append gps data to counter data

src/senddata.cpp

@@ -43,6 +43,18 @@ void sendCounter() {
       payload.addCount(macs_wifi, MAC_SNIFF_WIFI);
       if (cfg.blescan)
         payload.addCount(macs_ble, MAC_SNIFF_BLE);
+
+#ifdef HAS_GPS
+      if (gps.location.isValid()) { // send GPS position only if we have a fix
+        gps_read();
+        payload.addGPS(gps_status);
+      } else {
+        ESP_LOGD(
+            TAG,
+            "No valid GPS position. GPS data not appended to counter data.");
+      }
+#endif
+
       SendPayload(COUNTERPORT);
       // clear counter if not in cumulative counter mode
       if (cfg.countermode != 1) {