fix(web,agent): P1 正确性与鉴权加固，P2 抽 fsutil 并补测试（v1.2.8）

web/package.json

@@ -1,14 +1,15 @@
 {
   "name": "fonu-web",
   "private": true,
-  "version": "1.2.6",
+  "version": "1.2.8",
   "packageManager": "npm@10.9.4",
   "type": "module",
   "scripts": {
     "dev": "vite",
     "build": "vue-tsc --noEmit && vite build",
     "preview": "vite preview",
-    "typecheck": "vue-tsc --noEmit"
+    "typecheck": "vue-tsc --noEmit",
+    "test": "vitest run"
   },
   "dependencies": {
     "@codemirror/commands": "^6.11.1",
@@ -33,6 +34,7 @@
     "@vitejs/plugin-vue": "^5.2.1",
     "typescript": "^5.7.2",
     "vite": "^6.0.3",
+    "vitest": "^5.0.1",
     "vue-tsc": "^2.2.0"
   }
 }