{"service":"Barcode Scanner API","version":"2.0.0","endpoints":{"/scan":"POST - JSON mit image_url oder image_base64","/scan/upload":"POST - Multipart file upload (für n8n)","/scan/raw":"POST - Raw multipart data (Fallback)","/scan/dhl":"POST - Nur DHL-Paketnummern (file upload)","/health":"GET - Service-Status","/docs":"GET - API-Dokumentation"}}