docs(remix/cf): Add Hydrogen Remix guide (#14551)

## DESCRIBE YOUR PR

Moves the Hydrogen guide to the Cloudflare SDK docs, so all
Cloudflare-specific documentation is held in one place.

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## PRE-MERGE CHECKLIST

*Make sure you've checked the following before merging your changes:*

- [ ] Checked Vercel preview for correctness, including links
- [ ] PR was reviewed and approved by any necessary SMEs (subject matter
experts)
- [ ] PR was reviewed and approved by a member of the [Sentry docs
team](https://github.com/orgs/getsentry/teams/docs)

Author: s1gr1d

docs/platforms/javascript/guides/remix/frameworks/hydrogen.mdx renamed to docs/platforms/javascript/guides/cloudflare/frameworks/hydrogen.mdx

@@ -1,9 +1,9 @@
 ---
-title: Shopify Hydrogen Guide
-description: "Learn how to use the Sentry Remix SDK to instrument your Shopify Hydrogen app."
+title: Hydrogen Guide
+description: "Learn how to use the Sentry Remix SDK to instrument your Hydrogen app."
 ---
 
-If you're using the Shopify Hydrogen framework, you can use the Sentry Remix SDK to add Sentry instrumentation to your app.
+If you're using the Shopify's Hydrogen framework, you can use the Sentry Remix SDK to add Sentry instrumentation to your app.
 
 ## 1. Installing Sentry Remix and Clouflare SDKs
 

docs/platforms/javascript/guides/cloudflare/index.mdx

@@ -13,6 +13,8 @@ You can use the Sentry Cloudflare SDK with popular frameworks running on Cloudfl
 
 - **[Astro](frameworks/astro/)**
 - **[Hono](frameworks/hono/)**
+- **[Hydrogen](frameworks/hydrogen/)**
+- **[Nuxt](frameworks/nuxt/)**
 - **[Remix](frameworks/remix/)**
 - **[SvelteKit](frameworks/sveltekit/)**
 

docs/platforms/javascript/guides/remix/frameworks/index.mdx

@@ -1,8 +1,9 @@
 ---
-title: Cloudflare SDK Framework Guide
-description: "Learn how to set up the Remix SDK with popular Frameworks like Hydrogen."
+title: Cloudflare SDK Guide
+description: "Learn how to set up the Remix SDK or Hydrogen with Cloudflare."
 ---
 
-You can use the Sentry Remix SDK to setup Sentry with frameworks like Shopify Hydrogen.
+You can use the Sentry Remix SDK to set up Sentry with frameworks like Shopify's Hydrogen. The following guides will help you get started with the Sentry Remix SDK on Cloudflare:
 
-<PageGrid />
+- **[Remix on Cloudflare](/platforms/javascript/guides/cloudflare/frameworks/remix/)**
+- **[Hydrogen on Cloudflare](/platforms/javascript/guides/cloudflare/frameworks/hydrogen/)**