Refactorizacion de PDFs y cambio de biblioteca backend 1.0.19 v2

backend/app/main.py

@@ -1783,7 +1783,11 @@ def export_inspection_to_pdf(
     pdf_url = f"{S3_ENDPOINT}/{S3_PDF_BUCKET}/{s3_key}"
     inspection.pdf_url = pdf_url
     db.commit()
-    return {"pdf_url": pdf_url}
+    # Descargar el PDF directamente
+    buffer.seek(0)
+    return StreamingResponse(buffer, media_type="application/pdf", headers={
+        "Content-Disposition": f"attachment; filename={filename}"
+    })
 
 
 # ============= HEALTH CHECK =============