wercker.yml

box: 
  id: node:latest
  ports: 
    - "8080"
    
dev:
  steps:
    - npm-install
    - internal/watch:
        code: node app.js
        reload: true

# Build definition
build:
  # The steps that will be executed on build
  steps:
    - script:
        code: export NODE_ENV='testing'
    # A step that executes `npm install` command
    - npm-install
    # A step that executes `npm test` command
    - npm-test

    # A custom script step, name value is used in the UI
    # and the code value contains the command that get executed
    - script:
        name: echo nodejs information
        code: |
          echo "node version $(node -v) running"
          echo "npm version $(npm -v) running"