修复 UI 编辑器剪贴板写入权限

为主窗口补充 clipboard-manager 写文本权限

保留手动复制提示并继续抛出原始 Tauri 剪贴板错误

apps/ai-game-creator-shell/src-tauri/capabilities/main.json

@@ -1,11 +1,12 @@
 {
   "$schema": "../gen/schemas/desktop-schema.json",
   "identifier": "main",
-  "description": "AI 游戏创作主窗口允许读取系统剪贴板图片，用于粘贴素材附件；允许弹出原生打开/保存对话框用于素材上传与导出。",
+  "description": "AI 游戏创作主窗口允许读写系统剪贴板，用于粘贴素材附件和复制生成文件路径；允许弹出原生打开/保存对话框用于素材上传与导出。",
   "windows": ["client"],
   "permissions": [
     "clipboard-manager:allow-read-image",
     "clipboard-manager:allow-read-text",
+    "clipboard-manager:allow-write-text",
     "core:image:allow-rgba",
     "core:image:allow-size",
     "core:resources:allow-close",

apps/ai-game-creator-shell/src/view/ui-editor/components/UiEditorCopyPathButton.tsx

@@ -18,8 +18,9 @@ export function UiEditorCopyPathButton({
     try {
       await writeText(relativePath);
       setCopyState('copied');
-    } catch {
+    } catch (error) {
       setCopyState('failed');
+      throw error;
     }
   }