feat: rebuild auth identity foundation flow

backend/internal/repository/api_key_repo.go

@@ -149,6 +149,9 @@ func (r *apiKeyRepository) GetByKeyForAuth(ctx context.Context, key string) (*se
 				user.FieldBalanceNotifyThreshold,
 				user.FieldBalanceNotifyExtraEmails,
 				user.FieldTotalRecharged,
+				user.FieldSignupSource,
+				user.FieldLastLoginAt,
+				user.FieldLastActiveAt,
 			)
 		}).
 		WithGroup(func(q *dbent.GroupQuery) {
@@ -656,6 +659,9 @@ func userEntityToService(u *dbent.User) *service.User {
 		Balance:                    u.Balance,
 		Concurrency:                u.Concurrency,
 		Status:                     u.Status,
+		SignupSource:               u.SignupSource,
+		LastLoginAt:                u.LastLoginAt,
+		LastActiveAt:               u.LastActiveAt,
 		TotpSecretEncrypted:        u.TotpSecretEncrypted,
 		TotpEnabled:                u.TotpEnabled,
 		TotpEnabledAt:              u.TotpEnabledAt,