asios/app/test.tsx

import React from 'react';
import { StyleSheet, Text, View } from 'react-native';
import { Button } from 'react-native-paper';

export default function TestScreen() {
  return (
    <View style={styles.container}>
      <Text style={styles.text}>React!</Text>
      <Button mode="contained" onPress={() => console.log('Pressed')}>
        Click me
      </Button>
    </View>
  );
}

const styles = StyleSheet.create({
  container: {
    flex: 1,
    justifyContent: 'center',
    alignItems: 'center',
    backgroundColor: '#f0f0f0',
  },
  text: {
    fontSize: 32,
    fontWeight: 'bold',
    color: '#333',
  },
});