diff --git a/docs/astro.config.mjs b/docs/astro.config.mjs
index 4f3e7e688..a5299726c 100644
--- a/docs/astro.config.mjs
+++ b/docs/astro.config.mjs
@@ -8,5 +8,5 @@ export default /** @type {import('astro').AstroUserConfig} */ ({
     '@astrojs/renderer-preact',
     // Needed for Algolia search component
     '@astrojs/renderer-react',
-  ]
+  ],
 });
diff --git a/docs/src/pages/migration/0.21.0.md b/docs/src/pages/migration/0.21.0.md
index 5b7847cb4..bc3ce72a0 100644
--- a/docs/src/pages/migration/0.21.0.md
+++ b/docs/src/pages/migration/0.21.0.md
@@ -12,19 +12,17 @@ As a result, configurations written in `snowpack.config.mjs` should be moved int
 ```js
 // @ts-check
 
-/** @type {import('astro').AstroUserConfig} */ 
-export default ({
+/** @type {import('astro').AstroUserConfig} */
+export default {
   renderers: [],
   vite: {
-    plugins: []
-  }
-})
+    plugins: [],
+  },
+};
 ```
 
 To learn more about configuring Vite, please visit their [configuration guide](https://vitejs.dev/config/).
 
-
-
 ## Aliasing
 
 In Astro v0.21, import aliases can be added from `tsconfig.json` or `jsconfig.json`.
@@ -42,8 +40,6 @@ In Astro v0.21, import aliases can be added from `tsconfig.json` or `jsconfig.js
 
 _These aliases are integrated automatically into [VSCode](https://code.visualstudio.com/docs/languages/jsconfig) and other editors._
 
-
-
 ## Variables in Scripts & Styles
 
 In Astro v0.21, server-side variables can be passed into client-side `<style>` or `<script>`.
@@ -65,8 +61,6 @@ const colors = { foregroundColor: "rgb(221 243 228)", backgroundColor: "rgb(24 1
 <h-tick>✓</h-tick>
 ```
 
-
-
 ## Components in Markdown
 
 In Astro v0.21, Components from any framework can be used within Markdown files.
@@ -74,7 +68,7 @@ In Astro v0.21, Components from any framework can be used within Markdown files.
 ```md
 ---
 Layout: '...'
-setup: | 
+setup: |
   import MyReactComponent from '../components/MyReactComponent.jsx'
 ---
 
@@ -87,8 +81,6 @@ setup: |
 </MyReactComponent>
 ```
 
-
-
 ## Environment Variables
 
 In Astro v0.21, environment variables can be loaded from `.env` files in your project directory.
@@ -111,8 +103,6 @@ In this example, `PUBLIC_ANYBODY` will be available as `import.meta.env.PUBLIC_A
 
 > In prior releases, these variables were prefixed with `SNOWPACK_PUBLIC_` and required the `@snowpack/plugin-env` plugin.
 
-
-
 ## File Extensions
 
 In Astro v0.21, files need to be referenced by their actual extension, exactly as it is on disk.
@@ -120,7 +110,7 @@ In Astro v0.21, files need to be referenced by their actual extension, exactly a
 ```tsx
 // Div.tsx
 export default function Div(props) {
-  return <div />
+  return <div />;
 }
 ```
 
@@ -136,7 +126,7 @@ This same change applies to styles.
 ```scss
 // Div.scss
 div {
-  all: unset
+  all: unset;
 }
 ```
 
@@ -145,28 +135,22 @@ div {
 + <link rel="stylesheet" href={Astro.resolve('./Div.scss')}>
 ```
 
-
-
 ## Plugins
 
 In Astro v0.21, Vite plugins may be configured within `astro.config.mjs`.
 
 ```js
-import { imagetools } from 'vite-imagetools'
+import { imagetools } from 'vite-imagetools';
 
 export default {
   vite: {
-    plugins: [
-      imagetools()
-    ]
-  }
-}
+    plugins: [imagetools()],
+  },
+};
 ```
 
 To learn more about Vite plugins, please visit their [plugin guide](https://vitejs.dev/guide/using-plugins.html).
 
-
-
 ## Custom Renderers
 
 In Astro v0.21, plugins should now use `viteConfig()`.
@@ -202,7 +186,5 @@ To learn more about Vite plugins, please visit their [plugin guide](https://vite
 
 > In prior releases, these were configured with `snowpackPlugin` or `snowpackPluginOptions`.
 
-
-
-[Snowpack]: https://www.snowpack.dev
-[Vite]: https://vitejs.dev
+[snowpack]: https://www.snowpack.dev
+[vite]: https://vitejs.dev