Update Astro docs to use v0.21 (#1738)

* update docs site to leverage astro v0.21

* fix resolutions

* fix docsearch import

* Resolve `@docsearch/react` is a cross-execution-context-friendly way

* chore: update astro version

* fix: remove line highlighting syntax

* fix: braces inside of attr string

* Match current astro version

* Trim leading newline in MainLayout.astro template

* Move card grid styles into Layout

Co-authored-by: Nate Moore <nate@skypack.dev>

2 files changed, 6 insertions, 4 deletions

diff --git a/docs/src/components/Header/Header.astro b/docs/src/components/Header/Header.astro
index 901075cf4..06954bd7f 100644
--- a/docs/src/components/Header/Header.astro
+++ b/docs/src/components/Header/Header.astro
@@ -1,8 +1,8 @@
 ---
 import SkipToContent from './SkipToContent.astro';
 import SidebarToggle from './SidebarToggle.tsx';
-import LanguageSelect from './LanguageSelect.jsx';
-import Search from "./Search.jsx";
+import LanguageSelect from './LanguageSelect.tsx';
+import Search from "./Search.tsx";
 import { getLanguageFromURL } from '../../util.ts';
 const {currentPage} = Astro.props;
 const lang = currentPage && getLanguageFromURL(currentPage);
diff --git a/docs/src/components/Header/Search.tsx b/docs/src/components/Header/Search.tsx
index 7b8532a81..4ca7b4ef1 100644
--- a/docs/src/components/Header/Search.tsx
+++ b/docs/src/components/Header/Search.tsx
@@ -1,10 +1,12 @@
 /* jsxImportSource: react */
 import { useState, useCallback, useRef } from 'react';
 import { createPortal } from 'react-dom';
-import { DocSearchModal, useDocSearchKeyboardEvents } from '@docsearch/react';
-import '@docsearch/css//dist/style.css';
+import * as docsearch from '@docsearch/react';
+import '@docsearch/css/dist/style.css';
 import './Search.css';
 
+const { DocSearchModal, useDocSearchKeyboardEvents } = ((docsearch as unknown as { default: typeof docsearch }).default || docsearch)
+
 export default function Search(props) {
   const [isOpen, setIsOpen] = useState(false);
   const searchButtonRef = useRef();