WithStateまわり修正

[H1rono]

#233 一部

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 7 lines in your changes missing coverage. Please review.

Project coverage is 69.13%. Comparing base (c0c16ba) to head (b5de3d0).
Report is 3 commits behind head on main.

Files with missing lines	Patch %	Lines
src/handler.rs	0.00%	7 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #244      +/-   ##
==========================================
+ Coverage   68.59%   69.13%   +0.54%     
==========================================
  Files          17       17              
  Lines        1767     1753      -14     
==========================================
  Hits         1212     1212              
+ Misses        555      541      -14     

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.