add http code notice

src/webui/search.php

@@ -316,6 +316,7 @@ $results = $query->offset($p * $config->webui->pagination->limit - $config->webu
 
       .text-warning {
         color: #db6161;
+        fill: #db6161;
       }
 
     </style>
@@ -414,6 +415,13 @@ $results = $query->offset($p * $config->webui->pagination->limit - $config->webu
           <?php } ?>
           <div>
             <a href="<?php echo $result->url ?>"><?php echo htmlentities(urldecode($result->url)) ?></a>
+            <?php if (!in_array($result->get('code'), [0, 200])) { ?>
+              <small>&bull;</small>
+              <svg xmlns="http://www.w3.org/2000/svg" width="10" height="10" class="text-warning" viewBox="0 0 16 16">
+                <path d="m9.97 4.88.953 3.811C10.159 8.878 9.14 9 8 9c-1.14 0-2.158-.122-2.923-.309L6.03 4.88C6.635 4.957 7.3 5 8 5s1.365-.043 1.97-.12m-.245-.978L8.97.88C8.718-.13 7.282-.13 7.03.88L6.275 3.9C6.8 3.965 7.382 4 8 4c.618 0 1.2-.036 1.725-.098zm4.396 8.613a.5.5 0 0 1 .037.96l-6 2a.5.5 0 0 1-.316 0l-6-2a.5.5 0 0 1 .037-.96l2.391-.598.565-2.257c.862.212 1.964.339 3.165.339s2.303-.127 3.165-.339l.565 2.257 2.391.598"/>
+              </svg>
+              <small><?php echo $result->get('code') ?></small>
+            <?php } ?>
             <small>&bull;</small>
             <a rel="nofollow" href="explore.php?i=<?php echo $result->getId() ?>"><?php echo _('explore') ?></a>
           </div>