fix: make user creation errors helpful (#5382)

* fix: make user creation errors helpful

* fix linting and unit testing errors

* fix linting

* make zitadel config reusable

* fix human validations

* translate ssr errors

* make zitadel config reusable

* cover more translations for ssr

* handle email validation message centrally

* fix unit tests

* fix linting

* align signatures

* use more precise wording

* handle phone validation message centrally

* fix: return specific profile errors

* docs: edit comments

* fix unit tests

---------

Co-authored-by: Silvan <silvan.reusser@gmail.com>

internal/idp/provider.go

@@ -4,6 +4,8 @@ import (
 	"context"
 
 	"golang.org/x/text/language"
+
+	"github.com/zitadel/zitadel/internal/domain"
 )
 
 // Provider is the minimal implementation for a 3rd party authentication provider
@@ -24,9 +26,9 @@ type User interface {
 	GetDisplayName() string
 	GetNickname() string
 	GetPreferredUsername() string
-	GetEmail() string
+	GetEmail() domain.EmailAddress
 	IsEmailVerified() bool
-	GetPhone() string
+	GetPhone() domain.PhoneNumber
 	IsPhoneVerified() bool
 	GetPreferredLanguage() language.Tag
 	GetAvatarURL() string