login update

public/index.html

@@ -90,7 +90,8 @@
 
     <div id="summary" class="hidden"></div>
   </div>
-
+<script src="https://cdn.jsdelivr.net/npm/jssha@3.4.0/dist/sha256.min.js"></script>
+<script src="script.js"></script>
   <script src="script.js"></script>
 </body>
 </html>