Function roundToStep

src/components/common/Preview/PreviewSlider.jsx:10–14

(val, step, min)

  return dot === -1 ? 0 : s.length - dot - 1;
};
const roundToStep = (val, step, min) => {
  const raw = Math.round((val - min) / step) * step + min;
  const decimals = Math.max(stepDecimals(step), stepDecimals(min));
  return Number(raw.toFixed(decimals));
};

const PreviewSlider = ({
  title = '',