This heroku app to keep Gemfile always latest.
Clone this repository.
git clone git@github.com:camelmasa/gemfile-monitor-heroku-app.git
cd gemfile-monitor-heroku-app
Update config files.
cp ~/.ssh/id_rsa .ssh
cp ~/.config/hub .config/hub
vi gemfile-monitor.sh # Edit monitor github repository
git add .
git commit -m 'Update config files'
Create heroku app.
heroku create heroku-app
git push heroku master
Add heroku scheduler addon.
heroku addons:add scheduler:standard
heroku addons:open scheduler
Add job.
sh gemfile-monitor.sh
Finish :)