iOS

LaunchScreen.storyboard in Assets/Graphics

Unity:

Project Settings -> Player -> Other Settings -> Version = bump
build for iOS via build settings

Xcode

drag in icon.png to xcode project left sidebar
- AppIcon already set (see Images.xcassets in left sidebar)
Signing & Capabilities -> Signing -> Team = Jonathan Zheng
General -> Identity -> app category = Games - Educational Games
- Display Name = EcoBuilder
- Version = bump
- Build = bump

hit play button in top left to build!

submit to app store: https://developer.apple.com/documentation/xcode/distributing-your-app-for-beta-testing-and-releases

Product -> Archive Window -> Organizer

Android

Build aab file
DO NOT LOSE .keystore FILE because you must sign it with the same key to update the same Android app