graph TB
    subgraph "前端层"
        UI[React 18 UI]
        ThreeJS[Three.js 3D背景]
        TabChat[对话 Tab]
        TabCron[定时任务 Tab]
        TabPersona[人格设定 Tab]
        SkillHint[技能提示 /]
        DeepResearch[深度研究开关]
        ImgUpload[图片上传]
        UI --> TabChat
        UI --> TabCron
        UI --> TabPersona
        TabChat --> SkillHint
        TabChat --> DeepResearch
        TabChat --> ImgUpload
    end

    subgraph "API层"
        FastAPI[FastAPI Server]
        ChatEP[/chat 对话接口/]
        StopEP[/stop 停止接口/]
        HistoryEP[/history 历史接口/]
        CommandsEP[/get_commands 命令接口/]
        CronsEP[/get_crons 定时任务接口/]
        PersonasEP[/get_personas 人格设定接口/]
        MusicEP[/music 音乐文件接口/]
        FastAPI --> ChatEP
        FastAPI --> StopEP
        FastAPI --> HistoryEP
        FastAPI --> CommandsEP
        FastAPI --> CronsEP
        FastAPI --> PersonasEP
        FastAPI --> MusicEP
    end

    subgraph "会话管理层 SessionManager"
        SessionMgr[GlobalSessionManager]
        Session1[Session A]
        Session2[Session B]
        Session1Queue[(Session A 请求队列)]
        Session2Queue[(Session B 请求队列)]
        SessionMgr -->|管理| Session1
        SessionMgr -->|管理| Session2
        Session1 -->|每个Session独立队列| Session1Queue
        Session2 -->|每个Session独立队列| Session2Queue
    end

    subgraph "Agent层 Session级串行处理"
        Runner1[agent_runner 线程]
        Runner2[agent_runner 线程]
        ReAct1[ReActAgent A]
        ReAct2[ReActAgent B]
        Session1Queue -.->|串行消费| Runner1
        Session2Queue -.->|串行消费| Runner2
        Runner1 --> ReAct1
        Runner2 --> ReAct2
    end

    subgraph "技能层 Skills"
        Skills[Agent Skills]
        SkillDir[.agent/skills/]
        Skills --> SkillDir
    end

    subgraph "工具层 Tools"
        BuiltIn[内置工具]
        MCP[MCP 客户端]
        SubAgent[子代理委托]
    end

    subgraph "MCP 长连接层"
        MCPState1[Playwright MCP 长连接]
        MCPState2[Bazi MCP 无状态]
    end

    subgraph "长期记忆层 ReMe"
        ReMeLight[ReMeLight 单例]
        MemoryStore[(记忆持久化 .reme/)]
        ReMeLight -->|写入| MemoryStore
        ReMeLight -->|语义检索| MemoryStore
    end

    subgraph "人格设定层"
        PersonaDir[.agent/defines/]
        AgentsMd[AGENTS.md 行为规范]
        SoulMd[SOUL.md 人格风格]
        UserMd[USER.md 用户画像]
        PersonaDir --> AgentsMd
        PersonaDir --> SoulMd
        PersonaDir --> UserMd
    end

    subgraph "定时任务层 CronManager"
        CronMgr[CronManager 单例]
        CronJob1[CronJob]
        CronJob2[CronJob]
        CronSession[Session: cronjob]
        CronPersistence[(cron_jobs.json 持久化)]
        CronMgr -->|调度| CronJob1
        CronMgr -->|调度| CronJob2
        CronMgr -->|持久化| CronPersistence
        CronJob1 -.->|触发请求| CronSession
        CronJob2 -.->|触发请求| CronSession
    end

    TabChat -->|SSE 流式| ChatEP
    TabCron -->|轮询| HistoryEP
    TabCron -->|轮询| CronsEP
    TabPersona -->|请求| PersonasEP
    PersonasEP --> PersonaDir
    ChatEP -->|get_or_create_session| SessionMgr
    HistoryEP -->|get_session| SessionMgr
    CronsEP --> CronMgr
    SessionMgr -->|为每个Session启动| Runner1
    SessionMgr -->|为每个Session启动| Runner2
    SessionMgr -->|agent_runner| CronSession
    ReAct1 -->|加载| Skills
    ReAct2 -->|加载| Skills
    ReAct1 -->|调用| BuiltIn
    ReAct2 -->|调用| BuiltIn
    ReAct1 -->|调用| MCP
    ReAct2 -->|调用| MCP
    ReAct1 -->|调用| SubAgent
    ReAct2 -->|调用| SubAgent
    Skills -.->|指导调用| BuiltIn
    Skills -.->|指导调用| MCP
    ReAct1 -->|读写| Memory1[记忆 A]
    ReAct2 -->|读写| Memory2[记忆 B]
    ReAct1 -->|使用| Plan1[规划 A]
    ReAct2 -->|使用| Plan2[规划 B]
    ReAct1 -->|触发| Compress
    ReAct2 -->|触发| Compress
    ReAct1 -->|长期记忆| ReMeLight
    ReAct2 -->|长期记忆| ReMeLight
    ReAct1 -->|注入| PersonaDir
    ReAct2 -->|注入| PersonaDir
    MCP -->|长连接| MCPState1
    MCP -->|SSE| MCPState2