Notification system in frontend

- Heatmap worker now reports progress
- Base for new altitude value
- Phones can be marked active

backend/lib/rabbit.ts

@@ -30,13 +30,14 @@ export class RabbitMQ {
                 return;
             }
 
-            logger.info(`New beat from ${phone.displayName} with ${msg.gpsLocation[2]} accuracy and ${msg.battery}% battery`);
+            logger.info(`New beat from ${phone.displayName} with ${msg.gpsLocation[2]}, ${msg.gpsLocation[3]}m height and accuracy and ${msg.battery}% battery`);
 
             const newBeat = await Beat.create({
                 phone: phone._id,
-                coordinate: [msg.gpsLocation[0], msg.gpsLocation[1]],
-                accuracy: msg.gpsLocation[2],
-                speed: msg.gpsLocation[3],
+                // [latitude, longitude, altitude]
+                coordinate: [msg.gpsLocation[0], msg.gpsLocation[1], msg.gpsLocation[2]],
+                accuracy: msg.gpsLocation[3],
+                speed: msg.gpsLocation[4],
                 battery: msg.battery,
                 createdAt: msg.timestamp
             });