curl --request GET \
  --url https://app.solya.app/api/markdown-plans/{planId} \
  --header 'Authorization: Bearer <token>'

{
  "code": "MK-SS25-A",
  "description": "First markdown wave covering slow-movers from the spring collection",
  "endDate": "2025-06-30",
  "id": "ms-uuid-001",
  "name": "Summer 2025 Wave A",
  "notes": null,
  "season": "SS25",
  "startDate": "2025-06-01",
  "status": "OPEN"
}