Fix MQTT connection

api-customer/Dockerfile

@@ -7,11 +7,11 @@ COPY requirements.txt .
 RUN pip install --no-cache-dir -r requirements.txt
 
 COPY . .
-
+ENV PYTHONUNBUFFERED=1
 ENV FLASK_APP=app.py
 ENV FLASK_RUN_HOST=0.0.0.0
 ENV FLASK_RUN_PORT=5000
 
 EXPOSE 5000
 
-CMD ["flask", "run"]
+CMD ["python", "app.py"]