Add tag-adding logic

Signed-off-by: Nikolaos Karaolidis <nick@karaolidis.com>

index.js

@@ -1,5 +1,6 @@
 import { AppRegistry } from 'react-native';
 import App from './src/app';
 import { name as appName } from './app.json';
+import 'react-native-get-random-values';
 
 AppRegistry.registerComponent(appName, () => App);