for (final LlmMessage msg : request.getMessages()) {
                logger.debug("[LLM] message: role={}, content={}", msg.getRole(), msg.getContent());
            }
        }
        try {
            final LlmClient client = getAvailableClient();
            if (logger.isDebugEnabled()) {

        session.trimHistory(maxMessages);

        if (logger.isDebugEnabled()) {
            logger.debug("Message added to session. sessionId={}, role={}, messageCount={}", sessionId, message.getRole(),
                    session.getMessages().size());
        }
        return true;
    }

    /**
     * Clears the messages in a session with userId ownership check.
     *

        final List<int[]> turns = new ArrayList<>();
        int idx = 0;
        while (idx < history.size()) {
            if (idx + 1 < history.size() && "user".equals(history.get(idx).getRole())
                    && "assistant".equals(history.get(idx + 1).getRole())) {
                turns.add(new int[] { idx, idx + 2 });
                idx += 2;
            } else {
                turns.add(new int[] { idx, idx + 1 });