feat: Handle uri directly instead of redirecting

[nanakura]

What type of PR is this?

feat

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如果当前路由无法匹配，但存在带（不带）尾部斜杠的handler，则自动启用该handler。

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[li-jin-gou]

cc @cloudwego/hertz-maintainers

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 22 lines in your changes are missing coverage. Please review.

Project coverage is 82.61%. Comparing base (b7cbc9d) to head (6325524).

❗ Current head 6325524 differs from pull request most recent head e1231dd. Consider uploading reports for the commit e1231dd to get more accurate results

Files	Patch %	Lines
pkg/route/engine.go	0.00%	16 Missing and 1 partial ⚠️
pkg/app/server/option.go	0.00%	5 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff             @@
##           develop    #1083      +/-   ##
===========================================
- Coverage    82.79%   82.61%   -0.19%     
===========================================
  Files           98       98              
  Lines        10032    10054      +22     
===========================================
  Hits          8306     8306              
- Misses        1236     1257      +21     
- Partials       490      491       +1     

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[Skyenought]

lgtm

[nanakura]

@li-jin-gou 下一步该做什么