Added DEBUG envvar

cnn_classification_service/main.py

@@ -37,7 +37,7 @@ def 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
+        level=Config.LOG_LEVEL
     )
 
     if Config.SENTRY_DSN: