Update README

README.md

@@ -14,3 +14,14 @@ The 29hours works with pluggable Matcher, Notifier, and Linker.
   - BoxcarNotifier, ImkayacNotifier, PushoverNotifier, IdobataNotifier
 - Linker
   - HttpLinker, TwitterLinker, TweetbotLinker
+
+### ♰ Restarting dyno on Heroku ♰
+
+You can restart dyno on Heroku with following commands.
+
+```
+$ heroku config:set HEROKU_API_TOKEN=xxx HEROKU_APP_NAME=yyy
+$ bundle exec rake heroku:restart
+```
+
+If you want to restart periodically to refresh process, you can use [Heroku Scheduler](https://elements.heroku.com/addons/scheduler "Heroku Scheduler - Add-ons - Heroku Elements") and so on.