Get category

curl --request GET \
  --url https://api.marblecms.com/v1/categories/{identifier} \
  --header 'Authorization: <api-key>'

{
  "category": {
    "id": "cryitfjp2345kl05weoybfk9",
    "name": "Technology",
    "slug": "technology",
    "description": "Tech news and tutorials",
    "count": {
      "posts": 15
    }
  }
}