defines changed to software dir and topics added & callback messages added in backend

software/backend/dev_test_examples/mqtt_publisher.py

@@ -9,8 +9,7 @@ client = mqtt.Client("Temperature_Inside")
 client.connect(mqttBroker)
 
 while True:
-    randNumber = uniform(20.0, 21.0)
-    client.publish("Robot/Data/Battery")
-    print("Just published " + str(randNumber) + " to topic TEMPERATURE")
+    client.publish("ROBOT/ACTION/DRIVE")
+    print("Just published to topic TEMPERATURE")
     time.sleep(0.5)