fix: 明确阿里云缺少核身链接错误

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

src/AKSRT/Identity/Provider/AliyunProvider.php

@@ -178,17 +178,28 @@ final class AliyunProvider implements ProviderInterface {
             ['Data', 'Url'],
             ['Data', 'url'],
         ]));
-        if ($certify_id === '' || $url === '') {
+        if ($certify_id === '') {
             $debug = $this->response_debug_summary($response, $object, [
-                'has_certify_id' => $certify_id !== '',
+                'has_certify_id' => false,
                 'has_certify_url' => $url !== '',
             ]);
-            $this->log_debug('InitFaceVerify invalid response', $debug);
+            $this->log_debug('InitFaceVerify missing CertifyId', $debug);
             return ProviderResult::failed('aliyun_invalid_response', sprintf(
                 __('阿里云未返回有效认证会话：%s', 'aksrt'),
                 $debug
             ));
         }
+        if ($url === '') {
+            $debug = $this->response_debug_summary($response, $object, [
+                'has_certify_id' => true,
+                'has_certify_url' => false,
+            ]);
+            $this->log_debug('InitFaceVerify returned CertifyId without URL', $debug);
+            return ProviderResult::failed('aliyun_missing_certify_url', sprintf(
+                __('阿里云只返回了 CertifyId，未返回可打开的核身链接。请确认 SceneId/ProductCode 对应的是支持 H5 链接的实人认证方案；调试信息：%s', 'aksrt'),
+                $debug
+            ));
+        }
         return ProviderResult::pending([
             'provider_session_id' => $certify_id,
             'request_id' => sanitize_text_field((string) ($response['RequestId'] ?? '')),