Fix React Native Issues

react-native-issues.txt

If missing config.h file:
1. Go to the node modules folder
cd node_modules/react-native/third-party/glog-{X}.{X}.{X}/
2. Run the config script:
./configure

Change to release mode:
Product -> Scheme -> Edit Scheme and then select Debug under Build

Xcode 10 issue:
Change the build setting to legacy

First, open your project in XCode by double-clicking on ios/<YourApp.xcodeproj>.
Then go to File > Project Settings …
Change the Build System to Legacy Build System in Per-User Project Settings.

Do below:
https://www.google.com/search?q=native+vs+expo+react-native&oq=native+vs+expo+react-native&aqs=chrome..69i57j0.4708j1j4&sourceid=chrome&ie=UTF-8