run with npm start then run app from xcode
in ArcadeScores
npx react-native start
npx react-native run-android
if compilation problems
rm package-lock.json
npm i
If you get an error message 'unrecognized font family ionicons'. Resolve with
npx react-native link react-native-vector-icons
npm start --reset-cache
(Taken from https://lifesaver.codes/answer/unrecognized-font-family-ionicons)