tattletires/app/+not-found.tsx

import { Link, Stack } from 'expo-router'
import { StyleSheet, View } from 'react-native'

export default function NotFoundScreen() {
    return (
        <>
            <Stack.Screen options={{ headerShown: false }} />
            <View style={styles.container}>
                <Link href='./' style={styles.button}>
                    Go back to Home screen!
                </Link>
            </View>
        </>
    )
}

const styles = StyleSheet.create({
    container: {
        flex: 1,
        backgroundColor: '#25292e',
        justifyContent: 'center',
        alignItems: 'center'
    },

    button: {
        fontSize: 20,
        textDecorationLine: 'underline',
        color: '#fff'
    }
})