docs(deps): update to vitepress v2 alpha (#20275)

Author: sapphi-red

docs/.vitepress/config.ts

@@ -459,6 +459,8 @@ export default defineConfig({
     return pageData
   },
   markdown: {
+    // languages used for twoslash and jsdocs in twoslash
+    languages: ['ts', 'js', 'json'],
     codeTransformers: [transformerTwoslash()],
     config(md) {
       md.use(groupIconMdPlugin)

docs/guide/index.md

@@ -6,7 +6,7 @@
 
 ## Overview
 
-Vite (French word for "quick", pronounced `/vit/`<button style="border:none;padding:3px;border-radius:4px;vertical-align:bottom" id="play-vite-audio" onclick="document.getElementById('vite-audio').play();"><svg style="height:2em;width:2em"><use href="/voice.svg#voice" /></svg></button>, like "veet") is a build tool that aims to provide a faster and leaner development experience for modern web projects. It consists of two major parts:
+Vite (French word for "quick", pronounced `/vit/`<button style="border:none;padding:3px;border-radius:4px;vertical-align:bottom" id="play-vite-audio" onclick="document.getElementById('vite-audio').play();"><svg style="height:2em;width:2em"><use href="/voice.svg?no-inline#voice" /></svg></button>, like "veet") is a build tool that aims to provide a faster and leaner development experience for modern web projects. It consists of two major parts:
 
 - A dev server that provides [rich feature enhancements](./features) over [native ES modules](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Modules), for example extremely fast [Hot Module Replacement (HMR)](./features#hot-module-replacement).
 

docs/package.json

@@ -8,11 +8,11 @@
     "docs-serve": "vitepress serve"
   },
   "devDependencies": {
-    "@shikijs/vitepress-twoslash": "^2.5.0",
+    "@shikijs/vitepress-twoslash": "^3.7.0",
     "@types/express": "^5.0.3",
     "feed": "^5.1.0",
     "gsap": "^3.13.0",
-    "vitepress": "^1.6.3",
+    "vitepress": "^2.0.0-alpha.6",
     "vitepress-plugin-group-icons": "^1.6.0",
     "vitepress-plugin-llms": "^1.5.1",
     "vue": "^3.5.17"