return streamChatEnhanced(sessionId, userMessage, userId, Collections.emptyMap(), new String[0], callback);
    }

    /**
     * Performs an enhanced streaming chat request with multi-phase RAG flow and search filters.
     * This flow includes: intent detection, keyword search, result evaluation,
     * content retrieval, answer generation, and markdown rendering.
     *
     * @param sessionId the session ID (can be null for new sessions)

~ .custom-file-label, .custom-file-input.is-invalid:focus ~ .custom-file-label {\n  border-color: #dc3545;\n  box-shadow: 0 0 0 0.2rem rgba(220, 53, 69, 0.25);\n}\n\n.form-inline {\n  display: -ms-flexbox;\n  display: flex;\n  -ms-flex-flow: row wrap;\n  flex-flow: row wrap;\n  -ms-flex-align: center;\n  align-items: center;\n}\n\n.form-inline .form-check {\n  width: 100%;\n}\n\n@media (min-width: 576px) {\n  .form-inline label {\n    display: -ms-flexbox;\n    display: flex;\n    -ms-flex-align:...

        mockProcessHelper.setExitValue(1);
        mockProcessHelper.setOutput("Timeout occurred");

        String result = suggestJob.execute();

        assertNotNull(result);
        // The actual execution flow may not reach the timeout message
        assertTrue(result.contains("Session Id:"));
    }

    // Test executeSuggestCreator with Windows environment
    @Test
    public void test_executeSuggestCreator_windows() {

    }

    // ===================================================================================
    //                                                                  CPU Below Threshold
    //                                                                  ==================

    @Test
    public void test_doFilter_webBelowThreshold() throws IOException, ServletException {

        } catch (FessSystemException e) {
            assertEquals("DataService is null. IndexUpdater cannot proceed without a DataService instance.", e.getMessage());
        }
    }

    // Test run method basic flow
    @Test
    public void test_run_basicFlow() throws Exception {
        final List<String> sessionIdList = Arrays.asList("session1");
        indexUpdater.setSessionIdList(sessionIdList);

        final String result = indexExportJob.query(QueryBuilders.matchAllQuery()).format("json").execute();

        assertEquals("Exported 0 documents.", result);
    }

    // --- JSON full flow integration tests ---

    @Test
    public void test_execute_jsonFormat_multipleDocuments() throws IOException {
        final List<Map<String, Object>> docs = new ArrayList<>();

`-start` and `-end` when\n     * the popper element overlaps its reference boundaries.\n     *\n     * The original placement should have a set variation.\n     */\n    flipVariationsByContent: false,\n  },\n\n  /**\n   * Modifier used to make the popper flow toward the inner of the reference element.\n   * By default, when this modifier is disabled, the popper will be placed outside\n   * the reference element.\n   * @memberof modifiers\n   * @inner\n   */\n  inner: {\n    /** @prop {number} order=700...

            }
        } catch (final Exception e) {
            logger.warn("Failed to create {} mapping.", configIndex, e);
        }
    }

    /**
     * Waits for the search engine cluster to reach yellow or green status.
     *
     * @param fessConfig the Fess configuration
     * @throws ContainerInitFailureException if the cluster doesn't become available
     */

# Chat generation settings.
rag.chat.context.max.documents=5

# Session settings.
rag.chat.session.timeout.minutes=30
rag.chat.session.max.size=10000
rag.chat.history.max.messages=30

# Enhanced RAG flow settings.
# Fields to retrieve for full document content.
rag.chat.content.fields=title,url,content,doc_id,content_title,content_description
rag.chat.message.max.length=4000
# Highlight settings for RAG search.

MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)\n */\n:root,\n[data-bs-theme=light] {\n  --bs-blue: #0d6efd;\n  --bs-indigo: #6610f2;\n  --bs-purple: #6f42c1;\n  --bs-pink: #d63384;\n  --bs-red: #dc3545;\n  --bs-orange: #fd7e14;\n  --bs-yellow: #ffc107;\n  --bs-green: #198754;\n  --bs-teal: #20c997;\n  --bs-cyan: #0dcaf0;\n  --bs-black: #000;\n  --bs-white: #fff;\n  --bs-gray: #6c757d;\n  --bs-gray-dark: #343a40;\n  --bs-gray-100: #f8f9fa;\n  --bs-gray-200: #e9ecef;\n  --bs-gray-300: #dee2e6;\n...