ReactNative: Auth flow changed & new UI implemented #14726
Resolves #15250
TODO: This PR improves React Native template, it includes code auth flow and new UI implementation
Checklist
- I fully tested it as developer / designer and created unit / integration tests
- I worked with the design team to get their idea for UI/UX design (or no need to design for this PR)
- I've assigned reviewer, related labels and set a milestone for this PR
How to test it?
Follow the document