Run
docker-compose -f postgres-docker-compose.yaml
docker-compose -f airflow-docker-compose.yaml
https://blog.mphomphego.co.za/blog/2022/01/09/How-to-build-an-ETL-using-Python-Docker-PostgreSQL-and-Airflow.html
https://marclamberti.com/blog/airflow-dag-creating-your-first-dag-in-5-minutes/