To publish in the App Store, you need to have a developer account there. As preparation, you will need to perform some tasks, such as these:
When you build your iOS app from Monk, there is no icon added to the Xcode project. There are several icon sizes, which can or have to be added to the project. Please refer to the detailed explanations inside the iTunesConnect Developer Guide. For example, it will tell you that, for an iPhone app, you need an icon with the size of 57x57 pixels (
icon.png), and for the iPad, one with a size of 72x72 pixels (
The default project settings ...