feat: better signal display

[hugoh]

No description provided.

[codecov]

Codecov Report

❌ Patch coverage is 65.47619% with 29 lines in your changes missing coverage. Please review.
✅ Project coverage is 82.79%. Comparing base (afbb1ae) to head (fc0c86b).
⚠️ Report is 5 commits behind head on main.

Files with missing lines	Patch %	Lines
internal/cmd.go	41.37%	12 Missing and 5 partials ⚠️
internal/cmd_builder.go	45.45%	11 Missing and 1 partial ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #202      +/-   ##
==========================================
- Coverage   85.86%   82.79%   -3.07%     
==========================================
  Files          10       10              
  Lines         573      558      -15     
==========================================
- Hits          492      462      -30     
- Misses         64       73       +9     
- Partials       17       23       +6     

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