{
  "scenario": "greenmail-delivery",
  "campaign_file": "campaign.json",
  "required_modules": [
    "core",
    "access",
    "audit",
    "campaigns",
    "mail"
  ],
  "required_capabilities": [
    "mail.campaign_delivery"
  ],
  "transport": "local GreenMail SMTP/IMAP test bed",
  "credentials": "local environment only; never copied into Campaign JSON or evidence",
  "expected": {
    "entries_count": 1,
    "built_count": 1,
    "smtp_accepted_count": 1,
    "imap_appended_count": 1
  }
}