add appKilledPlaybackBehavior to stop playback and remove notification on app kill (#720)

* add appKilledPlaybackBehavior to stop playback and remove notification on app kill

* add additional RNTP mocks

---------

Co-authored-by: Violet Caulfield <42452695+anultravioletaurora@users.noreply.github.com>

App.tsx

@@ -11,6 +11,7 @@ import { ONE_DAY, queryClient } from './src/constants/query-client'
 import { GestureHandlerRootView } from 'react-native-gesture-handler'
 import TrackPlayer, {
 	AndroidAudioContentType,
+	AppKilledPlaybackBehavior,
 	IOSCategory,
 	IOSCategoryOptions,
 } from 'react-native-track-player'
@@ -63,6 +64,11 @@ export default function App(): React.JSX.Element {
 				notificationCapabilities: CAPABILITIES,
 				// Reduced interval for smoother progress tracking and earlier prefetch detection
 				progressUpdateEventInterval: PROGRESS_UPDATE_EVENT_INTERVAL,
+				// Stop playback and remove notification when app is killed to prevent battery drain
+				android: {
+					appKilledPlaybackBehavior:
+						AppKilledPlaybackBehavior.StopPlaybackAndRemoveNotification,
+				},
 			}),
 		)
 		.finally(() => {

jest/setup/rntp.ts

@@ -55,6 +55,9 @@ jest.mock('react-native-track-player', () => {
 		useTrackPlayerEvents: (events: Event[], handler: (variables: any) => void) => {
 			eventHandler = handler
 		},
+		AppKilledPlaybackBehavior: {
+			StopPlaybackAndRemoveNotification: 'stopPlaybackAndRemoveNotification',
+		},
 		Capability: {
 			Play: 1,
 			PlayFromId: 2,