{"message":"🚀 API de Generación de PDFs con Bootstrap 5","version":"3.0.0","endpoints":{"invoice":"POST /api/invoice/generate","worksheet":"POST /api/worksheet/generate","dispatch":"POST /api/dispatch/generate","carrier":"POST /api/carrier/generate","health":"GET /health"},"previews":{"invoice":"GET /preview/invoice (usa invoice_demo.json)","worksheet":"GET /preview/worksheet (usa worksheet_demo.json)","dispatch":"GET /preview/dispatch (usa dispatch_demo.json)","carrier":"GET /preview/carrier (usa carrier_demo.json)"},"authentication":{"type":"API Key","header":"X-API-Key","alternative":"Authorization: Bearer <key>","example":"curl -H \"X-API-Key: your-key\" ...","note":"Preview endpoints NO requieren autenticación"},"documentation":"Envía un POST con el campo \"data\" conteniendo la información del documento"}