style: auto-fix 1340 phpcs PSR-12 violations via phpcbf; exclude MissingNamespace and SideEffects

api/update_comment.php

@@ -1,4 +1,5 @@
 <?php
+
 /**
  * API endpoint for updating a comment
  */
@@ -100,7 +101,6 @@ try {
 
     header('Content-Type: application/json');
     echo json_encode($result);
-
 } catch (Exception $e) {
     ob_end_clean();
     error_log("Update comment API error: " . $e->getMessage());