Add auth.js

Author: NeftaliYagua

_layouts/default.html

@@ -101,6 +101,6 @@
   <noscript>Please enable JavaScript to continue using this application.</noscript>
   <script src="https://code.jquery.com/jquery-3.7.1.min.js" integrity="sha256-/JqT3SQfawRcv/BIHPThkBvs0OEvtFFmqPF/lYI/Cxo=" crossorigin="anonymous"></script>
   <script src="https://cdn.auth0.com/js/auth0/9.28.0/auth0.min.js"></script>
-  <script type="text/javascript" src="https://coderic.org/js/auth.js"></script>
+  <script type="text/javascript" src="/js/auth.js"></script>
 </body>
 </html>