docs(@vant/use): add vuepress

packages/vant-use/.vuepress/config.js

@@ -0,0 +1,33 @@
+module.exports = {
+  base: '/vant-use/',
+  title: 'Vant Use',
+  dest: 'dist',
+  head: [['link', { rel: 'icon', href: 'https://img.yzcdn.cn/vant/logo.png' }]],
+  themeConfig: {
+    nav: [
+      {
+        text: 'Github',
+        link: 'https://github.com/youzan/vant/tree/next/packages/vant-use',
+      },
+    ],
+    sidebarDepth: 0,
+    sidebar: [
+      {
+        title: 'State',
+        collapsable: false,
+        // children: ['/src/useToggle/'],
+      },
+      {
+        title: 'DOM',
+        collapsable: false,
+        children: [
+          '/src/useClickAway/',
+          '/src/useEventListener/',
+          '/src/usePageVisibility/',
+          '/src/useScrollParent/',
+          // '/src/useWindowSize/',
+        ],
+      },
+    ],
+  },
+};