Change entrypoint file so iOS bundle is automatically generated

index.js

@@ -0,0 +1,18 @@
+// import React from 'react';
+ 
+// // if (process.env.NODE_ENV === 'development') {
+// //     const whyDidYouRender = require('@welldone-software/why-did-you-render');
+// //     whyDidYouRender(React, {
+// //         trackAllPureComponents: true,
+// //     });
+// // }
+
+import 'react-native-gesture-handler';
+import { AppRegistry } from 'react-native';
+import TrackPlayer from 'react-native-track-player';
+import App from './src/components/App';
+import { name as appName } from './app.json';
+import PlaybackService from './src/utility/PlaybackService';
+
+AppRegistry.registerComponent(appName, () => App);
+TrackPlayer.registerPlaybackService(() => PlaybackService);