## Set the main photo

`PUT https://getkollek.com/api/items/{item}/photos/{photo}/main`

Promote a photo to be the main visual of its item. The previous main photo is demoted.

**Permissions:** Owners and editors. Viewers get a 404 response.

### Path parameters

- `item` (integer, required): The ID of the item the photo belongs to.
- `photo` (integer, required): The ID of the photo.

**Returns:** The updated item photo object.

### Example request

```bash
curl https://getkollek.com/api/items/1/photos/2/main \
  -X PUT \
  -H "Authorization: Bearer $API_KEY" \
  -H "Accept: application/json"
```

### Example response

`Status: 200`

```json
{
    "data": {
        "type": "item_photo",
        "id": "2",
        "attributes": {
            "item_id": "1",
            "filename": "cover.jpg",
            "mime_type": "image/jpeg",
            "size": 204800,
            "is_main": true,
            "position": 2,
            "created_at": 1752537600,
            "updated_at": 1752537600
        },
        "links": {
            "self": "https://getkollek.com/api/items/1/photos/2"
        }
    }
}
```