feat(ui): 添加编辑器与对话框联动功能

- 新增 ActiveFileInfo 类型定义
- IDE 组件支持 onActiveFileChange 回调通知活动文件变化
- ChatInput 显示当前活动文件并支持自动附加到消息
- 用户可切换自动附加开关，设置持久化到 localStorage
- 排除 / 和 : 命令避免与斜杠命令和系统命令冲突

packages/ui/src/components/IDE.tsx

@@ -10,6 +10,7 @@ import { cn } from '../utils/cn.js';
 import { readFile, getWorkingDirectory } from '../api/client.js';
 import { FileExplorer } from './FileExplorer.js';
 import { CodeEditor, getLanguageFromFilename, type EditorTab } from './CodeEditor.js';
+import type { ActiveFileInfo } from '../api/types.js';
 
 // localStorage 键名
 const STORAGE_KEY_TABS = 'ai-assistant-editor-tabs';
@@ -25,9 +26,11 @@ interface IDEProps {
   className?: string;
   /** 文件浏览器宽度 */
   sidebarWidth?: number;
+  /** 当前活动文件变化回调 */
+  onActiveFileChange?: (file: ActiveFileInfo | null) => void;
 }
 
-export function IDE({ className, sidebarWidth = 256 }: IDEProps) {
+export function IDE({ className, sidebarWidth = 256, onActiveFileChange }: IDEProps) {
   const [tabs, setTabs] = useState<EditorTab[]>([]);
   const [activeTabId, setActiveTabId] = useState<string | null>(null);
   const [workingDirectory, setWorkingDirectory] = useState<string>('');
@@ -134,6 +137,23 @@ export function IDE({ className, sidebarWidth = 256 }: IDEProps) {
     }
   }, [activeTabId, tabs]);
 
+  // 通知父组件活动文件变化
+  useEffect(() => {
+    if (!onActiveFileChange) return;
+
+    const activeTab = tabs.find((tab) => tab.id === activeTabId);
+    if (activeTab) {
+      onActiveFileChange({
+        path: activeTab.path,
+        name: activeTab.name,
+        content: activeTab.content,
+        language: activeTab.language,
+      });
+    } else {
+      onActiveFileChange(null);
+    }
+  }, [activeTabId, tabs, onActiveFileChange]);
+
   // 打开文件
   const handleFileSelect = useCallback(async (path: string, name: string) => {
     // 检查是否已打开