diff --git a/packages/astro/src/vite-plugin-markdown/index.ts b/packages/astro/src/vite-plugin-markdown/index.ts
index d7c02192c..b3c916bcd 100644
--- a/packages/astro/src/vite-plugin-markdown/index.ts
+++ b/packages/astro/src/vite-plugin-markdown/index.ts
@@ -125,9 +125,15 @@ export default function markdown({ config }: AstroPluginOptions): Plugin {
 				let { data: frontmatter, content: markdownContent } = matter(source);
 
 				// Turn HTML comments into JS comments
-				markdownContent = markdownContent.replace(/<\s*!--([^-->]*)(.*?)-->/gs, (whole) => `{/*${whole}*/}`)
+				markdownContent = markdownContent.replace(
+					/<\s*!--([^-->]*)(.*?)-->/gs,
+					(whole) => `{/*${whole}*/}`
+				);
 
-				let renderResult = await renderMarkdown(markdownContent, { ...renderOpts, fileURL: fileUrl } as any);
+				let renderResult = await renderMarkdown(markdownContent, {
+					...renderOpts,
+					fileURL: fileUrl,
+				} as any);
 				let { code: astroResult, metadata } = renderResult;
 				const { layout = '', components = '', setup = '', ...content } = frontmatter;
 				content.astro = metadata;
diff --git a/packages/astro/test/astro-markdown.test.js b/packages/astro/test/astro-markdown.test.js
index 0f9d28c86..525522316 100644
--- a/packages/astro/test/astro-markdown.test.js
+++ b/packages/astro/test/astro-markdown.test.js
@@ -39,7 +39,7 @@ describe('Astro Markdown', () => {
 		const html = await fixture.readFile('/slug/index.html');
 		const $ = cheerio.load(html);
 
-		expect($('h1').attr("id")).to.equal('my-blog-post');
+		expect($('h1').attr('id')).to.equal('my-blog-post');
 	});
 
 	it('Can handle code elements without extra spacing', async () => {
@@ -47,7 +47,7 @@ describe('Astro Markdown', () => {
 		const $ = cheerio.load(html);
 
 		$('code').each((_, el) => {
-			expect($(el).html()).to.equal($(el).html().trim())
+			expect($(el).html()).to.equal($(el).html().trim());
 		});
 	});
 
@@ -76,7 +76,7 @@ describe('Astro Markdown', () => {
 	it('Can handle scripts in markdown pages', async () => {
 		const html = await fixture.readFile('/script/index.html');
 		console.log(html);
-		expect(html).not.to.match(new RegExp("\/src\/scripts\/test\.js"));
+		expect(html).not.to.match(new RegExp('/src/scripts/test.js'));
 	});
 
 	it('Can load more complex jsxy stuff', async () => {
diff --git a/packages/markdown/remark/src/index.ts b/packages/markdown/remark/src/index.ts
index d942bf7bf..5df5566a1 100644
--- a/packages/markdown/remark/src/index.ts
+++ b/packages/markdown/remark/src/index.ts
@@ -36,8 +36,15 @@ export async function renderMarkdown(
 	content: string,
 	opts: MarkdownRenderingOptions = {}
 ): Promise<MarkdownRenderingResult> {
-	let { fileURL, mode = 'mdx', syntaxHighlight = 'shiki', shikiConfig = {}, remarkPlugins = [], rehypePlugins = [] } = opts;
-	const input = new VFile({ value: content, path: fileURL })
+	let {
+		fileURL,
+		mode = 'mdx',
+		syntaxHighlight = 'shiki',
+		shikiConfig = {},
+		remarkPlugins = [],
+		rehypePlugins = [],
+	} = opts;
+	const input = new VFile({ value: content, path: fileURL });
 	const scopedClassName = opts.$?.scopedClassName;
 	const isMDX = mode === 'mdx';
 	const { headers, rehypeCollectHeaders } = createCollectHeaders();
diff --git a/packages/markdown/remark/src/mdast-util-mdxish.ts b/packages/markdown/remark/src/mdast-util-mdxish.ts
index 52a99deeb..10b19f5be 100644
--- a/packages/markdown/remark/src/mdast-util-mdxish.ts
+++ b/packages/markdown/remark/src/mdast-util-mdxish.ts
@@ -1,18 +1,12 @@
-import {
-  mdxExpressionFromMarkdown,
-  mdxExpressionToMarkdown
-} from 'mdast-util-mdx-expression'
-import {mdxJsxFromMarkdown, mdxJsxToMarkdown} from 'mdast-util-mdx-jsx'
+import { mdxExpressionFromMarkdown, mdxExpressionToMarkdown } from 'mdast-util-mdx-expression';
+import { mdxJsxFromMarkdown, mdxJsxToMarkdown } from 'mdast-util-mdx-jsx';
 
