chore(deps): update dependency @types/node to v26

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
@types/node (source)	25.x → 26.x

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Changed Files

File	Status
package-lock.json	62% smaller
package.json	0% smaller

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 95.78%. Comparing base (b9c5f1d) to head (647509f).

Additional details and impacted files

@@           Coverage Diff           @@
##             main      #90   +/-   ##
=======================================
  Coverage   95.78%   95.78%           
=======================================
  Files           6        6           
  Lines        1517     1517           
  Branches      194      194           
=======================================
  Hits         1453     1453           
  Misses         64       64           

Flag	Coverage Δ
unittests	95.78% <ø> (ø)

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