any one saw any dev info around this ? trying to add this feature to my php site for pre-releases. next to zero info about it apart from offical apple buttons for it.
https://www.apple.com/itunes/marketing-on-music/identity-guidelines.html
Apple Music Pre-Add ?
Adding a pre-release album using the Apple Music API will add the album and its tracks to the library. Tracks will become available for playback as they're released.
https://developer.apple.com/documentation/applemusicapi/add_a_resource_to_a_library