generate items list with image and checkboxes in create list pop up

web/app.html

@@ -29,6 +29,8 @@
     <input id="listName" type="text" placeholder="name">
     <input id="listDescription" type="text" placeholder="description">
     <button id="create_list_cancel" type="button">cancel</button>
+    <p>Include items</p>
+    <div id="checkbox-container"></div>
   </div>
 </div>
 
@@ -46,6 +48,7 @@
 
 <!-- Load scripts-->
 <script src="{{ url_for('static', filename='fetch.js') }}"></script>
+<script src="{{ url_for('static', filename='popups.js') }}"></script>
 <script src="{{ url_for('static', filename='rendergraphs.js') }}"></script>
 <script src="{{ url_for('static', filename='app.js') }}"></script>