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

.github/workflows/test.yml

@@ -25,11 +25,6 @@ jobs:
           node-version: 22
           cache: pnpm
 
-      - uses: actions/setup-go@v5
-        with:
-          go-version-file: services/wechat-connector/go.mod
-          cache-dependency-path: services/wechat-connector/go.sum
-
       - name: Install dependencies
         run: pnpm install
 
@@ -51,9 +46,6 @@ jobs:
       - name: Skill installation instruction tests
         run: pnpm test:skill-install
 
-      - name: WeChat connector tests
-        run: pnpm test:wechat-connector
-
       - name: Build Electron test application
         run: pnpm test:e2e:build