Let me start by saying, I am not a Swift developer. These are just some of the resources I stumbled upon when grokking my way through Swift development
https://github.com/sindresorhus/LaunchAtLogin https://www.raywenderlich.com/28684964-swiftui-layout-interfaces https://www.raywenderlich.com/28684524-swiftui-fundamentals https://www.raywenderlich.com/19165608-integrating-uikit-swiftui https://www.raywenderlich.com/4001741-swiftui https://github.com/sindresorhus/Preferences https://www.raywenderlich.com/28797163-your-first-ios-swiftui-app-an-app-from-scratch https://www.raywenderlich.com/28092971-programming-in-swift-fundamentals