{
  "id": "stack-part:email-delivery",
  "_kind": "StackPart",
  "_file": "domain/stack-parts/stack-parts-delivery.yaml",
  "_cluster": "domain",
  "attributes": {
    "displayName": "Transactional Email Delivery",
    "category": "messaging",
    "description": "Outbound email API (SES, SendGrid, Postmark, Resend). Distinct from\ngeneric notification-service.\n"
  },
  "outgoingEdges": [
    {
      "from": "stack-part:email-delivery",
      "to": "tool:sendgrid",
      "kind": "implemented_by",
      "attributes": {}
    }
  ],
  "incomingEdges": [
    {
      "from": "skill-area:email-notification-delivery",
      "to": "stack-part:email-delivery",
      "kind": "uses_stack_part"
    },
    {
      "from": "tool:sendgrid",
      "to": "stack-part:email-delivery",
      "kind": "implements_stack_part",
      "attributes": {}
    },
    {
      "from": "tool-server:mcp-sendgrid",
      "to": "stack-part:email-delivery",
      "kind": "integrates_with",
      "attributes": {}
    },
    {
      "from": "tool-server:mcp-gmail",
      "to": "stack-part:email-delivery",
      "kind": "integrates_with",
      "attributes": {}
    }
  ]
}