In this tutorial, we’ll set up a Login/SignUp backend using Firebase for authentication and Spring Boot to manage API requests and handle data. This setup follows a 4-layer architecture — Controller, Service, Repository, and Entity layers — to ensure...
![[errno] FirebaseUiException: Code: 10, message: 10](https://cdn.hashnode.com/res/hashnode/image/upload/v1715598547269/f67efaf3-5184-4837-b4ed-c43cd3dd64c4.jpeg)
