when i am playing music through the app and the screen goes to sleep or i swipe to the homescreen the music should continue to play in the background. It should not stop till i specifically ask it to

The current behavior of music app is to play the track on request. After 5 minutes the screen goes to sleep and the music also stops playing. same happens when i'm in the music app and i swipe to the homescreen after selecting the track to play. music should continue to play even if i minimise the app or the screen goes to sleep