Add Klingon (tlh) Translation to the Application.

[EliasDeHondt]

🤍🩵💜MERGEREQUEST💜🩵🤍

📘Table of Contents

1. 📘Table of Contents
2. 🖖Introduction
3. 📎Definition of done Merge Request checklist.

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🖖Introduction

This is a Merge Request that is in need of your attention. The person who created this request is the assignee.

📎Definition of done Merge Request checklist.

• Tests written (1 positive and 1 negative scenario if possible).

Code architecture

• Separate services (SRP).
• Divide functions into functions with low complexity

Code Quality

• Everything runs.
• Comments and unused code gone.
• Correct error handling.