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django__django-11283

Based on the issue description and the hints provided, I can analyze the problem and generate the fix. The issue is in Django's django/contrib/auth/migrations/0011_update_proxy_permissions.py migration file. Let me reconstruct the fix…

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What it does and how to use it

A skill that teaches Claude Code to do ai research tasks well. It is packaged knowledge the model uses whenever it is relevant.

  1. Install the skill (command above).
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Install (Claude Code)

mkdir -p .claude/skills/django-django-11283 && curl -fsSL https://doutorai.pt/data/lib/skills__django-django-11283.md -o .claude/skills/django-django-11283/SKILL.md

Paste this command into the terminal, in your project folder, and the component installs automatically.

Content

Based on the issue description and the hints provided, I can analyze the problem and generate the fix. The issue is in Django's `django/contrib/auth/migrations/0011_update_proxy_permissions.py` migration file. Let me reconstruct the fix based on the detailed bug report.

The problem:
1. When a regular model is deleted and recreated as a proxy model with the same name, permissions already exist
2. The migration tries to update permissions for proxy models but fails with IntegrityError because the permission already exists with the content type it's trying to update to
3. The fix should handle t

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