update topic

src/app.py

@@ -50,5 +50,6 @@ def on_message(channel, method_frame, header_frame, body):
 
 if __name__ == "__main__":
     mqtt = MQTT()
+    mqtt.topic = config.MQTT_TOPIC
     mqtt.connect()
     setup_rabbit()

src/config.py

@@ -27,6 +27,6 @@ MQTT_HOSTNAME = os.getenv("GUARD_MQTT_HOSTNAME", "localhost")
 MQTT_PORT = os.getenv("GUARD_MQTT_PORT", "1883")
 MQTT_USERNAME = os.getenv("GUARD_MQTT_USERNAME", "guard-service")
 MQTT_PASSWORD = os.getenv("GUARD_MQTT_PASSWORD", "guard-service")
-MQTT_EXCHANGE = os.getenv("GUARD_MQTT_EXCHANGE", "guard-service")
+MQTT_TOPIC = os.getenv("GUARD_MQTT_TOPIC", "guard-service")
 
 INPUT_HOSTNAME = os.getenv("INPUT_SVC_HOSTNAME", "input-service")