优化: 对话交互修复与界面完善

- 修输入法组词回车直发/分离窗误关/出错后按钮死锁
- 新建任务失败弹窗内联提示,会话切换乐观高亮
- 状态多选联动刷新不再冲空可见行
- 测试连接保留已配开关与权重,防抖按提供商分键
- 代码块复制/长回复折叠带量/队列回填/排队时钟
- 子代理完成卡渲染,死链卡片与引用清理
- 截图渲染换 pro 版依赖,样式 token 化收尾

package-lock.json

@@ -18,7 +18,7 @@
         "dagre": "^0.8.5",
         "dompurify": "^3.4.10",
         "highlight.js": "^11.11.1",
-        "html2canvas": "^1.4.1",
+        "html2canvas-pro": "^2.5.0",
         "marked": "^18.0.5",
         "mermaid": "^11.16.0",
         "sortablejs": "^1.15.7",
@@ -2695,17 +2695,17 @@
         "node": ">=12.0.0"
       }
     },
-    "node_modules/html2canvas": {
-      "version": "1.4.1",
-      "resolved": "https://registry.npmmirror.com/html2canvas/-/html2canvas-1.4.1.tgz",
-      "integrity": "sha512-fPU6BHNpsyIhr8yyMpTLLxAbkaK8ArIBcmZIRiBLiDhjeqvXolaEmDGmELFuX9I4xDcaKKcJl+TKZLqruBbmWA==",
+    "node_modules/html2canvas-pro": {
+      "version": "2.5.0",
+      "resolved": "https://registry.npmmirror.com/html2canvas-pro/-/html2canvas-pro-2.5.0.tgz",
+      "integrity": "sha512-+xuLQWcYMGvbXtlIzVOLvNJEXqL/dY7Dbn2T4qYtJvqfPVtJ8BcNr1CrrUp/uCxne9DE/F+eZHsf1khb1dbMyg==",
       "license": "MIT",
       "dependencies": {
         "css-line-break": "^2.1.0",
         "text-segmentation": "^1.0.3"
       },
       "engines": {
-        "node": ">=8.0.0"
+        "node": ">=16.0.0"
       }
     },
     "node_modules/iconv-lite": {