getting the returning data after inserting record as string | undefined instead of string

import { createId } from "@paralleldrive/cuid2";
import { relations } from "drizzle-orm";
import { boolean, index, pgTable, text, timestamp, unique } from "drizzle-orm/pg-core";

export const user = pgTable(
  "user",
  {
    id: text("id")
      .notNull()
      .primaryKey()
      .$defaultFn(() => createId()),
    name: text("name").notNull(),
    email: text("email").notNull(),
    emailVerified: boolean("email_verified").notNull().default(false),
    type: text("type", { enum: ["admin", "customer"] })
      .notNull()
      .default("customer"),

    createdAt: timestamp("created_at").notNull().defaultNow(),
    updatedAt: timestamp("updated_at")
      .notNull()
      .$defaultFn(() => new Date()),
  },
  (table) => [unique().on(table.email, table.type), index().on(table.email)],
);

export const password = pgTable("password", {
  hash: text("hash").notNull().unique(),
  userId: text("user_id")
    .notNull()
    .references(() => user.id, { onDelete: "cascade" }),
});