{
  "schema_version": 1,
  "diagram_type": "architecture",
  "meta": {
    "title": "火山硬件对话智能体迁移后目标架构",
    "locale": "zh-CN",
    "quality_profile": "showcase",
    "viewBox": [1360, 820]
  },
  "components": [
    {
      "id": "elder",
      "type": "external",
      "label": "长者用户",
      "sublabel": "说话、打断、挂机",
      "pos": [40, 230],
      "size": [130, 72]
    },
    {
      "id": "device",
      "type": "frontend",
      "label": "陪伴硬件",
      "sublabel": "麦克风、扬声器、本地队列",
      "pos": [230, 230],
      "size": [180, 72]
    },
    {
      "id": "hardwareSdk",
      "type": "frontend",
      "label": "火山硬件智能体 SDK",
      "sublabel": "高质量 UDP/RTC 主链",
      "pos": [490, 230],
      "size": [200, 72]
    },
    {
      "id": "volcAgent",
      "type": "external",
      "label": "火山硬件对话智能体",
      "sublabel": "Bot、ASR/LLM/TTS、会话",
      "pos": [770, 230],
      "size": [220, 72]
    },
    {
      "id": "deviceRegistry",
      "type": "external",
      "label": "火山产品与设备管理",
      "sublabel": "Product、Device、License、Bot 绑定",
      "pos": [770, 50],
      "size": [220, 72]
    },
    {
      "id": "platformApi",
      "type": "backend",
      "label": "平台会话控制面",
      "sublabel": "授权、冻结快照、心跳、停止",
      "pos": [490, 470],
      "size": [200, 76]
    },
    {
      "id": "toolGateway",
      "type": "security",
      "label": "工具与记忆网关",
      "sublabel": "MCP/Function Calling、短期会话令牌",
      "pos": [1070, 230],
      "size": [220, 76]
    },
    {
      "id": "dataStore",
      "type": "database",
      "label": "业务主数据",
      "sublabel": "PostgreSQL、pgvector、Redis",
      "pos": [770, 470],
      "size": [220, 76]
    },
    {
      "id": "asyncPipeline",
      "type": "backend",
      "label": "异步内容与运营流水线",
      "sublabel": "字幕、摘要、故事、费用、审计",
      "pos": [1070, 470],
      "size": [220, 76]
    },
    {
      "id": "objectStorage",
      "type": "database",
      "label": "私有对象存储",
      "sublabel": "可选双轨录音与导出",
      "pos": [230, 650],
      "size": [180, 72]
    },
    {
      "id": "webApps",
      "type": "frontend",
      "label": "家庭端与运营端",
      "sublabel": "设备、通话、隐私、配置、诊断",
      "pos": [490, 650],
      "size": [200, 72]
    }
  ],
  "boundaries": [
    {
      "kind": "region",
      "label": "设备侧",
      "wraps": ["device", "hardwareSdk"],
      "pad": 22
    },
    {
      "kind": "region",
      "label": "火山引擎托管域",
      "wraps": ["volcAgent", "deviceRegistry"],
      "pad": 22
    },
    {
      "kind": "security-group",
      "label": "自有平台可信域（业务事实唯一主库）",
      "wraps": ["platformApi", "toolGateway", "dataStore", "asyncPipeline", "objectStorage", "webApps"],
      "pad": 24
    }
  ],
  "connections": [
    {
      "id": "humanVoice",
      "from": "elder",
      "to": "device",
      "label": "双向语音",
      "variant": "emphasis"
    },
    {
      "id": "audioFrames",
      "from": "device",
      "to": "hardwareSdk",
      "label": "PCM/设备事件",
      "variant": "emphasis"
    },
    {
      "id": "agentLink",
      "from": "hardwareSdk",
      "to": "volcAgent",
      "label": "SDK 直连会话",
      "variant": "emphasis",
      "labelAt": [730, 316]
    },
    {
      "id": "provisioning",
      "from": "deviceRegistry",
      "to": "hardwareSdk",
      "label": "设备凭证与 Bot 绑定",
      "variant": "security"
    },
    {
      "id": "prepareSession",
      "from": "device",
      "to": "platformApi",
      "label": "HTTPS 会话控制、字幕与状态",
      "variant": "security"
    },
    {
      "id": "toolCalls",
      "from": "volcAgent",
      "to": "toolGateway",
      "label": "MCP / FC",
      "variant": "security"
    },
    {
      "id": "toolData",
      "from": "toolGateway",
      "to": "dataStore",
      "label": "租户与长者范围查询",
      "variant": "security"
    },
    {
      "id": "conversationFacts",
      "from": "platformApi",
      "to": "dataStore",
      "label": "会话/授权快照",
      "variant": "emphasis"
    },
    {
      "id": "asyncJobs",
      "from": "dataStore",
      "to": "asyncPipeline",
      "label": "Outbox 可靠任务",
      "variant": "dashed",
      "labelAt": [1030, 560]
    },
    {
      "id": "mediaUpload",
      "from": "device",
      "to": "objectStorage",
      "label": "可选加密录音直传",
      "variant": "dashed",
      "fromSide": "bottom",
      "toSide": "top",
      "labelAt": [320, 316]
    },
    {
      "id": "webControl",
      "from": "webApps",
      "to": "platformApi",
      "label": "HTTPS/OIDC",
      "variant": "security"
    }
  ],
  "cards": [
    {
      "dot": "emerald",
      "title": "保留不动",
      "items": [
        "平台继续掌握设备、授权、通话、记忆、费用和审计主数据",
        "字幕后的摘要、故事、人工确认记忆和隐私删除链路继续复用"
      ]
    },
    {
      "dot": "amber",
      "title": "替换范围",
      "items": [
        "设备不再领取平台 RTC Token，也不再等待云端 StartVoiceChat",
        "火山硬件 SDK 直接建立会话，旧 RTC 房间与 Agent Task 仅保留兼容期"
      ]
    },
    {
      "dot": "rose",
      "title": "上线硬门槛",
      "items": [
        "必须验证服务端强制停话、设备凭证吊销、字幕/用量回传和近远端录音能力",
        "任何一项无法闭环时，先限定为试点能力，不替换现网主链"
      ]
    }
  ]
}