feat: merged nsfw event

[pipiiiiii]

Types

• 🚀 Performance Improvements

Background or solution

copilot:walkthrough

fix: #3236

主要解决这个 issue 中的问题，尝试合并相同文件的事件，以为后续通过 onDidFilesChanged 也只会发出一次，所以没必要前置处理那么多次

Changelog

copilot:summary

[pipiiiiii]

合并后事件显著减少，不会导致 cpu 占满

[codecov]

Codecov Report

Attention: 1 lines in your changes are missing coverage. Please review.

Comparison is base (d2efca5) 57.62% compared to head (415af0d) 57.63%.

Files	Patch %	Lines
...service/src/node/recursive/file-service-watcher.ts	94.11%	1 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #3251   +/-   ##
=======================================
  Coverage   57.62%   57.63%           
=======================================
  Files        1340     1340           
  Lines       84544    84557   +13     
  Branches    17587    17590    +3     
=======================================
+ Hits        48722    48737   +15     
  Misses      32553    32553           
+ Partials     3269     3267    -2     

Flag	Coverage Δ
jsdom	52.55% <94.11%> (+<0.01%)	⬆️
node	16.87% <23.52%> (+<0.01%)	⬆️

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