version: '3.8' services: db: container_name: postgres-ticket-mvp image: postgres restart: always environment: POSTGRES_USER: ${DB_USERNAME} POSTGRES_PASSWORD: ${DB_PASSWORD} POSTGRES_DB: ${DB_NAME} ports: - "${DB_PORT}:${DB_PORT}" pgadmin: container_name: pgadmin4_container image: dpage/pgadmin4 restart: always environment: PGADMIN_DEFAULT_EMAIL: admin@admin.com PGADMIN_DEFAULT_PASSWORD: root ports: - "5050:80"