feat: Svelte composition api (#1713)

* chore: initial work to add composition api to svelte

* chore: more fixes on types, maybe

* chore: more work on the Svelte composition adapter

* chore: rename from Hook to Rune

* chore: attempt to finalize Svelte composition support

* chore: add tests and fix issues with usage

* ci: apply automated fixes and generate docs

* chore: fix linting

* chore: fix knip

* ci: apply automated fixes and generate docs

* chore: fix issues with type imports

* chore: add large form examples

* docs: add form composition docs

* chore: rename API to `createFormCreator`

Thank you Rich! https://bsky.app/profile/rich-harris.dev/post/3m6wsp2odls2j

* chore: add changeset

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Co-authored-by: autofix-ci[bot] <114827586+autofix-ci[bot]@users.noreply.github.com>

Author: crutchcorn

.changeset/tiny-badgers-swim.md

@@ -0,0 +1,5 @@
+---
+'@tanstack/svelte-form': minor
+---
+
+Add createFormCreator API