Config-bundle schema hardening + additional optional fields on imperative create

[nborges-aws]

Description

Small QoL fixes to config-bundles operations.

• Updates config-bundle branchName schema to match service validation regex
• Adds support for branchName and commitMessage optional flags on imperative config-bundle create

Type of Change

• Bug fix
• New feature
• Breaking change
• Documentation update
• Other (please describe):

Testing

How have you tested the change?

• bun run test (1545 pass, 0 fail)
• I ran npm run test:unit and npm run test:integ
• I ran npm run typecheck
• I ran npm run lint
• If I modified src/assets/, I ran npm run test:update-snapshots and committed the updated snapshots

Checklist

• I have read the CONTRIBUTING document
• I have added any necessary tests that prove my fix is effective or my feature works
• I have updated the documentation accordingly
• I have added an appropriate example to the documentation to outline the feature, or no new docs are needed
• My changes generate no new warnings
• Any dependent changes have been merged and published

---

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terms of your choice.

[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 97.14%. Comparing base (33e2d2f) to head (4b5e522).

Additional details and impacted files

@@             Coverage Diff              @@
##           refactor    #2060      +/-   ##
============================================
- Coverage     97.14%   97.14%   -0.01%     
============================================
  Files           382      382              
  Lines         22884    22902      +18     
============================================
+ Hits          22231    22248      +17     
- Misses          653      654       +1     

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[notgitika]

LGTM but I have a nit can we make the commit message conventional commit format?