old_contents: module.exports = {
    development: 'http://localhost:3000',
    staging: 'http://dev.bymattlee.com',
    production: 'http://bymattlee.com'
  }
  
new_contents: module.exports = {
    development: 'http://localhost:3000',
    staging: 'http://dev.bymattlee.com',
    production: 'https://bymattlee-web-starter.netlify.app'
  }
  
subject: Update prod url