{"name":"DCN Ai","version":"2.0.0","status":"running","message":"Welcome to DCN Ai Backend","endpoints":{"extract":"POST /api/extract-data  (single or multiple PDFs)","detect":"POST /api/detect-acord","validate":"POST /api/validate  (single PDF + rules_json)","vectorize":"POST /api/vectorize  (single or multiple PDFs)","vectorize_query":"POST /api/vectorize-query","health":"GET /health"}}