Server Integration | React Native Firebase
참고
https://romeoh.tistory.com/entry/React-Native-패키지명-번들명-변경하기-Package-Bundle-Android-iOS
https://stackoverflow.com/questions/48169705/getting-firestore-permission-denied-while-integrating-firestore-in-react-nativ
https://stackoverflow.com/questions/64034102/some-requested-document-was-not-found-firestore-flutter