact Us navigation menu item in sidebar with visible flag set to true
- Create TContacts type schema with Zod validation for API responses
- Add type safety to contactUsService.getAllContactUs() with return type annotation
- Implement contact list table rendering with proper data mapping
- Display contact information columns: full name, email, status, phone, created date
- Add date formatting using unixToDate utility for created_at timestamps
- Update useContactUsListPresenter to return properly structured contacts data
- Refactor table columns array to include all contact detail fields
- Follows established pattern from recent filtering feature implementations

src/components/Layouts/sidebar/data/index.ts

@@ -73,13 +73,13 @@ export const NAV_DATA: NavData = [
         icon: Icons.NotificationIcon,
         items: [],
       },
-      // {
-      //   title: "Contact Us",
-      //   url: "/contact-us",
-      //   icon: Icons.CallIncome,
-      //   items: [],
-      //   visible: false,
-      // },
+      {
+        title: "Contact Us",
+        url: "/contact-us",
+        icon: Icons.CallIncome,
+        items: [],
+        visible: true,
+      },
       {
         title: "Marketing",
         url: "/marketing",