Add Copy to Clipboard

[deadcoder0904]

App is good but Markdown needs to be copied to clipboard in 1 click.

[tushar-prox]

This is a duplicate of #2

[GeekyChirag-030]

document.getElementById("copyButton").addEventListener("click", function() {
navigator.clipboard.writeText(document.getElementById("extractedText").innerText)
.then(() => {
console.log('Text copied to clipboard');
})
.catch(err => {
console.error('Error copying text: ', err);
});
});