test on build and deployment

public/404.html

@@ -25,7 +25,7 @@
     <div id="message">
       <h2>404</h2>
       <h1>Page Not Found</h1>
-      <p>The specified file was not found on this website. Please check the URL for mistakes and try again.</p>
+      <p>OOPS! Wrong Landing</p>
     </div>
   </body>
 </html>