return getSystemProperty(Constants.RAG_LLM_NAME, "ollama");
    }

    Integer getLdapMaxUsernameLengthAsInteger();

    default String getLdapSecurityPrincipal(final String username) {
        final String value;
        final int maxLength = getLdapMaxUsernameLengthAsInteger();
        if (username == null) {
            value = StringUtil.EMPTY;