feat(devtools): update to devtools utils, add solid devtools

[harry-whorlow]

updates form devtools to devtool utils and constructors, adds support for solid-form

[changeset-bot]

🦋 Changeset detected

Latest commit: cf6f08f

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

This PR includes changesets to release 3 packages

Name	Type
@tanstack/react-form-devtools	Minor
@tanstack/solid-form-devtools	Minor
@tanstack/form-devtools	Minor

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[nx-cloud]

🤖 Nx Cloud AI Fix Eligible

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View your CI Pipeline Execution ↗ for commit cf6f08f

Command	Status	Duration	Result
nx affected --targets=test:sherif,test:knip,tes...	❌ Failed	52s	View ↗
nx run-many --target=build --exclude=examples/**	✅ Succeeded	1s	View ↗

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☁️ Nx Cloud last updated this comment at 2025-10-24 12:47:03 UTC

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 90.53%. Comparing base (6892ed0) to head (a1ad621).
⚠️ Report is 31 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1789      +/-   ##
==========================================
+ Coverage   90.35%   90.53%   +0.18%     
==========================================
  Files          38       38              
  Lines        1752     1807      +55     
  Branches      444      466      +22     
==========================================
+ Hits         1583     1636      +53     
- Misses        149      151       +2     
  Partials       20       20              

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