text: create database if not exists tenant_management;
  create table tenant_management.tenants (
    tenantId varchar(36) primary key,
    tenantName varchar(255),
    plan varchar(255),
    createdAt timestamp not null default current_timestamp
  );
  create table tenant_management.tenant_members (
    tenantId varchar(36) not null references tenant_management.tenants(teanntId),
    userId varchar(255) not null,
    userRole varchar(255) not null,
    createdAt timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP,
    primary key (tenantId, userId)
  );