docs: public ContainerProperties withUlimits(Ulimit... ulimits) {
          if (this.ulimits == null) {
              setUlimits(new java.util.ArrayList<Ulimit>(ulimits.length));
          }
          for (Ulimit ele : ulimits) {
              this.ulimits.add(ele);
          }
          return this;
      }