{"service":"Aivino Contract Storage","status":"running","version":"2.0.0","concept":"Simple blob storage - frontend handles all logic","endpoints":{"save":"POST /contracts/{contract_id} - Save contract data","get":"GET /contracts/{contract_id} - Get contract data","list":"GET /contracts - List all contracts","delete":"DELETE /contracts/{contract_id} - Delete contract","pdf":"POST /generate-pdf - Generate professional PDF from HTML (WeasyPrint)","password_set":"POST /passwords/set - Set document password","password_verify":"POST /passwords/verify - Verify document password","password_change":"POST /passwords/change - Change document password","password_remove":"DELETE /passwords/{document_id} - Remove document password","password_check":"GET /passwords/{document_id}/exists - Check if document has password"}}