Make apps with Godot that maintain their state even when you leave the app

Godot Version

Godot 4.2

Question

Hello, I would like to know if it is possible to make an application with Godot for Android and iOS (not a game) such as a sleeping sounds application, an application that keeps the sound playing in the background, even when exiting the application , thanks for your answers.

from what i found:
https://www.reddit.com/r/godot/comments/y3shty/is_it_possible_for_the_game_to_run_in_the/

and
https://www.reddit.com/r/godot/comments/z0uaei/continue_running_the_game_in_background_on/

which said to be impossible