Rename many parameters, cleanup, simplify checks

[nietras]

No description provided.

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 0% with 171 lines in your changes are missing coverage. Please review.

❗ No coverage uploaded for pull request base (main@c6dddd7). Click here to learn what that means.

Files	Patch %	Lines
src/Llm/Llm.cs	0.00%	93 Missing and 44 partials ⚠️
src/Llm/Gpt2.Test.cs	0.00%	27 Missing and 5 partials ⚠️
src/Llm/Gpt2.cs	0.00%	2 Missing ⚠️

Additional details and impacted files

@@          Coverage Diff           @@
##             main      #8   +/-   ##
======================================
  Coverage        ?   0.00%           
======================================
  Files           ?       7           
  Lines           ?    1078           
  Branches        ?     118           
======================================
  Hits            ?       0           
  Misses          ?     961           
  Partials        ?     117           

Flag	Coverage Δ
Debug	0.00% <0.00%> (?)
Release	0.00% <0.00%> (?)
macos-latest	0.00% <0.00%> (?)
ubuntu-latest	0.00% <0.00%> (?)

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