Find your App in Apps Tab (QMC)
Select the app you want to Publish & Click publish on the below in your desired Stream.
Once the app has been published, go to Tasks in QMC Section, left hand side
Click on Create a new task> Enter your Desired name for the task > Select the App > Click on Actions in same window> Click Hourly Task.
It should be fairly easy if you have access to QMC or worked on QMC before...