session.addUserMessage("User 2");
        session.addAssistantMessage("Assistant 2");
        session.addUserMessage("User 3");
        session.addAssistantMessage("Assistant 3");

        // Trimming to 4 starts at index 2 which is user - no skip needed
        session.trimHistory(4);

        final List<ChatMessage> messages = session.getMessages();
        assertEquals(4, messages.size());

            if (messages != null && messages.size() > maxMessages) {
                int start = messages.size() - maxMessages;
                // Ensure trimmed history starts with a user message, not an assistant message
                if (start < messages.size() && ChatMessage.ROLE_ASSISTANT.equals(messages.get(start).getRole())) {
                    start = Math.max(0, start - 1);
                }

        return fileProtocols;
    }

    /**
     * Checks if the given URL uses a valid web protocol.
     *
     * @param url the URL to validate
     * @return true if the URL starts with a supported web protocol, false otherwise
     */
    public boolean isValidWebProtocol(final String url) {
        return stream(webProtocols).get(stream -> stream.anyMatch(s -> url.startsWith(s)));
    }

                }
            } catch (Exception e) {
                exceptions[readerCount] = e;
            }
        });

        // Start all threads
        for (Thread reader : readers) {
            reader.start();
        }
        writer.start();

        // Wait for completion
        for (Thread reader : readers) {
            reader.join();
        }
        writer.join();

        writeElastisearchJsonApi(zos, id, "cluster", "health");
        writeElastisearchJsonApi(zos, id, "cluster", "state");
        writeElastisearchJsonApi(zos, id, "cluster", "stats");
        writeElastisearchJsonApi(zos, id, "cluster", "pending_tasks");
        writeElastisearchJsonApi(zos, id, "nodes", "stats");
        writeElastisearchJsonApi(zos, id, "nodes", "_all");
        writeElastisearchJsonApi(zos, id, "nodes", "usage");

    }

    /**
     * Starts a scheduled job by ID.
     * When job logging is enabled, a pre-generated job log ID is returned in the response
     * as {@code jobLogId}. When job logging is disabled, {@code jobLogId} is {@code null}.
     *
     * @param id the ID of the scheduled job to start
     * @return JSON response with {@code jobLogId} (nullable) and status
     */
    // PUT /api/admin/scheduler/{id}/start

    private TimeoutTask cleanupTask;

    /**
     * Default constructor.
     */
    public ChatSessionManager() {
        // Default constructor
    }

    /**
     * Initializes the session manager and starts the cleanup scheduler.
     */
    @PostConstruct
    public void init() {
        // 5 minutes = 300 seconds
        cleanupTask = TimeoutManager.getInstance().addTimeoutTarget(this::cleanupExpiredSessions, 300, true);

                .replace("{{userMessage}}",
                        "--- USER QUERY START ---\n" + sanitizeDocumentContent(userMessage) + "\n--- USER QUERY END ---")
                .replace("{{query}}", "--- SEARCH QUERY START ---\n" + sanitizeDocumentContent(query) + "\n--- SEARCH QUERY END ---")
                .replace("{{searchResults}}", "--- SEARCH RESULTS START ---\n"

    /** Status constant representing done/completed state. */
    public static final String DONE = "done";

    /** Status constant representing successful operation. */
    public static final String OK = "ok";

    /** Status constant representing failed operation. */
    public static final String FAIL = "fail";

    /** Status constant representing stopped state. */

labels.wizard_button_register_again=Create Continuously
labels.wizard_button_register_next=Create
labels.wizard_start_crawling_title=Start Crawling
labels.wizard_start_crawler_title=Crawler
labels.wizard_start_crawling_desc=You can start crawling now by clicking "Start Crawling" button.
labels.wizard_button_start_crawling=Start Crawling
labels.wizard_button_finish=Skip
labels.search_list_configuration=Search
labels.search_list_button_delete=Delete