headers.put("CONTENT-LENGTH", Arrays.asList("100"));
        headers.put("accept-encoding", Arrays.asList("gzip"));
        response.setHeaders(headers);

        // All header access should be case-insensitive
        assertEquals("application/json", response.getHeaderValue("content-type"));
        assertEquals("application/json", response.getHeaderValue("CONTENT-TYPE"));

        ResponseData data = new ResponseData();

        data.setMimeType("text/html");
        assertEquals("text/html", data.getMimeType());

        data.setMimeType("application/json");
        assertEquals("application/json", data.getMimeType());

        data.setMimeType(null);
        assertNull(data.getMimeType());
    }

    public void test_methodGetterSetter() {
        // Test method getter/setter

    @Test
    public void testHeaderMethod() {
        CurlRequest request = new CurlRequest(Method.GET, "https://example.com");

        CurlRequest result = request.header("Content-Type", "application/json").header("Accept", "application/json");

        assertSame(request, result); // Fluent API
    }

    @Test
    public void testThreadPoolMethod() {

labels.csvFileEncoding=CSV Kodlaması
labels.defaultLabelValue=Varsayılan Etiket
labels.designFileName=Dosya Adı
labels.incrementalCrawling=Son Değişikliği Kontrol Et
labels.errorCount=Hata Sayısı
labels.errorLog=Hata Günlüğü
labels.errorName=Hata Adı
labels.expiredTime=Son Kullanma Zamanı
labels.expires=Son Kullanma
labels.failureCountThreshold=Hata Sayısı
labels.fileConfigName=Dosya Tarama Yapılandırma Adı
labels.fileName=Dosya Adı

         * Default date time formatter for ISO 8601 format with UTC timezone.
         */
        public static final DateTimeFormatter DEFAULT_DATE_PRINTER = ISODateTimeFormat.dateTime().withZone(DateTimeZone.UTC);

        /**
         * Converts a Date object to its string representation in ISO 8601 format.
         *
         * @param value The Date object to convert.

### 1. Update OpenSearch Index Template

Edit `src/main/resources/fess_indices/fess.json` to add language-specific analyzers.

**Example for Swedish:**
```json
{
  "analysis": {
    "filter": {
      "swedish_stop": {
        "type": "stop",
        "stopwords": "_swedish_"
      },
      "swedish_stemmer": {

import com.google.api.client.http.HttpTransport;
import com.google.api.client.http.javanet.NetHttpTransport;
import com.google.api.client.json.JsonFactory;
import com.google.api.client.json.JsonParser;
import com.google.api.client.json.JsonToken;
import com.google.api.client.json.gson.GsonFactory;
import com.google.common.io.BaseEncoding;
import com.google.common.io.BaseEncoding.DecodingException;

            } else if (lowerPath.endsWith(".ico")) {
                response.setContentType("image/vnd.microsoft.icon");
            } else if (lowerPath.endsWith(".js")) {
                response.setContentType("text/javascript");
            } else if (lowerPath.endsWith(".json")) {
                response.setContentType("application/json");
            } else if (lowerPath.endsWith(".otf")) {
                response.setContentType("font/otf");

labels.physicalDeliveryOfficeName=Office
labels.user_destinationIndicator=Destination Indicator
labels.destinationIndicator=Destination Indicator
labels.user_internationaliSDNNumber=International ISDN Number
labels.internationaliSDNNumber=International ISDN Number
labels.user_state=State
labels.state=State
labels.user_employeeType=Employee Type
labels.employeeType=Employee Type
labels.user_facsimileTelephoneNumber=Facsimile Telephone Number

					<a class="nav-link <c:if test="${param.menuCategoryType=='dashboard'}">active</c:if>" <c:if test="${param.menuCategoryType=='dashboard'}">aria-current="page"</c:if>
					   href="${fe:url('/admin/dashboard/')}">
						<i class="nav-icon fa fa-tachometer-alt" aria-hidden="true"></i>
						<p><la:message key="labels.menu_dashboard_config" /></p>
					</a>
				</li>
			</c:if>