We are wondering if there would be a new enum case for UIUserInterfaceIdiom for iPhone Duo or we should use the case .phone

Our app still supports iOS12, and still in the App Delegate, and we are expected to migrate and update our minimum iOS version to iOS15. What APIs should we review in the docs related to lifecycles, device and screen bounds, what expected breaking in UI as we are using custom navigation toolbars, and custom tab bars.

With Siri AI and App Intents, we can surface content from apps. Can we add guardrails or configure what Siri can or cannot say when dictating content?

Is there a way to determine if the URL is opened, loaded, or failed by using Link?