 export function mdxFromMarkdown(): any {
-  return [mdxExpressionFromMarkdown, mdxJsxFromMarkdown]
+	return [mdxExpressionFromMarkdown, mdxJsxFromMarkdown];
 }
 
 export function mdxToMarkdown(): any {
-  return {
-    extensions: [
-      mdxExpressionToMarkdown,
-      mdxJsxToMarkdown,
-    ]
-  }
+	return {
+		extensions: [mdxExpressionToMarkdown, mdxJsxToMarkdown],
+	};
 }
diff --git a/packages/markdown/remark/src/rehype-collect-headers.ts b/packages/markdown/remark/src/rehype-collect-headers.ts
index 77126ab7e..426b782a3 100644
--- a/packages/markdown/remark/src/rehype-collect-headers.ts
+++ b/packages/markdown/remark/src/rehype-collect-headers.ts
@@ -31,21 +31,22 @@ export default function createCollectHeaders() {
 							return;
 						}
 					}
-					if (child.type === 'text' || child.type === 'raw')  {
+					if (child.type === 'text' || child.type === 'raw') {
 						raw += child.value;
 						text += child.value;
 						isJSX = isJSX || child.value.includes('{');
 					}
 				});
 
-
 				node.properties = node.properties || {};
 				if (typeof node.properties.id !== 'string') {
 					if (isJSX) {
 						// HACK: for ids that have JSX content, use $$slug helper to generate slug at runtime
 						node.properties.id = `$$slug(\`${text.replace(/\{/g, '${')}\`)`;
 						(node as any).type = 'raw';
-						(node as any).value = `<${node.tagName} id={${node.properties.id}}>${raw}</${node.tagName}>`;
+						(
+							node as any
+						).value = `<${node.tagName} id={${node.properties.id}}>${raw}</${node.tagName}>`;
 					} else {
 						node.properties.id = slugger.slug(text);
 					}
diff --git a/packages/markdown/remark/src/rehype-jsx.ts b/packages/markdown/remark/src/rehype-jsx.ts
index 62eb977c0..8549b2624 100644
--- a/packages/markdown/remark/src/rehype-jsx.ts
+++ b/packages/markdown/remark/src/rehype-jsx.ts
@@ -9,36 +9,36 @@ export default function rehypeJsx(): any {
 			}
 			if (MDX_ELEMENTS.has(child.type)) {
 				const attrs = child.attributes.reduce((acc: any[], entry: any) => {
-						let attr = entry.value;
-						if (attr && typeof attr === 'object') {
-							attr = `{${attr.value}}`;
-						} else if (attr && entry.type === 'mdxJsxExpressionAttribute') {
-							attr = `{${attr}}`
-						} else if (attr === null) {
-							attr = "";
-						} else if (typeof attr === 'string') {
-							attr = `"${attr}"`;
-						}
-						if (!entry.name) {
-							return acc + ` ${attr}`;
-						}
-						return acc + ` ${entry.name}${attr ? '=' : ''}${attr}`;
-					}, '');
+					let attr = entry.value;
+					if (attr && typeof attr === 'object') {
+						attr = `{${attr.value}}`;
+					} else if (attr && entry.type === 'mdxJsxExpressionAttribute') {
+						attr = `{${attr}}`;
+					} else if (attr === null) {
+						attr = '';
+					} else if (typeof attr === 'string') {
+						attr = `"${attr}"`;
+					}
+					if (!entry.name) {
+						return acc + ` ${attr}`;
+					}
+					return acc + ` ${entry.name}${attr ? '=' : ''}${attr}`;
+				}, '');
 
 				if (child.children.length === 0) {
 					return {
 						type: 'raw',
-						value: `<${child.name}${attrs} />`
+						value: `<${child.name}${attrs} />`,
 					};
 				}
 				child.children.splice(0, 0, {
 					type: 'raw',
-					value: `\n<${child.name}${attrs}>`
-				})
+					value: `\n<${child.name}${attrs}>`,
+				});
 				child.children.push({
 					type: 'raw',
-					value: `</${child.name}>\n`
-				})
+					value: `</${child.name}>\n`,
+				});
 				return {
 					...child,
 					type: 'element',
diff --git a/packages/markdown/remark/src/remark-mark-and-unravel.ts b/packages/markdown/remark/src/remark-mark-and-unravel.ts
index 4490e4a93..294d4211d 100644
--- a/packages/markdown/remark/src/remark-mark-and-unravel.ts
+++ b/packages/markdown/remark/src/remark-mark-and-unravel.ts
@@ -8,7 +8,7 @@
  * @typedef {import('remark-mdx')} DoNotTouchAsThisImportItIncludesMdxInTree
  */
 
