docs: static MemberMap cloneAdding(MemberMap source, MemberImpl... newMembers) {
          Map<Address, MemberImpl> addressMap = new LinkedHashMap<>(source.addressToMemberMap);
          Map<String, MemberImpl> uuidMap = new LinkedHashMap<>(source.uuidToMemberMap);
  
          for (MemberImpl member : newMembers) {
              putMember(addressMap, uuidMap, member);
          }
  
          return new MemberMap(source.version + newMembers.length, addressMap, uuidMap);
      }