feat: register Topic and Feedback models in admin interface

[Tomdieu]

Summary

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Related Issues

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Testing

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• uv run python manage.py test
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Screenshots

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Checklist

• Added or updated documentation when needed
• Included database migrations or seed updates when required
• Confirmed the description explains any follow-up work left out of this PR

[Joel-Fah]

Hi @Tomdieu
Try to resolve conflicts.

[Tomdieu]

Hi @Tomdieu Try to resolve conflicts.

Conflit resolve I noticed that they was the django admin sent while when I push they was no django admins models