# Airflow Configuration AIRFLOW_USER=admin AIRFLOW_PASSWORD=admin # PostgreSQL (Airflow metadata) PG_USER=airflow PG_PASSWORD=airflow PG_DB=airflow # Greenplum Configuration GP_USER=gpadmin GP_PASSWORD=gpadmin GP_DB=gpadmin GP_HOST=greenplum GP_PORT=5432 # Kafka Configuration KAFKA_BOOTSTRAP=kafka:9092 KAFKA_TOPIC=orders