改进MCP发布体验：URL媒体下载、内容限制校验、发布返回笔记链接、新增查看已发布笔记工具；整合发布入口至小红书页面modal；端口统一改为9527；新增pnpm run restart脚本

package.json

@@ -9,10 +9,11 @@
   },
   "scripts": {
     "build": "tsup",
-    "build:web": "cd web && npm run build && mkdir -p ../dist/web && cp -r dist/* ../dist/web/",
-    "build:all": "rm -rf dist/index.js dist/index.js.map && npm run build && npm run build:web",
+    "build:web": "cd web && pnpm build && mkdir -p ../dist/web && cp -r dist/* ../dist/web/",
+    "build:all": "pnpm build && pnpm build:web",
+    "restart": "pnpm build:all && pkill -f 'node dist/index.js' ; sleep 1 && node dist/index.js &",
     "dev": "tsup --watch",
-    "dev:web": "cd web && npm run dev",
+    "dev:web": "cd web && pnpm dev",
     "start": "node dist/index.js",
     "test": "vitest run",
     "test:watch": "vitest",