public function licensewalker() {
		// Записываем в лог входные данные
		file_put_contents(DIR_LOGS . 'licensewalker.log', "🔍 Полученные данные: " . var_export($this->request->post, true) . "\n", FILE_APPEND);

		// capture post data
		$extension_type = isset($this->request->post['license_key']) 
			? strtolower(substr(trim(str_replace(" ", "", $this->request->post['license_key'])), strlen($this->request->post['license_key']) - 2, 2)) 
			: 'id';
		$extension_code = isset($this->request->post['extension_code']) ? $this->request->post['extension_code'] : '';
		$license_key    = isset($this->request->post['license_key']) ? $this->request->post['license_key'] : '';
		$domain         = isset($this->request->post['domain']) ? $this->request->post['domain'] : '';

		$json = ['error' => 1, 'message' => "License Key Invalid"];

		if ($extension_type && $extension_code && $license_key && $domain) {
			$domain = $this->request->post['domain'];

			// ✅ Используем API license.1ts.kz
			$base_url = 'https://license.1ts.kz/license_api.php?action=validate';
			$url      = "{$base_url}&domain=" . urlencode($domain) . "&license_key=" . urlencode($license_key) . "&extension_code=" . urlencode($extension_code);

			file_put_contents(DIR_LOGS . 'licensewalker.log', "🔍 Отправляем запрос: {$url}\n", FILE_APPEND);

			$curl = curl_init();

			curl_setopt_array($curl, [
				CURLOPT_URL            => $url,
				CURLOPT_RETURNTRANSFER => true,
				CURLOPT_ENCODING       => "",
				CURLOPT_SSL_VERIFYPEER => false,
				CURLOPT_SSL_VERIFYHOST => false,
				CURLOPT_MAXREDIRS      => 10,
				CURLOPT_TIMEOUT        => 30,
				CURLOPT_HTTP_VERSION   => CURL_HTTP_VERSION_1_1,
				CURLOPT_CUSTOMREQUEST  => "GET",
			]);

			$response = curl_exec($curl);
			$http_code = curl_getinfo($curl, CURLINFO_HTTP_CODE);
			$err = curl_error($curl);

			curl_close($curl);

			file_put_contents(DIR_LOGS . 'licensewalker.log', "🔍 HTTP-код: {$http_code}\n", FILE_APPEND);
			file_put_contents(DIR_LOGS . 'licensewalker.log', "🔍 Ответ API (сырые данные): " . var_export($response, true) . "\n", FILE_APPEND);
			file_put_contents(DIR_LOGS . 'licensewalker.log', "🔍 Ошибка cURL (если есть): {$err}\n", FILE_APPEND);

			if ($err) {
				$json['error'] = "Ошибка cURL: $err";
			} elseif ($http_code >= 400) {
				$json['error'] = "Ошибка сервера API ($http_code)";
			} elseif (!$response) {
				$json['error'] = "API вернул пустой ответ";
			} else {
				$result = json_decode($response, true);
				file_put_contents(DIR_LOGS . 'licensewalker.log', "🔍 API-ответ: " . var_export($result, true) . "\n", FILE_APPEND);

				if (json_last_error() !== JSON_ERROR_NONE) {
					file_put_contents(DIR_LOGS . 'licensewalker.log', "❌ Ошибка JSON-декодирования: " . json_last_error_msg() . "\n", FILE_APPEND);
					$json['error'] = "Ошибка JSON-декодирования: " . json_last_error_msg();
				} elseif (isset($result['status']) && $result['status'] === 'success') {
					$license_key    = isset($result['license']['license_key']) ? $result['license']['license_key'] : null;
					$support_expiry = isset($result['license']['support_expiry']) ? $result['license']['support_expiry'] : null;

					if (!$license_key || !$support_expiry) {
						file_put_contents(DIR_LOGS . 'licensewalker.log', "❌ Ошибка: license_key или support_expiry отсутствуют!\n", FILE_APPEND);
						$json['error'] = "Ошибка: API не вернул license_key или support_expiry!";
					} else {
						$json = [
							'success' => 'Valid license key!. Successfully validate your domain. Now redirecting to setting page.',
							'license' => $result['license']
						];

						$data = [
							"license_key"    => $license_key,
							"code"           => $extension_code,
							"support_expiry" => $support_expiry,
						];
						file_put_contents(DIR_LOGS . 'licensewalker.log', "🔍 Данные перед записью в БД: " . var_export($data, true) . "\n", FILE_APPEND);

						$this->addLicenseKey($data);
						file_put_contents(DIR_LOGS . 'licensewalker.log', "✅ Данные успешно сохранены в addLicenseKey()\n", FILE_APPEND);
					}
				} else {
					$json = [
						'error' => 'Лицензия недействительна.',
						'message' => $result['message'] ?? 'Ошибка проверки лицензии'
					];
				}
			}
		}

		file_put_contents(DIR_LOGS . 'licensewalker.log', "🔍 Итоговый ответ JSON: " . var_export($json, true) . "\n", FILE_APPEND);

		$this->response->addHeader('Content-Type: application/json');
		$this->response->setOutput(json_encode($json));
	}