Add a section to a workflow

curl -X POST 'https://api.expiryedge.com/v1/createWorkflowSection' \
  -H "Authorization: Bearer $EXPIRYEDGE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "workflow_id": "wf_3Kd9Tx",
  "title": "Preparation",
  "description": "Gather documents"
}'

{
  "message": "Section created successfully",
  "section_id": "sec_5Hn2",
  "section": {
    "id": "sec_5Hn2",
    "workflow_id": "wf_3Kd9Tx",
    "title": "Preparation",
    "description": "Gather documents",
    "order": 0,
    "created_at": "2026-09-27T14:05:00.000Z"
  }
}