fix ISR in preview in cloudflare

[conico974]

Right now ISR breaks in preview because preview env doesn't have DO on them and the queue we use, use DO.
This PR fixes it by using a custom Queue that will use either the MemoryQueue in preview, or the classic DOQueue.
It also make sure that the queue call happens inside a waitUntil

[changeset-bot]

🦋 Changeset detected

Latest commit: d6b77d2

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 1 package

Name	Type
gitbook-v2	Patch

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[github-actions]

Summary of the deployments:

Version 1

Version	URL	Status
Latest commit	https://5b80d5f9.gitbook-open.pages.dev	✅
PR	https://pr3250.gitbook-open.pages.dev	✅

Version 2

Version	URL	Status
Vercel	https://gitbook-v2-bb0axakbi-gitbook.vercel.app	✅
Cloudflare	https://57e21b86-gitbook-open-v2-preview.gitbook.workers.dev	✅

Test content

Site	v1	2v	2c
GitBook	https://5b80d5f9.gitbook-open.pages.dev/gitbook.com/docs	https://gitbook-v2-bb0axakbi-gitbook.vercel.app/url/gitbook.com/docs	https://57e21b86-gitbook-open-v2-preview.gitbook.workers.dev/url/gitbook.com/docs
E2E	https://5b80d5f9.gitbook-open.pages.dev/gitbook.gitbook.io/test-gitbook-open	https://gitbook-v2-bb0axakbi-gitbook.vercel.app/url/gitbook.gitbook.io/test-gitbook-open	https://57e21b86-gitbook-open-v2-preview.gitbook.workers.dev/url/gitbook.gitbook.io/test-gitbook-open

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Build	Status	Details	Updated (UTC)
customers-v1 (Inspect)	👍 Changes approved	1 changed	May 21, 2025, 7:40 AM
customers-v2 (Inspect)	👍 Changes approved	79 changed	May 21, 2025, 7:41 AM
default (Inspect)	👍 Changes approved	1 changed	May 21, 2025, 7:42 AM
v2-cloudflare (Inspect)	✅ No changes detected	-	May 21, 2025, 7:43 AM
v2-vercel (Inspect)	✅ No changes detected	-	May 21, 2025, 7:43 AM