Improve bundling of core devtools to not leak to client

[AlemTuzlak]

🎯 Changes

I've found some issues with our approach which would leak the tools to client and we had to switch away from tanstack/config due to this, this PR aims to resolve those issues

✅ Checklist

• I have followed the steps in the Contributing guide.
• I have tested this code locally with pnpm test:pr.

🚀 Release Impact

• This change affects published code, and I have generated a changeset.
• This change is docs/CI/dev-only (no release).

[changeset-bot]

⚠️ No Changeset found

Latest commit: 6431b17

Merging this PR will not cause a version bump for any packages. If these changes should not result in a new version, you're good to go. If these changes should result in a version bump, you need to add a changeset.

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[nx-cloud]

View your CI Pipeline Execution ↗ for commit 6431b17

Command	Status	Duration	Result
nx affected --targets=test:format,test:eslint,t...	✅ Succeeded	38s	View ↗
nx run-many --targets=build --exclude=examples/**	✅ Succeeded	15s	View ↗

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☁️ Nx Cloud last updated this comment at 2025-10-20 13:52:18 UTC

[pkg-pr-new]

More templates

• ssr
• @tanstack/devtools-example-react-basic
• @tanstack/devtools-custom-devtools
• tanstack-start-example-counter
• @tanstack/devtools-example-react-https
• start
• @tanstack/devtools-example-react-time-travel
• @tanstack/devtools-example-solid-basic
• @tanstack/devtools-example-solid-start

@tanstack/devtools

npm i https://pkg.pr.new/TanStack/devtools/@tanstack/devtools@219

@tanstack/devtools-client

npm i https://pkg.pr.new/TanStack/devtools/@tanstack/devtools-client@219

@tanstack/devtools-ui

npm i https://pkg.pr.new/TanStack/devtools/@tanstack/devtools-ui@219

@tanstack/devtools-utils

npm i https://pkg.pr.new/TanStack/devtools/@tanstack/devtools-utils@219

@tanstack/devtools-vite

npm i https://pkg.pr.new/TanStack/devtools/@tanstack/devtools-vite@219

@tanstack/devtools-event-bus

npm i https://pkg.pr.new/TanStack/devtools/@tanstack/devtools-event-bus@219

@tanstack/devtools-event-client

npm i https://pkg.pr.new/TanStack/devtools/@tanstack/devtools-event-client@219

@tanstack/react-devtools

npm i https://pkg.pr.new/TanStack/devtools/@tanstack/react-devtools@219

@tanstack/solid-devtools

npm i https://pkg.pr.new/TanStack/devtools/@tanstack/solid-devtools@219

commit: 6431b17