extends

Inheritance is supported

@zod
model Animal {
  baseId: string;
}
@zod
model Dog extends Animal {
  name?: string;
}

zod.ts

import * as z from "zod";

export const Animal = z.shape({
  baseId: z.string(),
});
export type Animal = z.infer<typeof Animal>;

export const Dog = Animal.extend({
  name: z.string().optional(),
});
export type Dog = z.infer<typeof Dog>;