feat(cli): add `--unstable-lock` option

[hasundue]

• chore(testing): make CommandStub accept cmd name
• feat(cli): add --unstable-lock option
• feat(lib/git): add types field in CommitProps
• feat(cli): add --prefix-lock option

[codecov[bot]]

Codecov Report

Attention: Patch coverage is 50.00000% with 16 lines in your changes are missing coverage. Please review.

Project coverage is 88.35%. Comparing base (d0f8ae5) to head (338f69e).

Files	Patch %	Lines
lib/testing.ts	38.46%	16 Missing :warning:

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #142 +/- ## ========================================== - Coverage 89.09% 88.35% -0.75% ========================================== Files 20 20 Lines 1238 1262 +24 Branches 198 199 +1 ========================================== + Hits 1103 1115 +12 - Misses 134 146 +12 Partials 1 1 ```

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