screen.addEventListener('touchstart', (e) => {
console.log('Touch started at', e.touches[0].clientX, e.touches[0].clientY);
});
screen.addEventListener('touchmove', (e) => {
console.log('Touch moved at', e.touches[0].clientX, e.touches[0].clientY);
});
screen.addEventListener('touchend', (e) => {
console.log('Touch ended at', e.touches[0].clientX, e.touches[0].clientY);
});