feat: Updated CLI syntax to use subcommands

[Isawan]

This is being done to support migrations directly in the binary.

BREAKING CHANGE: Changing CLI syntax to use subcommands.

[codecov]

Codecov Report

Attention: 4 lines in your changes are missing coverage. Please review.

Comparison is base (6d620dc) 87.03% compared to head (66cf17d) 86.59%.
Report is 2 commits behind head on main.

❗ Current head 66cf17d differs from pull request most recent head c6f9164. Consider uploading reports for the commit c6f9164 to get more accurate results

Files	Patch %	Lines
src/lib.rs	55.55%	4 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #268      +/-   ##
==========================================
- Coverage   87.03%   86.59%   -0.44%     
==========================================
  Files          17       17              
  Lines        1257     1268      +11     
==========================================
+ Hits         1094     1098       +4     
- Misses        163      170       +7     

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