feat: Truncation configs

[besaleli]

Truncation configs finally!!!

[codecov-commenter]

Codecov Report

❌ Patch coverage is 86.51685% with 12 lines in your changes missing coverage. Please review.

Files with missing lines	Patch %	Lines
encoderfile/src/build_cli/tokenizer.rs	85.52%	11 Missing ⚠️
encoderfile/src/build_cli/config.rs	90.00%	1 Missing ⚠️

Files with missing lines	Coverage Δ
encoderfile/src/common/config.rs	87.50% <ø> (ø)
encoderfile/src/runtime/tokenizer.rs	85.00% <100.00%> (+1.66%)	⬆️
encoderfile/src/build_cli/config.rs	90.00% <90.00%> (-0.96%)	⬇️
encoderfile/src/build_cli/tokenizer.rs	91.02% <85.52%> (-1.71%)	⬇️

... and 17 files with indirect coverage changes

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[javiermtorres]

LGTM. I need to check the tokenizer design in depth!!!! :)