Try using a more appropriate font size and .multilineTextAlignment(.left) to see what the title looks like.

The UIBarButtonItem is not a user input control.

Type eraser will most likely be done at the .container Environment level using generic or plain protocols. As you have done above, you pass in concrete type and then access it like @environment(.container) var container.

That's far from the truth. I was running macOS 15.1 24B83 as a guest OS on an M2 Max Host. The guest OS updated to the 24B2083 seed from 24B83 seed.

Sad to say, the rationale behind this documented quirk and its unexplained reason for Pro vs Pro Max Devices can be found here: https://developer.apple.com/design/human-interface-guidelines/layout#Specifications

What playground?

UI Restoration https://developer.apple.com/documentation/uikit/view_controllers/preserving_your_app_s_ui_across_launches/about_the_ui_restoration_process Restoring your App's State https://developer.apple.com/documentation/uikit/uiscenedelegate/restoring_your_app_s_state Preserving your App's State https://developer.apple.com/documentation/uikit/view_controllers/preserving_your_app_s_ui_across_launches Always remember that your MacCatalyst is an iOS app running on the Mac, not natively.

Look into push notifications with a deep link or universal link.

ProductName: macOS ProductVersion: -->14.3.1<-- BuildVersion: 23D60 - Upgrading the OS is required.

Your account is too new ...

Never store passwords or pass anything in user defaults because it is not secured. If it's a homework assignment, then it's ok.

No, you cannot prevent an app from launching via a deep link.

If it's not documented, then it's not supported - file a bug report, but this sounds like an overarching system service that cannot be altered.

You will just have to wait until it's released or you have placed an app or two into the store.

You can begin here: https://www.swift.org/documentation/cxx-interop/