feat: remove path limit

[devhaozi]

Closes #

📑 Description

移除自动为证书路径加 . ，支持使用绝对路径配置证书。

✅ Checks

• My pull request adheres to the code style of this project
• My code requires changes to the documentation
• I have updated the documentation as required
• All the tests have passed

ℹ Additional Information

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (6d6dcf7) 78.72% compared to head (2ecb06c) 79.26%.

Additional details and impacted files

@@            Coverage Diff             @@
##           master      #40      +/-   ##
==========================================
+ Coverage   78.72%   79.26%   +0.54%     
==========================================
  Files          12       12              
  Lines         879      873       -6     
==========================================
  Hits          692      692              
+ Misses        155      151       -4     
+ Partials       32       30       -2     

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