frontend-sensei

function convertColorsToTotalBlackAndWhite(svgString) {
  const BLACK_THRESHOLD = 128;
  const WHITE_THRESHOLD = 127;

  const convertColor = (color) => {
    if (color.toLowerCase() === 'none') {
      return color; // Leave "none" unchanged
    }

    const hexToDecimal = (hex) => parseInt(hex, 16);

frontend-sensei

function wait(milliseconds) {
  return new Promise((resolve, reject) => {
    setTimeout(resolve, milliseconds);
  });
}

function waitForSelector(selector) {
  const wait = new Promise((resolve, reject) => {
    let checkExist = setInterval(function () {
      if (document.querySelector(selector)) {