Update dependencies vite, vitest

[clarasb]

This PR

• updates the following dependencies
  • @vitejs/plugin-react-swc: ^4.3.1
  • @vitest/coverage-istanbul: ^4.1.8
  • vite: ^8.0.16
  • vitest: ^4.1.8
• updates Node.js versions used in CI workflow
• replace global with globalThis in tests

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 92.97%. Comparing base (8eb71d7) to head (ef2bc7f).

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #144      +/-   ##
==========================================
+ Coverage   92.91%   92.97%   +0.05%     
==========================================
  Files          90       90              
  Lines        1553     1594      +41     
  Branches      236      243       +7     
==========================================
+ Hits         1443     1482      +39     
- Misses         92       94       +2     
  Partials       18       18              

Flag	Coverage Δ
frontend	86.01% <ø> (+0.49%)	⬆️

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