feat: log requests with invalid / missing session cookie

[clambin]

No description provided.

[codecov]

Codecov Report

Attention: Patch coverage is 98.94737% with 1 line in your changes missing coverage. Please review.

Project coverage is 95.13%. Comparing base (ef2cc62) to head (36c8895).
Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
internal/cmd/run.go	80.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #44      +/-   ##
==========================================
+ Coverage   94.39%   95.13%   +0.74%     
==========================================
  Files          19       19              
  Lines         642      658      +16     
==========================================
+ Hits          606      626      +20     
+ Misses         28       24       -4     
  Partials        8        8              

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