Update app.js

VBB-Live-Maps-BG/app.js

@@ -5,6 +5,7 @@ const map = L.map('map').setView([52.52, 13.405], 13);
 
 L.tileLayer('https://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png', {
   maxZoom: 19,
+  attribution: '© OpenStreetMap contributors'
 }).addTo(map);
 
 const vehiclesLayer = L.layerGroup().addTo(map);
@@ -214,3 +215,4 @@ setInterval(updateClock, 1000);
 
 
 
+