Update templates/register.html

templates/register.html

@@ -7,7 +7,7 @@
     <link rel="stylesheet" type="text/css" href="/static/style.css"> <!-- Add this line for your CSS -->
   <script src="https://www.google.com/recaptcha/api.js" async defer></script>
      <script>
-       document.getElementById('submit-button').addEventListener('click', function() {
+       document.getElementById('submit-button').addEventListener('submit', function() {
     var username = document.getElementById('username').value;
     var email = document.getElementById('email').value;
     var password = document.getElementById('password').value;