-import {visit} from 'unist-util-visit'
+import { visit } from 'unist-util-visit';
 
 /**
  * A tiny plugin that unravels `<p><h1>x</h1></p>` but also
@@ -19,63 +19,54 @@ import {visit} from 'unist-util-visit'
  * @type {import('unified').Plugin<Array<void>, Root>}
  */
 export default function remarkMarkAndUnravel() {
-  return (tree: any) => {
-    visit(tree, (node, index, parent_) => {
-      const parent = /** @type {Parent} */ (parent_)
-      let offset = -1
-      let all = true
-      /** @type {boolean|undefined} */
-      let oneOrMore
+	return (tree: any) => {
+		visit(tree, (node, index, parent_) => {
+			const parent = /** @type {Parent} */ parent_;
+			let offset = -1;
+			let all = true;
+			/** @type {boolean|undefined} */
+			let oneOrMore;
 
-      if (parent && typeof index === 'number' && node.type === 'paragraph') {
-        const children = node.children
+			if (parent && typeof index === 'number' && node.type === 'paragraph') {
+				const children = node.children;
 
-        while (++offset < children.length) {
-          const child = children[offset]
+				while (++offset < children.length) {
+					const child = children[offset];
 
-          if (
-            child.type === 'mdxJsxTextElement' ||
-            child.type === 'mdxTextExpression'
-          ) {
-            oneOrMore = true
-          } else if (
-            child.type === 'text' &&
-            /^[\t\r\n ]+$/.test(String(child.value))
-          ) {
-            // Empty.
-          } else {
-            all = false
-            break
-          }
-        }
+					if (child.type === 'mdxJsxTextElement' || child.type === 'mdxTextExpression') {
+						oneOrMore = true;
+					} else if (child.type === 'text' && /^[\t\r\n ]+$/.test(String(child.value))) {
+						// Empty.
+					} else {
+						all = false;
+						break;
+					}
+				}
 
-        if (all && oneOrMore) {
-          offset = -1
+				if (all && oneOrMore) {
+					offset = -1;
 
-          while (++offset < children.length) {
-            const child = children[offset]
+					while (++offset < children.length) {
+						const child = children[offset];
 
-            if (child.type === 'mdxJsxTextElement') {
-              child.type = 'mdxJsxFlowElement'
-            }
+						if (child.type === 'mdxJsxTextElement') {
+							child.type = 'mdxJsxFlowElement';
+						}
 
-            if (child.type === 'mdxTextExpression') {
-              child.type = 'mdxFlowExpression'
-            }
-          }
+						if (child.type === 'mdxTextExpression') {
+							child.type = 'mdxFlowExpression';
+						}
+					}
 
-          parent.children.splice(index, 1, ...children)
-          return index
-        }
-      }
+					parent.children.splice(index, 1, ...children);
+					return index;
+				}
+			}
 
-      if (
-        node.type === 'mdxJsxFlowElement' ||
-        node.type === 'mdxJsxTextElement'
-      ) {
-        const data = node.data || (node.data = {})
-        data._mdxExplicitJsx = true
-      }
-    })
-  }
+			if (node.type === 'mdxJsxFlowElement' || node.type === 'mdxJsxTextElement') {
+				const data = node.data || (node.data = {});
+				data._mdxExplicitJsx = true;
+			}
+		});
+	};
 }
diff --git a/packages/markdown/remark/src/remark-mdxish.ts b/packages/markdown/remark/src/remark-mdxish.ts
index b5d41d228..0ad8cbf4f 100644
--- a/packages/markdown/remark/src/remark-mdxish.ts
+++ b/packages/markdown/remark/src/remark-mdxish.ts
@@ -1,15 +1,15 @@
-import {mdxjs} from 'micromark-extension-mdxjs'
-import { mdxFromMarkdown, mdxToMarkdown } from './mdast-util-mdxish.js'
+import { mdxjs } from 'micromark-extension-mdxjs';
+import { mdxFromMarkdown, mdxToMarkdown } from './mdast-util-mdxish.js';
 
 export default function remarkMdxish(this: any, options = {}) {
-  const data = this.data()
+	const data = this.data();
 
-  add('micromarkExtensions', mdxjs(options))
-  add('fromMarkdownExtensions', mdxFromMarkdown())
-  add('toMarkdownExtensions', mdxToMarkdown())
+	add('micromarkExtensions', mdxjs(options));
+	add('fromMarkdownExtensions', mdxFromMarkdown());
+	add('toMarkdownExtensions', mdxToMarkdown());
 
