JSFiddle - React, Tailwind, and code Playground

HTML

<img src="data:image/png;base64,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" />

<button>copy</button>

JavaScript

const button = document.querySelector('button')
const image = document.querySelector('img')
button.addEventListener('click', () => {
  document.execCommand('copy') 
})

document.addEventListener('copy', (event) => {
  event.clipboardData.setData('text/plain', 'Hello, world!');
  event.clipboardData.setData('text/uri-list', image.src);
  const file = createFile()
  event.clipboardData.setData('image/png', file);
  event.preventDefault();
  console.log(event.clipboardData)
  //event.clipboardData.setData('text/plain', 'sfd')
  //console.log(image)
})

function createFile() {
	const dataUri = image.src
  const base64Data = dataUri.split(',')[1]
  const binaryDataString = atob(base64Data)
  const typedArray = new Uint8Array(binaryDataString.length)
  for (let i = 0; i < binaryDataString.length; i++) {
    typedArray[i] = binaryDataString.charCodeAt(i)
  }
  const file = new File([typedArray], 'firefox.png', { type: 'image/png' })
  return file
}