LabelingSystem/web/libs/storybook/.storybook/preview-head.prod.html

<base href="/storybook/" />
<script>
  function handleThemeColor() {
    let themeColor = window.localStorage.getItem("theme-toggle:prefers-color-scheme");
    themeColor = themeColor ? JSON.parse(themeColor) : "auto";
    if (themeColor === "auto") {
      themeColor = window.matchMedia && window.matchMedia("(prefers-color-scheme: dark)").matches ? "dark" : "light"
    } else if (!themeColor) {
      themeColor = "light";
    }
    document.documentElement.setAttribute("data-color-scheme", themeColor);
  }
  handleThemeColor();
</script>