[Docs]: Update Cloudflare README (#4232)

* update cloudflare readme

* Create modern-papayas-rhyme.md

Co-authored-by: Nate Moore <natemoo-re@users.noreply.github.com>

.changeset/modern-papayas-rhyme.md

@@ -0,0 +1,5 @@
+---
+"@astrojs/cloudflare": patch
+---
+
+Update README

packages/integrations/cloudflare/README.md

@@ -27,7 +27,7 @@ Cloudflare Pages has 2 different modes for deploying functions, `advanced` mode
 
 For most projects the adaptor default of `advanced` will be sufficiant, when in this mode the `dist` folder will contain your compiled project. However if you'd like to use [pages plugins](https://developers.cloudflare.com/pages/platform/functions/plugins/) such as [Sentry](https://developers.cloudflare.com/pages/platform/functions/plugins/sentry/) for example to enable logging, you'll need to use directory mode.
 
-In directory mode the adaptor will compile the client side part of you app the same way, but it will move the worker script into a `functions` folder in the project root. The adaptor will only ever place a `[[path]].js` in that folder, allowing you to add additional plugins and pages middlewhere which can be checked into version control  .
+In directory mode the adaptor will compile the client side part of you app the same way, but it will move the worker script into a `functions` folder in the project root. The adaptor will only ever place a `[[path]].js` in that folder, allowing you to add additional plugins and pages middleware which can be checked into version control.
 
 ```ts
 // directory mode
@@ -45,7 +45,7 @@ In order for preview to work you must install `wrangler`
 $ pnpm install wrangler --save-dev
 ```
 
-It's then possible to update the preview script in your `package.json` to `"preview": "wrangler pages dev ./dist"`
+It's then possible to update the preview script in your `package.json` to `"preview": "wrangler pages dev ./dist"`.This will allow you run your entire application locally with [Wrangler](https://github.com/cloudflare/wrangler2), which supports secrets, environment variables, KV namespaces, Durable Objects and [all other supported Cloudflare bindings](https://developers.cloudflare.com/pages/platform/functions/#adding-bindings).
 
 ## Streams
 
@@ -54,3 +54,4 @@ Some integrations such as [React](https://github.com/withastro/astro/tree/main/p
 In order to work around this:
 - install the `"web-streams-polyfill"` package
 - add `import "web-streams-polyfill/es2018";` to the top of the front matter of every page which requires streams, such as server rendering a React component.
+