BUILD-8097 Add missing test cases

[mikolaj-matuszny-ext-sonarsource]

Add more tests to achieve 100% coverage

[hedinasr]

@mikolaj-matuszny-ext-sonarsource don't forget to squash and change the commit message.

[sonarqubecloud]

🤖 Pull Request summary

Updates NPM build script with improved version handling and test coverage.

• Improved version format validation to use semantic versioning regex instead of dot counting
• Enhanced SNAPSHOT version handling for maintenance branches with automatic build number appending
• Added support for 2-digit versions by automatically appending .0 when needed
• Expanded test coverage with comprehensive error scenarios and edge cases
• Fixed git mock behavior for shallow repository detection in tests
• Added .DS_Store to .gitignore and updated shellspec coverage pattern

💬 Please send your feedback

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud