Ensure x-request-id header is always set on responses

[ThisIsMissEm]

🔗 Linked issue

• x-request-id header missing in empty body responses #112

❓ Type of change

• 🐞 Bug fix (a non-breaking change that fixes an issue)
• 👌 Enhancement (improving an existing functionality like performance)
• ✨ New feature (a non-breaking change that adds functionality)
• ⚠️ Breaking change (fix or feature that would cause existing functionality to change)

📚 Description

Previously responses without a body would not have the x-request-id header set correctly. This change ensures that all responses are correctly decorated with the x-request-id header if necessary.

📝 Checklist

• I have linked an issue or discussion.
• I have updated the documentation accordingly. — n/a

[thetutlage]

👍🏽