{"message":"QR Engine - Port Clearance PDF System","version":"2.0.0","endpoints":{"auth":{"register":"POST /api/auth/register","login":"POST /api/auth/login","me":"GET /api/auth/me","logout":"GET /api/auth/logout"},"documents":{"list":"GET /api/documents","create":"POST /api/documents","get":"GET /api/documents/:id","update":"PUT /api/documents/:id","delete":"DELETE /api/documents/:id","expire":"PUT /api/documents/:id/expire","verify":"GET /api/documents/verify/:serialNo"},"legacy":{"generatePC":"POST /api/generate-port-clearance","viewPDF":"GET /pdfs/:filename"}}}