chore(docs): update vitepress configuration

docs/.vitepress/config.ts

@@ -0,0 +1,22 @@
+import { defineConfig } from 'vitepress';
+
+export default defineConfig({
+  lang: 'ru-RU',
+  title: "Toolkit",
+  description: "A collection of typescript and javascript development tools",
+  rewrites: {
+    'packages/:pkg/README.md': 'packages/:pkg/index.md',
+  },
+  themeConfig: {
+    sidebar: [
+      {
+        text: 'Пакеты',
+        items: [
+          { text: '@robonen/tsconfig', link: '/packages/tsconfig/' },
+          { text: '@robonen/renovate', link: '/packages/renovate/' },
+          { text: '@robonen/stdlib', link: '/packages/stdlib/' },
+        ],
+      },
+    ],
+  },
+});