test: add tests for remotePatterns

[vicb]

• use the compiled patterns from the image manifest instead of re-computing them
• add unit and integration tests for remote patterns
• extract the code out of init to images
• 404 -> 400 to conform with Next.js behavior

/cc @penalosa

[changeset-bot]

🦋 Changeset detected

Latest commit: 1af96b6

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

This PR includes changesets to release 1 package

Name	Type
@opennextjs/cloudflare	Patch

Not sure what this means? Click here to learn what changesets are.

Click here if you're a maintainer who wants to add another changeset to this PR

[pkg-pr-new]

Open in StackBlitz

npm i https://pkg.pr.new/@opennextjs/cloudflare@730

commit: 1af96b6

[vicb]

Thanks for the review James!