fix(api): remove unused v1 dto middleware logic

[yassinedorbozgithub]

Motivation

The main motivation of this update is to remove unnecessary middleware v1 logic.

Fixes #211

Type of change:

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

Checklist:

• [x] I have performed a self-review of my own code
• [ ] I have commented my code, particularly in hard-to-understand areas
• [ ] I have made corresponding changes to the documentation (Storybook)
• [ ] I have added unit tests that prove my fix is effective or that my feature works
• [x] New and existing unit tests pass locally with my changes