-  function add(field: string, value: unknown) {
-    const list = data[field] ? data[field] : (data[field] = [])
-    list.push(value)
-  }
+	function add(field: string, value: unknown) {
+		const list = data[field] ? data[field] : (data[field] = []);
+		list.push(value);
+	}
 }
diff --git a/packages/markdown/remark/test/components.test.js b/packages/markdown/remark/test/components.test.js
index 0f3418c24..6e8017aa0 100644
--- a/packages/markdown/remark/test/components.test.js
+++ b/packages/markdown/remark/test/components.test.js
@@ -49,14 +49,23 @@ describe('components', () => {
 	it('should normalize children', async () => {
 		const { code } = await renderMarkdown(`<Component bool={true}>Hello world!</Component>`, {});
 
-		chai.expect(code).to.equal(`<Fragment>\n<Component bool={true}>Hello world!</Component>\n</Fragment>`);
+		chai
+			.expect(code)
+			.to.equal(`<Fragment>\n<Component bool={true}>Hello world!</Component>\n</Fragment>`);
 	});
 
 	it('should allow markdown without many spaces', async () => {
-		const { code } = await renderMarkdown(`<Component>
+		const { code } = await renderMarkdown(
+			`<Component>
 # Hello world!
-</Component>`, {});
+</Component>`,
+			{}
+		);
 
-		chai.expect(code).to.equal(`<Fragment>\n<Component><h1 id="hello-world">Hello world!</h1></Component>\n</Fragment>`);
+		chai
+			.expect(code)
+			.to.equal(
+				`<Fragment>\n<Component><h1 id="hello-world">Hello world!</h1></Component>\n</Fragment>`
+			);
 	});
 });
diff --git a/packages/markdown/remark/test/expressions.test.js b/packages/markdown/remark/test/expressions.test.js
index bcc95cbed..17674c543 100644
--- a/packages/markdown/remark/test/expressions.test.js
+++ b/packages/markdown/remark/test/expressions.test.js
@@ -17,24 +17,35 @@ describe('expressions', () => {
 	it('should be able to serialize expression inside markdown', async () => {
 		const { code } = await renderMarkdown(`# {frontmatter.title}`, {});
 
-		chai.expect(code).to.equal(`<h1 id={$$slug(\`\${frontmatter.title}\`)}>{frontmatter.title}</h1>`);
+		chai
+			.expect(code)
+			.to.equal(`<h1 id={$$slug(\`\${frontmatter.title}\`)}>{frontmatter.title}</h1>`);
 	});
 
 	it('should be able to serialize complex expression inside markdown', async () => {
 		const { code } = await renderMarkdown(`# Hello {frontmatter.name}`, {});
 
-		chai.expect(code).to.equal(`<h1 id={$$slug(\`Hello \${frontmatter.name}\`)}>Hello {frontmatter.name}</h1>`);
+		chai
+			.expect(code)
+			.to.equal(`<h1 id={$$slug(\`Hello \${frontmatter.name}\`)}>Hello {frontmatter.name}</h1>`);
 	});
 
 	it('should be able to serialize complex expression with markup inside markdown', async () => {
 		const { code } = await renderMarkdown(`# Hello <span>{frontmatter.name}</span>`, {});
 
-		chai.expect(code).to.equal(`<h1 id={$$slug(\`Hello \${frontmatter.name}\`)}>Hello <span>{frontmatter.name}</span></h1>`);
+		chai
+			.expect(code)
+			.to.equal(
+				`<h1 id={$$slug(\`Hello \${frontmatter.name}\`)}>Hello <span>{frontmatter.name}</span></h1>`
+			);
 	});
 
 	it('should be able to serialize function expression', async () => {
-		const { code } = await renderMarkdown(`{frontmatter.list.map(item => <p id={item}>{item}</p>)}`	, {});
+		const { code } = await renderMarkdown(
+			`{frontmatter.list.map(item => <p id={item}>{item}</p>)}`,
+			{}
+		);
 
 		chai.expect(code).to.equal(`{frontmatter.list.map(item => <p id={item}>{item}</p>)}`);
-	})
+	});
 });
diff --git a/packages/markdown/remark/test/plugins.test.js b/packages/markdown/remark/test/plugins.test.js
index 4954047b5..a1abeb2ed 100644
--- a/packages/markdown/remark/test/plugins.test.js
+++ b/packages/markdown/remark/test/plugins.test.js
@@ -16,11 +16,11 @@ describe('plugins', () => {
 					};
 
 					return transformer;
-				}
-			]
+				},
+			],
 		});
 
 		chai.expect(typeof context).to.equal('object');
 		chai.expect(context.path).to.equal(fileURLToPath(new URL('virtual.md', import.meta.url)));
 	});
-})
+});