feat: Add native module and package for custom functionality

App.tsx

@@ -5,7 +5,7 @@ import {
   StyleSheet,
   Text,
   TouchableOpacity,
-  Alert,
+  Alert, NativeModules
 } from 'react-native';
 import { SafeAreaProvider } from 'react-native-safe-area-context';
 import { useState, useEffect } from 'react';
@@ -14,6 +14,7 @@ import Register from './src/components/Register';
 import { authAPI } from './src/services/authAPI';
 import { networkService } from './src/services/networkService';
 type Screen = 'login' | 'register' | 'home';
+const { MyNativeModule } = NativeModules;
 
 function App() {
   const isDarkMode = useColorScheme() === 'dark';
@@ -25,6 +26,10 @@ function App() {
   // Initialize app
   useEffect(() => {
     initializeApp();
+    console.log("MyNativeModule", MyNativeModule);
+    MyNativeModule.greet("John").then((msg: any) => {
+      console.log(msg);
+    });
 
     // Listen for network changes
     const unsubscribe = networkService.addListener((networkState) => {