test: rewrite chai to Node.js assert

[BridgeAR]

There was a race condition of running the tests vs merging the PR that still contained chai tests.

[github-actions]

Overall package size

Self size: 4.39 MB
Deduped: 5.21 MB
No deduping: 5.21 MB

Dependency sizes

| name | version | self size | total size | |------|---------|-----------|------------| | import-in-the-middle | 2.0.0 | 68.46 kB | 797.03 kB | | dc-polyfill | 0.1.10 | 26.73 kB | 26.73 kB |

_{🤖 This report was automatically generated by heaviest-objects-in-the-universe}

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 84.49%. Comparing base (39facdd) to head (a02fe6d).
⚠️ Report is 2 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #7153      +/-   ##
==========================================
- Coverage   84.65%   84.49%   -0.17%     
==========================================
  Files         514      523       +9     
  Lines       22049    22445     +396     
==========================================
+ Hits        18666    18964     +298     
- Misses       3383     3481      +98     

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[pr-commenter]

Benchmarks

Benchmark execution time: 2025-12-22 13:45:25

Comparing candidate commit a02fe6d in PR branch BridgeAR/2025-12-22-fix-main-branch with baseline commit 39facdd in branch master.

Found 0 performance improvements and 0 performance regressions! Performance is the same for 288 metrics, 32 unstable metrics.