feat: 重写agent hub连接器，新增对话记录和微信输入状态

- 新增 Agent Hub 对话记录面板，按会话回看机器人与微信用户的完整收发内容
- 新增微信原生正在输入状态，长任务维持 typing，异常路径强制收尾

tests/component/agent-hub-controls.test.tsx

@@ -3,6 +3,12 @@ import userEvent from '@testing-library/user-event'
 import { beforeEach, describe, expect, it, vi } from 'vitest'
 import { AgentHubWorkspace } from '../../src/renderer/src/features/agent-hub/AgentHubWorkspace'
 import type { AgentHubStatus } from '../../src/shared/agent-hub'
+import type {
+  AgentHubConversation,
+  AgentHubConversationSummary
+} from '../../src/shared/agent-hub-conversation'
+
+const SELF_USER_ID = 'fixture-self-openid@im.wechat'
 
 const onlineStatus: AgentHubStatus = {
   hub: 'online',
@@ -10,7 +16,43 @@ const onlineStatus: AgentHubStatus = {
   updatedAt: 1,
   dataApi: 'online',
   databaseReady: true,
-  accountId: 'fixture-agent'
+  accountId: 'fixture-bot-account',
+  wechatUserId: SELF_USER_ID
+}
+
+const conversationSummary: AgentHubConversationSummary = {
+  userId: SELF_USER_ID,
+  accountId: 'fixture-bot-account',
+  firstAt: 1_700_000_000_000,
+  lastAt: 1_700_000_060_000,
+  messageCount: 2,
+  lastPreview: '这是机器人的回答',
+  lastDirection: 'out'
+}
+
+const conversation: AgentHubConversation = {
+  userId: SELF_USER_ID,
+  accountId: 'fixture-bot-account',
+  firstAt: 1_700_000_000_000,
+  lastAt: 1_700_000_060_000,
+  messages: [
+    {
+      id: 'm1',
+      direction: 'in',
+      kind: 'text',
+      text: '微信里最近发生了什么',
+      createdAt: 1_700_000_000_000,
+      messageId: '7506247944749661000'
+    },
+    {
+      id: 'm2',
+      direction: 'out',
+      kind: 'text',
+      text: '这是机器人的回答',
+      createdAt: 1_700_000_060_000,
+      status: 'sent'
+    }
+  ]
 }
 
 describe('Agent Hub controls', () => {
@@ -35,8 +77,13 @@ describe('Agent Hub controls', () => {
       cancelAgentHubLogin: vi.fn().mockResolvedValue({ status: onlineStatus }),
       disconnectAgentHub: vi.fn().mockResolvedValue({
         status: { ...onlineStatus, connector: 'disconnected' }
-      })
-    } as typeof window.api
+      }),
+      getAgentHubConversations: vi.fn().mockResolvedValue([]),
+      getAgentHubConversation: vi.fn().mockResolvedValue(null),
+      clearAgentHubConversations: vi.fn().mockResolvedValue({ success: true }),
+      onAgentHubConversation: vi.fn(() => () => undefined),
+      onAgentHubConversationsCleared: vi.fn(() => () => undefined)
+    } as unknown as typeof window.api
   })
 
   it('filters, copies, and clears logs through shared controls', async () => {
@@ -45,7 +92,7 @@ describe('Agent Hub controls', () => {
     await screen.findByText('系统就绪')
 
     await user.click(screen.getByRole('combobox', { name: '筛选日志来源' }))
-    await user.click(screen.getByRole('option', { name: '系统', exact: true }))
+    await user.click(screen.getByRole('option', { name: '系统' }))
     expect(screen.getByText('系统就绪')).toBeInTheDocument()
     expect(screen.queryByText('等待连接')).not.toBeInTheDocument()
 
@@ -92,4 +139,56 @@ describe('Agent Hub controls', () => {
     })
     expect(window.api.disconnectAgentHub).toHaveBeenCalledOnce()
   })
+
+  it('把收发记录渲染成仿微信对话，左侧用软件内账号的身份', async () => {
+    window.api.getAgentHubConversations = vi.fn().mockResolvedValue([conversationSummary])
+    window.api.getAgentHubConversation = vi.fn().mockResolvedValue(conversation)
+
+    render(<AgentHubWorkspace selfInfo={{ wxid: 'wxid_me', nickname: '测试用户' }} />)
+
+    expect(await screen.findByText('对话记录')).toBeInTheDocument()
+    // 会话标识与扫码登录账号一致时，左侧展示软件内账号的昵称。
+    expect(await screen.findByText('测试用户')).toBeInTheDocument()
+    expect(screen.getByText('1 个会话 · 2 条')).toBeInTheDocument()
+    // 消息线程是第二次拉取，必须 await，否则在并行跑测试时会抢跑。
+    expect(await screen.findByText('微信里最近发生了什么')).toBeInTheDocument()
+    expect(screen.getByText('这是机器人的回答')).toBeInTheDocument()
+    expect(screen.getByText('已发送')).toBeInTheDocument()
+  })
+
+  it('对方不是本机账号时退化为占位身份，并渲染机器人头像', async () => {
+    window.api.getAgentHubConversations = vi
+      .fn()
+      .mockResolvedValue([{ ...conversationSummary, userId: 'other-user-openid@im.wechat' }])
+    window.api.getAgentHubConversation = vi.fn().mockResolvedValue({
+      ...conversation,
+      userId: 'other-user-openid@im.wechat'
+    })
+
+    render(<AgentHubWorkspace selfInfo={{ wxid: 'wxid_me', nickname: '测试用户' }} />)
+
+    expect(await screen.findByText(/微信用户 othe…enid/)).toBeInTheDocument()
+    await screen.findByText('微信里最近发生了什么')
+    // 右侧气泡是机器人：用固定矢量头像，不依赖真实头像资源。
+    expect(document.querySelectorAll('.agent-hub-bot-avatar').length).toBeGreaterThan(0)
+  })
+
+  it('清空对话记录需要二次确认，且不影响运行日志', async () => {
+    const user = userEvent.setup()
+    window.api.getAgentHubConversations = vi.fn().mockResolvedValue([conversationSummary])
+    window.api.getAgentHubConversation = vi.fn().mockResolvedValue(conversation)
+
+    render(<AgentHubWorkspace selfInfo={null} />)
+    await screen.findByText('对话记录')
+
+    await user.click(screen.getByRole('button', { name: '清空记录' }))
+    expect(window.api.clearAgentHubConversations).not.toHaveBeenCalled()
+
+    await user.click(await screen.findByRole('button', { name: '确认清空' }))
+    await act(async () => {
+      await Promise.resolve()
+    })
+    expect(window.api.clearAgentHubConversations).toHaveBeenCalledOnce()
+    expect(screen.getByText(/还没有收发记录/)).toBeInTheDocument()
+  })
 })