add new psr-4 optimized html class files WIP

conlite/classes/Html/Html.php

@@ -0,0 +1,7 @@
+<?php
+
+namespace ConLite\Html;
+
+class Html extends HtmlCommon
+{
+}

conlite/classes/Html/HtmlCommon.php

@@ -0,0 +1,42 @@
+<?php
+
+namespace ConLite\Html;
+
+abstract class HtmlCommon implements \ArrayAccess
+{
+
+    protected string|array|null $attributes = null;
+
+    public function __construct(array|string|null $attributes = null)
+    {
+        $this->attributes = $attributes;
+    }
+
+    #[\ReturnTypeWillChange]
+    public function offsetExists(mixed $offset): bool
+    {
+        return isset($this->attributes[strtolower($offset)]);
+    }
+
+    #[\ReturnTypeWillChange]
+    public function offsetGet(mixed $offset)
+    {
+        return $this->getAttribute($offset);
+    }
+
+    #[\ReturnTypeWillChange]
+    public function offsetSet($offset, $value): void
+    {
+        if (null !== $offset) {
+            $this->setAttribute($offset, $value);
+        } else {
+            $this->setAttribute($value);
+        }
+    }
+
+    #[\ReturnTypeWillChange]
+    public function offsetUnset($offset): void
+    {
+        $this->removeAttribute($offset);
+    }
+}