old_contents: export default {
    env: process.env.NODE_ENV || 'development',
    meta: {
      title: 'Lurka'
    },
    server: {
      port: process.env.PORT || 3000
    }
  };
  
new_contents: export default {
    env: process.env.NODE_ENV || 'development',
    meta: {
      title: 'Lurka'
    },
    server: {
      port: process.env.PORT || 3000,
      host: 'localhost'
    }
  };
  
subject: Add host to config