# `GET /article/{sku}`

Protected. Requires a valid session cookie (`credentials: 'include'`).

Get article by SKU

Returns article detail by SKU if the user may access its category.

## Path parameters

| Param | Required | Type | Description |
|-------|----------|------|-------------|
| `sku` | yes | string | Article SKU |

## Response `200`

Article detail

```json
{
  "article": {}
}
```

## Errors

| Status | Description |
|--------|-------------|
| 400 | Missing sku — `{"error":"…"}` |
| 401 | Unauthorized — `{"error":"…"}` |
| 403 | Not authorized — `{"error":"…"}` |
| 404 | Article not found — `{"error":"…"}` |

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