Feat/issue 4476

[Reshzera]

Summary by CodeRabbit

• New Features

  • Introduced email verification features, including sending confirmation codes and verifying email addresses.
  • Added new mutations to handle email confirmation workflows in user authentication.
  • New utility function for generating email verification codes.

• Bug Fixes

  • Enhanced error messaging for email verification scenarios, providing clearer user feedback.

• Documentation

  • Updated localization files to support new user-related messages in English and Spanish.

• Tests

  • Expanded test coverage for new email verification functionalities to ensure robust performance.