web:
  build: .
  command: npm start
  ports:
    - "3030:3030"
  volumes:
    - .:/app
  links:
    - db
db:
  image: mongo:3.2
web:
  build: .
  command: npm start
  ports:
    - "3030:3030"
  volumes:
    - .:/app
    - /app/node_modules
  links:
    - db
db:
  image: mongo:3.2
Use a data volume for node_modules so they're found after installation
Use a data volume for node_modules so they're found after installation
