logging basicconig marcsello edition

src/app.py

@@ -1,4 +1,5 @@
 #!/usr/bin/env python3
+import sys
 import json
 import logging
 
@@ -69,6 +70,8 @@ def on_message(channel, method_frame, header_frame, body):
 
 
 if __name__ == "__main__":
+    logging.basicConfig(stream=sys.stdout, format="%(asctime)s - %(name)s [%(levelname)s]: %(message)s",
+                        level=logging.DEBUG if '--debug' in sys.argv else logging.INFO)
     logging.info("Guard service starting")
     mqtt = MQTT()
     mqtt.topic = config.MQTT_TOPIC