# `PATCH /article/{sku}`

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

Update article by SKU

Updates an article name by SKU; returns the same detail shape as GET.

## Path parameters

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

## Body (JSON)

```json
{
  "name": "Updated name"
}
```

## Response `200`

Updated article detail

```json
{
  "article": { … }
}
```

## Errors

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

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