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/lib/api/services/contact-us-service.ts

@@ -1,8 +1,9 @@
 import api from "../axios";
 import { API_ENDPOINTS } from "../endpoints";
+import { TContactApiResponseSchema } from "../types/TContacts";
 
 export const contactUsService = {
-  getAllContactUs: async () => {
+  getAllContactUs: async (): Promise<TContactApiResponseSchema> => {
     try {
       return (await api.get(API_ENDPOINTS.CONTACT_US.READ_ALL)).data;
     } catch (error) {