SvelteKit compatibility with Svelte 5

[benmccann]

Describe the bug

I thought I'd make a note here that there are also some issues over in the SvelteKit repo so that we don't lose track of them

Reproduction

Issues: https://github.com/sveltejs/kit/issues?q=is%3Aopen+is%3Aissue+label%3A%22svelte+5%22

PRs: https://github.com/sveltejs/kit/pulls?q=is%3Aopen+is%3Apr+label%3A%22svelte+5%22

Logs

No response

System Info

n/a

Severity

blocking an upgrade

[frederikhors]

@benmccann do you mind adding sveltejs/kit#12624 too in this list?

[benmccann]

This issue was meant as a tracking issue for the initial Svelte 5 release, so going to close this since we're past the release now