docs(source-maps): Add hints for bundler selection in wizard

Author: s1gr1d

platform-includes/sourcemaps/overview/javascript.mdx

@@ -31,6 +31,18 @@ If you used Create React App to set up your React application see our <PlatformL
 - <PlatformLink to="/sourcemaps/uploading/vite/">Vite</PlatformLink>
 - <PlatformLink to="/sourcemaps/uploading/esbuild/">esbuild</PlatformLink>
 
+<Alert>
+  Select the bundler that corresponds to your framework. If you're unsure which bundler your framework uses, check your project's `package.json`, build configuration files, or the framework's documentation.
+</Alert>
+
+<PlatformSection supported={['javascript.cloudflare']}>
+  <Alert>
+    When deploying to Cloudflare Pages, select the bundler that matches your framework as noted above.
+
+    When deploying to Cloudflare Workers, select `esbuild` as this is the [bundler used by Wrangler](https://developers.cloudflare.com/workers/wrangler/bundling/), Cloudflare's official CLI tool for Workers.
+  </Alert>
+</PlatformSection>
+
 ### Guides for Source Maps
 
 - <PlatformLink to="/sourcemaps/uploading/typescript/">