feat: able to add more UI theme (#860)

web/default/src/pages/Chat/index.js

@@ -0,0 +1,15 @@
+import React from 'react';
+
+const Chat = () => {
+  const chatLink = localStorage.getItem('chat_link');
+
+  return (
+    <iframe
+      src={chatLink}
+      style={{ width: '100%', height: '85vh', border: 'none' }}
+    />
+  );
+};
+
+
+export default Chat;