Uploads de fichiers

{ "file_name": "contacts.csv", "file_size": 12345, "content_type": "text/csv" }

{
  "upload_url": "https://...",
  "file_key": "opaque-reference",
  "expires_in": 900
}

curl -sS -X PUT "$UPLOAD_URL" \
  -H "Content-Type: text/csv" \
  --data-binary @contacts.csv

{
  "name": "Campagne demo",
  "workflow_id": "c1f0a2e4-...-9b7",
  "source_type": "csv",
  "source_id": "<le file_key renvoyé à l'étape 1>"
}

{ "filename": "faq.pdf", "mime_type": "application/pdf" }

{ "upload_url": "https://...", "document_uuid": "..." }

{ "document_uuid": "...", "upload_url": "https://...", "retrieval_mode": "chunked" }