feat: add 15 new WCAG rules, dynamic ARIA checks and bump version to v3.1.4

src/Rules/TableMultiCaption.php

@@ -0,0 +1,41 @@
+<?php
+
+namespace YakNet\AccessibilityConsole\Rules;
+
+use DOMElement;
+use YakNet\AccessibilityConsole\Core\Severity;
+use YakNet\AccessibilityConsole\Core\Violation;
+use YakNet\AccessibilityConsole\Core\WCAGStandard;
+
+class TableMultiCaption extends AbstractRule
+{
+    public function getId(): string { return 'WCAG_1_3_1_TABLE_MULTI_CAPTION'; }
+    public function getDescription(): string { return 'A <table> element must not contain more than one <caption> element.'; }
+    public function getStandard(): WCAGStandard { return WCAGStandard::A; }
+    public function getSeverity(): Severity { return Severity::ERROR; }
+    public function getLevel(): int { return 2; }
+
+    public function check(DOMElement $element): ?Violation
+    {
+        if (strtolower($element->tagName) !== 'table') {
+            return null;
+        }
+
+        $captionCount = 0;
+        foreach ($element->childNodes as $child) {
+            if ($child instanceof DOMElement && strtolower($child->tagName) === 'caption') {
+                $captionCount++;
+            }
+        }
+
+        if ($captionCount > 1) {
+            return $this->createViolation(
+                $element,
+                $this->getDescription(),
+                'Remove duplicate <caption> elements so that the table has at most one caption.'
+            );
+        }
+
+        return null;
+    }
+}