{
  "version": "1.1",
  "id": "sequence",
  "title": "sequence runtime fixture",
  "question": "Does the sequence logical composition render correctly?",
  "type": "sequence",
  "direction": "LR",
  "audience": [
    "renderer maintainer"
  ],
  "summary": "Executable sequence fixture.",
  "alt": "Executable technical diagram fixture for the sequence composition profile.",
  "long_description": "This fixture validates the node roles, edges, and layout rules of the sequence profile.",
  "source_context": {
    "document": "examples/runtime-profiles/fixture.md",
    "document_sha256": "0000000000000000000000000000000000000000000000000000000000000000",
    "anchor": {
      "kind": "line",
      "value": 1,
      "line": 1
    }
  },
  "composition": {
    "profile": "sequence",
    "diagram_only": true,
    "reference_ids": [
      "payment-approval-sequence"
    ],
    "rationale": "Runtime regression fixture for sequence.",
    "focus_node": "api"
  },
  "groups": [],
  "nodes": [
    {
      "id": "client",
      "label": "Client",
      "kind": "participant",
      "role": "participant",
      "evidence": [
        {
          "start_line": 1,
          "end_line": 1
        }
      ],
      "assumption": false
    },
    {
      "id": "api",
      "label": "Checkout API",
      "kind": "participant",
      "role": "participant",
      "evidence": [
        {
          "start_line": 1,
          "end_line": 1
        }
      ],
      "assumption": false,
      "emphasis": "primary"
    },
    {
      "id": "provider",
      "label": "Payment Provider",
      "kind": "participant",
      "role": "participant",
      "evidence": [
        {
          "start_line": 1,
          "end_line": 1
        }
      ],
      "assumption": false
    },
    {
      "id": "db",
      "label": "Orders DB",
      "kind": "participant",
      "role": "participant",
      "evidence": [
        {
          "start_line": 1,
          "end_line": 1
        }
      ],
      "assumption": false
    },
    {
      "id": "bus",
      "label": "Event Bus",
      "kind": "participant",
      "role": "participant",
      "evidence": [
        {
          "start_line": 1,
          "end_line": 1
        }
      ],
      "assumption": false
    }
  ],
  "edges": [
    {
      "id": "m1",
      "from": "client",
      "to": "api",
      "label": "결제 요청",
      "kind": "request",
      "evidence": [
        {
          "start_line": 1,
          "end_line": 1
        }
      ],
      "assumption": false,
      "order": 1
    },
    {
      "id": "m2",
      "from": "api",
      "to": "db",
      "label": "PENDING 기록",
      "kind": "data",
      "evidence": [
        {
          "start_line": 1,
          "end_line": 1
        }
      ],
      "assumption": false,
      "order": 2
    },
    {
      "id": "m3",
      "from": "api",
      "to": "provider",
      "label": "승인 요청",
      "kind": "request",
      "evidence": [
        {
          "start_line": 1,
          "end_line": 1
        }
      ],
      "assumption": false,
      "order": 3
    },
    {
      "id": "m4",
      "from": "provider",
      "to": "api",
      "label": "승인 응답",
      "kind": "response",
      "evidence": [
        {
          "start_line": 1,
          "end_line": 1
        }
      ],
      "assumption": false,
      "order": 4,
      "style": "dashed"
    },
    {
      "id": "m5",
      "from": "api",
      "to": "db",
      "label": "PAID 갱신",
      "kind": "data",
      "evidence": [
        {
          "start_line": 1,
          "end_line": 1
        }
      ],
      "assumption": false,
      "order": 5
    },
    {
      "id": "m6",
      "from": "api",
      "to": "bus",
      "label": "payment.approved",
      "kind": "publish",
      "evidence": [
        {
          "start_line": 1,
          "end_line": 1
        }
      ],
      "assumption": false,
      "order": 6,
      "style": "dashed",
      "emphasis": "primary"
    }
  ],
  "legend": [],
  "metadata": {
    "fixture": true
  }
}