chore: improve toolings for better DX

[motss]

Description

Use internal toolings to improve DX.

Changes

• Update dependencies
• Migrate toolings to use @reallyland/tools for linting, compilation, and other configurations
• Migrate to vitest for unit testings and benchmarkings
• Update other config files
• Update Github actions scripts for linting, testings, benchmarkings, and publishing
• Remove unused files
• Update Github templates
• Add funding details

[codecov]

Codecov Report

Merging #126 (306afb7) into main (a2ab0aa) will not change coverage.
The diff coverage is 100.00%.

@@            Coverage Diff            @@
##              main      #126   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files            1         5    +4     
  Lines          146       152    +6     
  Branches         0         5    +5     
=========================================
+ Hits           146       152    +6     

Flag	Coverage Δ
unit_tests	100.00% <100.00%> (ø)

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Impacted Files	Coverage Δ
src/diacritics.ts	100.00% <100.00%> (ø)
src/index.ts	100.00% <100.00%> (ø)
src/normalize-sync.ts	100.00% <100.00%> (ø)
src/normalize.ts	100.00% <100.00%> (ø)
src/types.ts	100.00% <100.00%> (ø)

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