Added description message to marker

map.js

@@ -1,4 +1,7 @@
 
+var noDescText = "No description available";
+
+
 
 var shOSM = L.tileLayer('https://mbtiler.nyaaa.net/styles/basic-preview/512/{z}/{x}/{y}.png', {
     maxZoom: 19,
@@ -45,11 +48,12 @@ fetch('./data.json')
   .then(data => {
     // Define waypoint markers
     function createMarker(waypoint) {
+      
       return L.marker([waypoint.lat, waypoint.lng], {
         radius: 5,
         color: '#337aff',
         fillColor: '#337aff'
-      });
+      }).bindPopup(waypoint.desc ?? noDescText);
     };
 
     // Create waypoints from server data and add them to the map