feat: add validateInput utility function for release pipeline validation

[uozopio]

Description

This PR adds a test utility function to validate our release pipeline workflow.

Changes

• Added function to the core package
• Function validates string input and returns boolean
• Includes JSDoc documentation

Purpose

This change is part of our end-to-end test of the release workflow to ensure:

• Branch protection rules are working
• CI/CD pipelines trigger correctly
• Conventional commits are enforced
• Changelog generation works as expected

Testing

This is a test PR to validate our complete release cycle from feature development to production release.

[github-actions]

⚠️ PR Size Warning

This PR changes 1376 lines across 3 files, exceeding the soft limit of 1000 lines.

While not required, consider splitting this into smaller PRs for easier review.

[github-actions]

⚠️ PR Size Warning

This PR changes 1376 lines across 3 files, exceeding the soft limit of 1000 lines.

While not required, consider splitting this into smaller PRs for easier review.

[uozopio]

🚀 PR was released in v0.2.1 🚀