perf(router): improve performance of router

[EdamAme-x]

router performance improvements

Explicitly cached lengths, adjusted the order of evaluation of logical expressions, (without regexp router, for readability)
and removed debugging properties to speed up and use other unique values. (trie-router)

The author should do the following, if applicable

• Add tests
• Run tests
• bun run format:fix && bun run lint:fix to format the code
• Add TSDoc/JSDoc to document the code

[codecov]

Codecov Report

Attention: Patch coverage is 95.23810% with 5 lines in your changes missing coverage. Please review.

Project coverage is 94.31%. Comparing base (90833d2) to head (1c681a9).

Files with missing lines	Patch %	Lines
src/router/linear-router/router.ts	94.31%	5 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #3526      +/-   ##
==========================================
+ Coverage   94.29%   94.31%   +0.01%     
==========================================
  Files         157      157              
  Lines        9488     9492       +4     
  Branches     2763     2779      +16     
==========================================
+ Hits         8947     8952       +5     
+ Misses        541      540       -1     

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