docs: private boolean sourceIsFromMapbox(Source singleSource) {
      if (singleSource instanceof VectorSource) {
        String url = ((VectorSource) singleSource).getUrl();
        if (url != null) {
          for (String supportedSource : SUPPORTED_SOURCES) {
            if (url.contains(supportedSource)) {
              return true;
            }
          }
        }
      }
      return false;
    }