Create an article

curl -X POST 'https://api.example.invalid/v1/articles' \
  -H 'Content-Type: application/json' \
  -d '{
  "title": "string",
  "body": "string"
}'

{
  "id": "article_123",
  "title": "Getting started",
  "body": "Build your documentation with NextGuide."
}