added version feature

[KristofferRisa]

Pull Request

Description

Added a new internal command "version"

Type of Change

• Bug fix (non-breaking change that fixes an issue)
• New feature (non-breaking change that adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)
• Documentation update
• Performance improvement
• Code refactoring
• CI/CD changes

Changes Made

• Added version as an command

Testing

• All tests pass locally (go test ./...)
• Manual testing completed

Test commands:

powerctl version

Checklist

• Code follows the project's style guidelines
• Self-review of code completed
• Comments added for complex logic
• Documentation updated (if needed)