feat: support bind user to tenants

backend/modules/users/service.go

@@ -396,3 +396,20 @@ func (svc *Service) GetTenantUserBalance(ctx context.Context, tenantID, userID i
 	}
 	return result.Balance, nil
 }
+
+// SetTenantBindUserID
+func (svc *Service) SetTenantBindUserID(ctx context.Context, tenantID, adminUserID int64) error {
+	log := svc.log.WithField("method", "SetTenantBindUserID")
+
+	tbl := table.Tenants
+	stmt := tbl.
+		UPDATE(tbl.BindUserID).
+		SET(Int64(adminUserID)).
+		WHERE(tbl.ID.EQ(Int64(tenantID)))
+	log.Debug(stmt.DebugSql())
+
+	if _, err := stmt.ExecContext(ctx, db.FromContext(ctx, svc.db)); err != nil {
+		return errors.Wrap(err, "failed to set tenant admin user id")
+	}
+	return nil
+}