chore(basti-cdk): polishing

[BohdanPetryshyn]

Proposed Changes

This PR applies multiple minor style and documentation-related improvements. See commits for the list of improvements.

Related Issue

48

Checklist

• [x] All the tests and checks passed (npm run test).
• [x] I have added necessary documentation and/or updated existing documentation.
• [x] I have added or modified tests to cover the changes.