code: public static String defaultURL(String driver) {
          assert Driver.exists(driver);
          String home = "";
          try {
              home = VictimsConfig.home().toString();
          } catch (VictimsException e) {
              // Ignore and use cwd
          }
          return Driver.url(driver, FilenameUtils.concat(home, "victims"));
      }
docs: Get the default url for a preconfigured driver.
  
  @return