Set default auto field to BigAutoField

[jan-szejko-steelseries]

#124

[codecov]

Codecov Report

Merging #134 (8f13c49) into master (f9ccab4) will increase coverage by 0.72%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##           master     #134      +/-   ##
==========================================
+ Coverage   79.85%   80.57%   +0.72%     
==========================================
  Files           7        8       +1     
  Lines         134      139       +5     
  Branches       22       13       -9     
==========================================
+ Hits          107      112       +5     
  Misses         20       20              
  Partials        7        7              

Impacted Files	Coverage Δ
src/robots/__init__.py	100.00% <100.00%> (ø)
src/robots/apps.py	100.00% <100.00%> (ø)

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[tony]

Tested via

env PYTHONPATH=. DJANGO_SETTINGS_MODULE=tests.settings django-admin test robots -v2

Before (at 77b980c)

env PYTHONPATH=. DJANGO_SETTINGS_MODULE=tests.settings django-admin test robots -v2

WARNINGS:
?: (admin.W411) 'django.template.context_processors.request' must be enabled in DjangoTemplates (TEMPLATES) in order to use the admin navigation sidebar.
robots.Rule: (models.W042) Auto-created primary key used when not defining a primary key type, by default 'django.db.models.AutoField'.
        HINT: Configure the DEFAULT_AUTO_FIELD setting or the AppConfig.default_auto_field attribute to point to a subclass of AutoField, e.g. 'django.db.models.BigAutoField'.
robots.Url: (models.W042) Auto-created primary key used when not defining a primary key type, by default 'django.db.models.AutoField'.
        HINT: Configure the DEFAULT_AUTO_FIELD setting or the AppConfig.default_auto_field attribute to point to a subclass of AutoField, e.g. 'django.db.models.BigAutoField'.

With PR

env PYTHONPATH=. DJANGO_SETTINGS_MODULE=tests.settings django-admin test robots -v2

Warnings:

?: (admin.W411) 'django.template.context_processors.request' must be enabled in DjangoTemplates (TEMPLATES) in order to use the admin navigation sidebar.

Release

I will:

• Merge to master (6.x branch)
• Make a 5.x branch for this, backport this, and release it under a beta