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

src/Rules/AriaHiddenBody.php

@@ -0,0 +1,35 @@
+<?php
+
+namespace YakNet\AccessibilityConsole\Rules;
+
+use DOMElement;
+use YakNet\AccessibilityConsole\Core\Severity;
+use YakNet\AccessibilityConsole\Core\Violation;
+use YakNet\AccessibilityConsole\Core\WCAGStandard;
+
+class AriaHiddenBody extends AbstractRule
+{
+    public function getId(): string { return 'WCAG_4_1_2_ARIA_HIDDEN_BODY'; }
+    public function getDescription(): string { return 'The <body> or <html> element must not have aria-hidden="true".'; }
+    public function getStandard(): WCAGStandard { return WCAGStandard::A; }
+    public function getSeverity(): Severity { return Severity::ERROR; }
+    public function getLevel(): int { return 1; }
+
+    public function check(DOMElement $element): ?Violation
+    {
+        $tagName = strtolower($element->tagName);
+        if ($tagName !== 'body' && $tagName !== 'html') {
+            return null;
+        }
+
+        if (strtolower($element->getAttribute('aria-hidden')) === 'true') {
+            return $this->createViolation(
+                $element,
+                $this->getDescription(),
+                'Remove aria-hidden="true" from the <body>/<html> tag to prevent hiding the entire document from screen readers.'
+            );
+        }
+
+        return null;
+    }
+}