name: "prod_export_pdf"
request:
  method: "GET"
  path: "/v1/products/report"
  body: '{"username":"user001","password":"password123"}'
response:
  status: 200
  headers:
    Content-Type: "application/pdf"
    Content-Disposition: "attachment; filename=report.pdf"
  # 智能协议：引擎会自动识别前缀并异步读取磁盘文件
  body: "file://./storage/v1/hello.pdf"