LibHTML: Start working on a simple HTML library.

I'd like to have rich text, and we might as well use HTML for that. :^)

LibHTML/Element.h

@@ -0,0 +1,30 @@
+#pragma once
+
+#include <LibHTML/ParentNode.h>
+#include <AK/AKString.h>
+
+class Attribute {
+public:
+    Attribute(const String& name, const String& value)
+        : m_name(name)
+        , m_value(value)
+    {
+    }
+
+private:
+    String m_name;
+    String m_value;
+};
+
+class Element : public ParentNode {
+public:
+    explicit Element(const String& tag_name);
+    virtual ~Element() override;
+
+    const String& tag_name() const { return m_tag_name; }
+
+private:
+    String m_tag_name;
+    Vector<Attribute> m_attributes;
+};
+