}
        final LlmClient client = getClient();
        final boolean isAvailable = client != null && client.isAvailable();
        if (logger.isTraceEnabled()) {
            logger.trace("[LLM] LLM availability check. llmType={}, clientFound={}, isAvailable={}", llmType, client != null, isAvailable);
        }
        return isAvailable;
    }

    /**
     * Gets the LLM client instance for the configured LLM type.

     */
    String getName();

    /**
     * Checks if this LLM client is available and properly configured.
     *
     * @return true if the client is available, false otherwise
     */
    boolean isAvailable();

    // RAG workflow methods

    /**
     * Detects the intent of a user message.
     *
     * @param userMessage the user's message
     * @return the detected intent with extracted keywords
     */

        // JobHelper that captures stored JobLog
        final JobHelper jobHelper = new JobHelper() {
            @Override
            public boolean isAvailable(final String id) {
                return true;
            }

            @Override
            public void store(final JobLog jobLog) {
                storedJobLog.set(jobLog);
            }

        public boolean generate(String thumbnailId, File outputFile) {
            generateCalled = true;
            return generateResult;
        }

        @Override
        public boolean isAvailable() {
            return available;
        }

        @Override
        public boolean isTarget(Map<String, Object> docMap) {
            return target;
        }

        @Override

     */
    public ChatClient() {
        // Default constructor
    }

    /**
     * Checks if RAG chat is available.
     *
     * @return true if RAG chat is available
     */
    public boolean isAvailable() {
        final boolean available = llmClientManager.available();
        if (logger.isTraceEnabled()) {
            logger.trace("[RAG] ChatClient availability check. available={}", available);
        }

     */
    @Execute
    public HtmlResponse index() {
        if (logger.isDebugEnabled()) {
            logger.debug("Chat page requested. Checking availability...");
        }

        if (!chatClient.isAvailable()) {
            if (logger.isInfoEnabled()) {
                logger.info("Redirecting to search page. RAG chat is not available.");
            }
            return redirect(SearchAction.class);
        }

            return;
        }

        final JobHelper jobHelper = ComponentUtil.getJobHelper();
        if (!jobHelper.isAvailable(id)) {
            logger.info("Job is unavailable, unregistering: id={}", id);
            jobHelper.unregister(scheduledJob);
            return;
        }

        final JobLog jobLog = new JobLog(scheduledJob);

        } else if (logger.isDebugEnabled()) {
            logger.debug("{} availability check completed. available={}", getName(), currentState);
        }
    }

    @Override
    public boolean isAvailable() {
        if (cachedAvailability != null) {
            return cachedAvailability;
        }
        return checkAvailabilityNow();
    }

    /**