/** The key of the configuration. e.g. 500 */
    String RAG_CHAT_HIGHLIGHT_FRAGMENT_SIZE = "rag.chat.highlight.fragment.size";

    /** The key of the configuration. e.g. 3 */
    String RAG_CHAT_HIGHLIGHT_NUMBER_OF_FRAGMENTS = "rag.chat.highlight.number.of.fragments";

    /** The key of the configuration. e.g. smart_summary */

            private static final long serialVersionUID = 1L;

            @Override
            public String getOrDefault(final String key, final String defaultValue) {
                if ("rag.chat.history.assistant.content".equals(key)) {
                    return "full";
                }
                return defaultValue;
            }
        });

    /** Storage type configuration key (s3, gcs, auto). */
    public static final String STORAGE_TYPE = "storage.type";

    /** RAG LLM name configuration key. */
    public static final String RAG_LLM_NAME = "rag.llm.name";

    /** Storage region configuration key (for S3). */
    public static final String STORAGE_REGION = "storage.region";

/**
 * Fess RAG Chat JavaScript
 * Enhanced with Atlassian Design System patterns
 */
var FessChat = (function() {
    'use strict';

    var config = {
        apiUrl: '/api/v1/chat',
        streamUrl: '/api/v1/chat/stream',
        labels: {
            thinking: 'Thinking...',
            waiting: '...',
            error: 'An error occurred. Please try again.',
            sources: 'Sources',
            statusReady: 'AI Assistant',

		<dependency>
			<groupId>org.apache.groovy</groupId>
			<artifactId>groovy</artifactId>
			<version>${groovy.version}</version>
		</dependency>

		<!-- markdown and html sanitization for RAG chat -->
		<dependency>
			<groupId>org.commonmark</groupId>
			<artifactId>commonmark</artifactId>
			<version>0.24.0</version>
		</dependency>
		<dependency>
			<groupId>org.commonmark</groupId>

                                                 styleClass="form-control"/>
                                    </div>
                                </div>
                                    <%-- RAG --%>
                                <c:if test="${ragEnabled}">
                                <h4><la:message key="labels.general_rag"/></h4>
                                <div class="form-group row">

    }

    // ========== History content mode pattern tests ==========
    // These test the different history shapes that extractHistory() produces
    // depending on rag.chat.history.assistant.content mode (full, source_titles,
    // source_titles_and_urls, truncated, none).

    @Test
    public void test_buildIntentRequest_noneMode_userOnlyHistory() {