App.js

import * as React from 'react';
import { NavigationContainer } from '@react-navigation/native';
import { createStackNavigator } from '@react-navigation/stack';
import Auth from './components/Auth';
import Cards from './components/Cards';

const Stack = createStackNavigator();

const App = () => {
  return (
    <NavigationContainer>
      <Stack.Navigator>
        <Stack.Screen name="Signin" component={Auth} options={{ headerShown: false }} />

        <Stack.Screen
          name="Cards"
          component={Cards}
          options={{ headerShown: false }}
        />
        {/* <Stack.Screen name="Profile" component={ProfileScreen} /> */}
      </Stack.Navigator>
    </NavigationContainer>
  );
};

export default App;