8e83be43fe
Refactored error handling in `useSignUpInNewWorkspace` and `useSignInUp` hooks to provide user-friendly messages. Added validation for existing users during sign-up, updating server-side logic to throw specific exceptions (`USER_ALREADY_EXIST`). Fix https://twenty-v7.sentry.io/issues/6686753138/events/latest/?environment=prod&project=4507072499810304&query=is%3Aunresolved%20issue.priority%3A%5Bhigh%2C%20medium%5D%20QueryFailedError&referrer=latest-event&sort=date --------- Co-authored-by: greptile-apps[bot] <165735046+greptile-apps[bot]@users.noreply.github.com>