fix: support vite and vitest dependency updates on playground

[omer-topal]

Summary by CodeRabbit

• Chores
  • Updated development dependency version pinning for build tool consistency.
    • Ensures the local build and test tooling use a stable, aligned toolset across the playground.
  • Restructured playground application entry point configuration.
    • Switched which root component the playground mounts so the app loads a revised main entry.

[coderabbitai]

No actionable comments were generated in the recent review. 🎉

ℹ️ Recent review info

⚙️ Run configuration

Configuration used: defaults

Review profile: CHILL

Plan: Pro

Run ID: ef0957ca-3340-4d6c-83bc-5dd33cf791ca

📥 Commits

Reviewing files that changed from the base of the PR and between c808cdb and 609bd20.

⛔ Files ignored due to path filters (1)

• playground/yarn.lock is excluded by !**/yarn.lock, !**/*.lock

📒 Files selected for processing (1)

• playground/package.json

---

📝 Walkthrough

Walkthrough

The playground entry import is switched from ./main to ./main-app, and playground/package.json pins vite to 8.0.16 in resolutions while bumping vite and vitest in devDependencies.

Changes

Playground Entry Point and Dependencies

Layer / File(s)	Summary
Application entry point import update playground/src/main.jsx	The import statement is changed from ./main to ./main-app to render a different root component.
Vite and Vitest version updates playground/package.json	The resolutions block pins vite to 8.0.16; devDependencies update vite to ^8.0.16 and vitest to ^4.1.7.

🎯 2 (Simple) | ⏱️ ~10 minutes

🐰 A tiny hop, a careful tweak,
main to main-app — a new root to seek.
Vite and Vitest brushed to shine,
Playground ready, build in line. ✨

🚥 Pre-merge checks | ✅ 5

✅ Passed checks (5 passed)

Check name	Status	Explanation
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title check	✅ Passed	The title accurately describes the main changes: updating vite and vitest dependencies in the playground, which aligns with the package.json modifications shown in the raw summary.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.
Linked Issues check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Out of Scope Changes check	✅ Passed	Check skipped because no linked issues were found for this pull request.

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✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Commit unit tests in branch fix/playground-vite-vitest-updates

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 82.60%. Comparing base (30b412c) to head (609bd20).

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #2996      +/-   ##
==========================================
+ Coverage   82.58%   82.60%   +0.02%     
==========================================
  Files          74       74              
  Lines        8300     8300              
==========================================
+ Hits         6854     6855       +1     
+ Misses        910      909       -1     
  Partials      536      536              

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