https://jobandtalent.engineering/the-navigator-420b24fc57da
https://medium.engineering/evolution-of-the-medium-ios-app-architecture-8b6090f4508e
https://medium.com/@ghislain.deff.pro/the-navigator-pattern-for-ios-1e1a3baa0cba
https://www.swiftbysundell.com/articles/navigation-in-swift/