Example of how convert a image to base64 with js

imageToBase64.js

const Axios = require('axios').default;

const handle = async() => {
  const response  = await Axios.get("https://game-icons.net/icons/ffffff/000000/1x1/lorc/robe.svg");

  const base64 = Buffer.from(response.data).toString('base64');

  console.log(base64);
}

handle();