🔧 chore: Add tox.ini config

- Test with multi python version
- exc bandit for security
- exc pre-commit hooks

tox.ini

@@ -0,0 +1,56 @@
+[tox]
+requires =
+    tox>=4.2
+env_list =
+    py313-django40-drf{315, 314}
+    py313-django50-drf{315, 314}
+    py313-django51-drf{315, 314}
+    py312-django40-drf{315, 314}
+    py312-django50-drf{315, 314}
+    py312-django51-drf{315, 314}
+    py311-django40-drf{315, 314}
+    py311-django50-drf{315, 314}
+    py311-django51-drf{315, 314}
+    py310-django40-drf{315, 314}
+    py310-django50-drf{315, 314}
+    py310-django51-drf{315, 314}
+    py39-django40-drf{315, 314}
+
+[testenv]
+description = Run Pytest tests with multiple django and drf versions
+deps =
+    pytest
+    pytest-cov
+    pytest-django
+    django40: django<5.0,>=4.2
+    django50: django<5.1,>=5
+    django51: django<5.2,>=5.1
+    drf314: djangorestframework<3.15,>=3.14
+    drf315: djangorestframework<3.16,>=3.15
+commands =
+    pytest --cov=django_announcement --cov-report=html
+develop = True
+
+[testenv:bandit]
+description = Run security checks
+skip_install = true
+deps =
+    bandit
+commands =
+    bandit -r django_announcement
+
+[testenv:pre-commit]
+description = Run pre-commit hooks
+skip_install = true
+deps =
+    pre-commit
+commands =
+    pre-commit run --all-files
+
+[gh-actions]
+python =
+    3.9: py39
+    3.10: py310
+    3.11: py311
+    3.12: py312
+    3.13: py313