public static MixedFormatCatalog load(String catalogUrl) {
    return load(catalogUrl, Maps.newHashMap());
  }
Entrypoint for loading catalog.

@param catalogUrl mixed-format catalog url, thrift://ams-host:port/catalog_name
@return mixed-format catalog object
amoro-format-iceberg/src/main/java/org/apache/amoro/mixed/CatalogLoader.java