Feat: Added possibility to create the Repository in the Builder

[michael-schmetter]

Description

Refactored the UnleashBuilder.php to enable it to also build only the repository

Type of change

• [ ] Bug fix (non-breaking change which fixes an issue)
• [X] New feature (non-breaking change which adds functionality)
• [ ] Breaking change (fix or feature that would cause existing functionality to not work as expected)
• [x] This change requires a documentation update

How Has This Been Tested?

• [X] Unit tests
• [ ] Spec Tests
• [ ] Integration tests / Manual Tests

Checklist:

• [X] I have performed a self-review of my own code
• [X] I have commented my code, particularly in hard-to-understand areas
• [X] I have made corresponding changes to the documentation
• [X] My changes generate no new warnings
• [X] I have added tests that prove my fix is effective or that my feature works
• [X] New and existing unit tests pass locally with my changes
• [X] Any dependent changes have been merged and published in downstream modules

[michael-schmetter]

@RikudouSage What do you think?

[RikudouSage]

@michael-schmetter Sorry, I totally missed this! I'll do a code review today and let you know.

[michael-schmetter]

@RikudouSage Short question: What do you think when this will be released?

[RikudouSage]

@michael-schmetter Just released it.