feat: MEMORY.md 访问保护、格式简化及预存问题修复

MEMORY.md 保护: 新建 file-guard.ts 共享守卫模块; read_file/write_file/search_files/run_command 禁止访问根目录 MEMORY.md; permissions.ts 增加 deniedPatterns 深度防御。格式简化: 元数据从 # 注释改为 > 引用语法; 校验规则从 6 条简化为 3 条; context-builder extractContent 适配。预存问题: 修复路径遍历前缀碰撞漏洞; 移除 browser_extract 内容截断; SearXNG 配置实时读取; web_search/web_fetch 移除截断; 侧边栏动态获取工具列表; 版本号 0.1.1

package.json

@@ -1,6 +1,6 @@
 {
   "name": "metona-ai-desktop",
-  "version": "0.1.0",
+  "version": "0.1.1",
   "description": "MetonaAI Desktop — 生产级通用 AI Agent 智能体桌面应用",
   "main": "dist-electron/main/main.js",
   "author": "Metona Team",
@@ -8,7 +8,8 @@
   "type": "module",
   "scripts": {
     "dev": "electron-vite dev",
-    "build": "electron-vite build && electron-builder",
+    "build": "npm run prebuild && electron-vite build && electron-builder",
+    "prebuild": "npm dedupe && rimraf release",
     "build:renderer": "electron-vite build --rendererOnly",
     "build:electron": "tsc -p tsconfig.node.json",
     "preview": "vite preview",
@@ -72,6 +73,7 @@
   "allowScripts": {
     "electron@35.7.5": true,
     "better-sqlite3@11.10.0": true,
-    "esbuild@0.25.12": true
+    "esbuild@0.25.12": true,
+    "electron-winstaller@5.4.0": true
   }
 }