docs: private static String notReadyToString(Iterable<HasMetadata> resources) {
      StringBuilder sb = new StringBuilder();
      sb.append("Resources that are not ready: ");
      boolean first = true;
      for (HasMetadata r : resources) {
        if (first) {
          first = false;
        } else {
          sb.append(", ");
        }
        sb.append("[Kind:").append(r.getKind())
          .append(" Name:").append(r.getMetadata().getName())
          .append(" Namespace:").append(r.getMetadata().getNamespace())
          .append("]");
      }
      return sb.toString();
    }