```js
import * as z from "zod";

/**
 * A slug derived from a string, using zod's own string-to-slug transform.
 * Both the API and the web client import this, so the two sides cannot drift.
 *
 * Slug.parse("Hello, World!") === "hello-world"
 */
export const Slug = z.string().slugify();

/**
 * An article: a title, plus the slug computed from the same text.
 *
 * Article.parse({ title: "Hello, World!", slug: "Hello, World!" })
 *   => { title: "Hello, World!", slug: "hello-world" }
 */
export const Article = z.object({
  title: z.string().min(3),
  slug: Slug,
});
```

TOOLS_USED: none