curl --request PATCH \
  --url https://api.copera.ai/public/v1/docs/{docId} \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "title": "<string>",
  "icon": {
    "type": "<string>",
    "value": "<string>"
  },
  "cover": {
    "type": "<string>",
    "value": "<string>"
  }
}
'

{
  "_id": "<string>",
  "title": "<string>",
  "owner": "<string>",
  "createdAt": "<string>",
  "updatedAt": "<string>",
  "icon": {
    "type": "<string>",
    "value": "<string>"
  },
  "cover": {
    "type": "<string>",
    "value": "<string>"
  },
  "starred": true,
  "parent": "<string>"
}