Make a scheduled node process w/ heroku scheduler

.gitignore

.DS_Store
node_modules/
.nodemonignore

mail.js

var Mailgun = require('mailgun').Mailgun;

var mg = new Mailgun(process.env.MAILGUN_API_KEY);
mg.sendText('[email protected]', ['[email protected]'],
  'This is the subject',
  'This is the text',
  '[email protected]', {},
  function(err) {
    if (err) console.log('Oh noes: ' + err);
    else     console.log('Success');
});

package.json

{
    "name": "heroku_scheduler_test",
    "version": "0.0.1",
    "private": true,
    "engines": {
        "node": "0.10.x"
    },
    "dependencies": {
        "mailgun": "*"
    }
}

steps.text

git init

git commit -am 'Initial commit'

heroku create

(optional, set env vars.  access with 'process.env.MAILGUN_API_KEY')
heroku config:set MAILGUN_API_KEY=your_api_key

heroku addons:add scheduler

heroku addons:open scheduler
(This will open the heroku page to manage scheduled jobs. For this example you would put task:node mail with the desired frequency)