Remove Strict Severity & Improve Code Structure

[wazabii8]

Summary

This PR includes the following improvements:

• 🛠 Minor structure improvements – Enhances code organization for better readability and maintainability.
• ❌ Remove strict severity – Strict severity is no longer needed and has been deprecated.
• ✅ Add more tests – Expands test coverage to improve reliability and catch potential issues.

Why?

• The strict severity level is deprecated and no longer necessary.
• Structural adjustments help maintain cleaner and more efficient code.
• Additional tests enhance stability and ensure expected behavior.