Apple Music ALAC / Dolby Atmos Downloader

Original script by Sorrow. Modified by me to include some fixes and improvements.

How to use

1. Create a virtual device on Android Studio with a image that doesn't have Google APIs.
2. Install this version of Apple Music: https://www.apkmirror.com/apk/apple/apple-music/apple-music-3-6-0-beta-release/apple-music-3-6-0-beta-4-android-apk-download/. You will also need SAI to install it: https://f-droid.org/pt_BR/packages/com.aefyr.sai.fdroid/.
3. Launch Apple Music and sign in to your account. Subscription required.
4. Port forward 10020 TCP: adb forward tcp:10020 tcp:10020.
5. Start frida server.
6. Start the frida agent: frida -U -l agent.js -f com.apple.android.music.
7. Start downloading some albums: go run main.go https://music.apple.com/us/album/whenever-you-need-somebody-2022-remaster/1624945511.
8. Start downloading singles: go run main_select.go https://music.apple.com/us/album/whenever-you-need-somebody-2022-remaster/1624945511 input numbers separated by spaces.
9. Start downloading some playlists: go run main.go https://music.apple.com/us/playlist/taylor-swift-essentials/pl.3950454ced8c45a3b0cc693c2a7db97b or go run main.go https://music.apple.com/us/playlist/hi-res-lossless-24-bit-192khz/pl.u-MDAWvpjt38370N.
10. For dolby atmos: go run main_atmos.go https://music.apple.com/us/album/1989-taylors-version-deluxe/1713845538.