fix(react-form): ensure FormApi.handleSubmit returns a promise again

[LeCarbonator]

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[changeset-bot]

🦋 Changeset detected

Latest commit: d03739e

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

This PR includes changesets to release 13 packages

Name	Type
@tanstack/react-form	Patch
@tanstack/react-form-nextjs	Patch
@tanstack/react-form-remix	Patch
@tanstack/react-form-start	Patch
@tanstack/form-core	Patch
@tanstack/angular-form	Patch
@tanstack/vue-form	Patch
@tanstack/solid-form	Patch
@tanstack/svelte-form	Patch
@tanstack/form-devtools	Patch
@tanstack/lit-form	Patch
@tanstack/react-form-devtools	Patch
@tanstack/solid-form-devtools	Patch

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---

☁️ Nx Cloud last updated this comment at 2025-12-08 21:38:55 UTC

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More templates

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@tanstack/angular-form

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@tanstack/form-core

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@tanstack/form-devtools

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@tanstack/lit-form

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@tanstack/react-form

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@tanstack/react-form-devtools

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@tanstack/react-form-nextjs

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@tanstack/react-form-start

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@tanstack/solid-form-devtools

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@tanstack/svelte-form

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@tanstack/vue-form

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commit: d03739e

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 54.50%. Comparing base (6892ed0) to head (d03739e).
⚠️ Report is 89 commits behind head on main.

Additional details and impacted files

@@             Coverage Diff             @@
##             main    #1924       +/-   ##
===========================================
- Coverage   90.35%   54.50%   -35.85%     
===========================================
  Files          38       18       -20     
  Lines        1752      233     -1519     
  Branches      444       34      -410     
===========================================
- Hits         1583      127     -1456     
+ Misses        149       94       -55     
+ Partials       20       12        -8     

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