perf(serverless): reduce `clone()`ing

[QuiiBz]

About

Reduce clone()ing inside serverless' request handler and replace the handle_response signature with a FnOnce (instead of Fn)

[changeset-bot[bot]]

🦋 Changeset detected

Latest commit: 9cfe005d944c4f973a2d38d732de24faf94fecfb

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

This PR includes changesets to release 1 package

| Name | Type | | ----------------- | ----- | | @lagon/serverless | 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](https://github.com/lagonapp/lagon/new/perf/serverless-less-cloning?filename=.changeset/eighty-kings-hunt.md&value=---%0A%22%40lagon%2Fcli%22%3A%20patch%0A%22%40lagon%2Fruntime%22%3A%20patch%0A%22%40lagon%2Fserverless%22%3A%20patch%0A%22%40lagon%2Fruntime-utils%22%3A%20patch%0A---%0A%0Aperf(serverless)%3A%20reduce%20%60clone()%60ing%0A)

[vercel[bot]]

The latest updates on your projects. Learn more about Vercel for Git ↗︎

Name	Status	Preview	Comments	Updated (UTC)
dashboard	✅ Ready (Inspect)	Visit Preview		Jun 20, 2023 3:57pm
docs	✅ Ready (Inspect)	Visit Preview		Jun 20, 2023 3:57pm
storybook	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Jun 20, 2023 3:57pm
www	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Jun 20, 2023 3:57pm