Migrate to modular strict rules v2.2.0

src/Rules/HeadingOrderRule.php

@@ -0,0 +1,31 @@
+<?php
+
+namespace YakNet\AccessibilityConsole\Rules;
+
+use YakNet\AccessibilityConsole\Core\AbstractRule;
+
+class HeadingOrderRule extends AbstractRule
+{
+    public function check(\DOMDocument $doc): array
+    {
+        $violations = [];
+        $xpath = new \DOMXPath($doc);
+        $headings = $xpath->query('//h1|//h2|//h3|//h4|//h5|//h6');
+        
+        $lastLevel = 0;
+        foreach ($headings as $h) {
+            $level = (int)substr($h->tagName, 1);
+            if ($lastLevel > 0 && $level > $lastLevel + 1) {
+                $violations[] = $this->createViolation(
+                    "Başlık hiyerarşisi bozuk. H{$lastLevel} etiketinden doğrudan H{$level} etiketine geçiş yapılmış. Sıralı olmalıdır.",
+                    $h
+                );
+            }
+            $lastLevel = $level;
+        }
+        return $violations;
+    }
+
+    public function getStandardId(): string { return 'WCAG 2.1 1.3.1'; }
+    public function getSeverity(): string { return 'Major'; }
+}