docker-compose.yml

version: '2'
services:
  web:
    image: node:4-slim
    volumes:
      - .:/app
    command: node /app/index.js
    ports:
      - "9500:9500"

index.js

var vantage = require('vantage');
var express = require('express');
var app = express();
vantage().show();

package.json

{
  "name": "server",
  "version": "1.0.0",
  "dependencies": {
    "express": "^4.14.0",
    "vantage": "^1.7.0"
  }
}