Update public/adaptives-testen.html

public/adaptives-testen.html

@@ -208,5 +208,8 @@
     <p>&copy; 2024 KNIGHT Project. All rights reserved.</p>
     </div>
   </footer>
+  <!-- Bootstrap JS (inkl. Popper) -->
+<script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.3/dist/js/bootstrap.bundle.min.js" integrity="sha384-w76A2z02tPqdjF3yD0tP8U5xWfGdQ3z54V8u1F+1A6Lc8Pnl4CklyzMkvKK8j+1B" crossorigin="anonymous"></script>
+
 </body>
 </html>