feat(#44): features, opt clap

[h1alexbel]

@l3r8yJ take a look, please.

closes #44

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PR-Codex overview

The focus of this PR is to add optional dependencies for CLI features and define feature flags for different CLI components.

Detailed summary

• Added optional dependencies for clap_complete, clap_mangen, and clap_complete_nushell
• Defined feature flags for cli with specific dependencies for different CLI components

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 53.33%. Comparing base (f8bde4e) to head (fce2ded).

Additional details and impacted files

@@           Coverage Diff           @@
##           master      #46   +/-   ##
=======================================
  Coverage   53.33%   53.33%           
=======================================
  Files           4        4           
  Lines          15       15           
=======================================
  Hits            8        8           
  Misses          7        7           

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[l3r8yJ]

@h1alexbel looks good to me!

[github-actions]

@l3r8yJ

excellent review

Analyzed with Phind/Phind-CodeLlama-34B-v2

[h1alexbel]

@l3r8yJ let's try this rultor image: image: yegor256/rultor-image:1.23.1

[h1alexbel]

@rultor merge

[rultor]

@rultor merge

@h1alexbel OK, I'll try to merge now. You can check the progress of the merge here

[rultor]

@rultor merge

@h1alexbel Done! FYI, the full log is here (took me 9min)

[h1alexbel]

nice, this image works!
@l3r8yJ FYI