isValidPage

name: leak-yaml-backup-default
transport: http
rules:
  zip:
    request:
      path: /a.zip
      headers:
        Range: bytes=0-8096
    expression: response.body.bstartsWith(b'PK\x03\x04') && !response.content_type.icontains("html") && isValidPage(response)
expression: zip()