text: import * as React from 'react';
  import { View, Text } from 'react-native';
  
  export default function ChatScreen(){
      return (
      <View style={{flex: 1, alignItems: 'center', justifyContent: 'center'}}>
        <Text  style={{ fontSize: 26, fontWeight: 'bold'}}>Chat Screen</Text>
      </View>
      );
  }