version: '3' services: ganache: image: '0xorg/ganache-cli:8.1.1' ports: - '8545:8545' environment: VERSION: 8.0.1 CHAIN_ID: 1337 NETWORK_ID: 1337 postgres: image: postgres:9.6 environment: - POSTGRES_USER=api - POSTGRES_PASSWORD=api - POSTGRES_DB=api # persist the postgres data to disk so we don't lose it # on rebuilds. volumes: - ./postgres:/var/lib/postgresql/data ports: - '5432:5432'