postgresdata: image: postgres volumes: - /var/lib/postgres command: /bin/true postgres: image: postgres volumes_from: - postgresdata web: build: . links: - postgres volumes: - ".:/app" environment: VIRTUAL_HOST: flaskbase.local ENV: development proxy: image: jwilder/nginx-proxy volumes: - /var/run/docker.sock:/tmp/docker.sock ports: - "80:80" environment: DEFAULT_HOST: flaskbase.local