version: '3' services: db: image: postgres:latest environment: POSTGRES_PASSWORD: develop ports: - 5432:5432 volumes: - postgres-data:/var/lib/postgresql/data pgadmin: image: dpage/pgadmin4 environment: PGADMIN_DEFAULT_EMAIL: admin@admin.com PGADMIN_DEFAULT_PASSWORD: root ports: - "8001:80" volumes: - ./pgadmin_data/servers.json:/pgadmin4/servers.json - pgadmin-data:/varl/lib/pgadmin mailer: image: schickling/mailcatcher ports: [1025,1080] volumes: postgres-data: pgadmin-data: