public static Set<String> getInternalProfileNames() {
    return Arrays.stream(InternalProfileName.values())
        .map(InternalProfileName::name)
        .map(String::toLowerCase)
        .collect(Collectors.toSet());
  }
Returns the set of internal profile names as lowercase.

@return Set of internal profile names
app/src/main/java/org/hyperledger/besu/cli/config/InternalProfileName.java