curl --request GET \
  --url https://folksbase.onrender.com/api/exports/{id}/status \
  --header 'Authorization: Bearer <token>'

{
  "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "status": "<string>",
  "total_rows": 123,
  "processed_rows": 123,
  "created_at": "<string>",
  "completed_at": "<string>",
  "filename": "<string>",
  "blob_url": "<string>",
  "error_message": "<string>"
}