Docs: migration from Hugo to Astro (#41251)

Co-authored-by: HiDeoo <494699+HiDeoo@users.noreply.github.com>
Co-authored-by: Mark Otto <markdotto@gmail.com>

site/astro.config.ts

@@ -0,0 +1,33 @@
+import { defineConfig } from 'astro/config'
+
+import { bootstrap } from './src/libs/astro'
+import { getConfig } from './src/libs/config'
+import { algoliaPlugin } from './src/plugins/algolia-plugin'
+import { stackblitzPlugin } from './src/plugins/stackblitz-plugin'
+
+const isDev = process.env.NODE_ENV === 'development'
+
+const site = isDev
+  ? // In development mode, use the local dev server.
+    'http://localhost:4321'
+  : process.env.DEPLOY_PRIME_URL !== undefined
+  ? // If deploying on Netlify, use the `DEPLOY_PRIME_URL` environment variable.
+    process.env.DEPLOY_PRIME_URL
+  : // Otherwise, use the `baseURL` value defined in the `config.yml` file.
+    getConfig().baseURL
+
+// https://astro.build/config
+export default defineConfig({
+  build: {
+    assets: `docs/${getConfig().docs_version}/assets`
+  },
+  integrations: [bootstrap()],
+  markdown: {
+    smartypants: false,
+    syntaxHighlight: 'prism'
+  },
+  site,
+  vite: {
+    plugins: [algoliaPlugin(), stackblitzPlugin()]
+  }
+})