initiating django package from a work in progress lib

tests/settings.py

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+"""
+Django settings for testing django-courriel package.
+"""
+
+import os
+from pathlib import Path
+
+# Build paths inside the project like this: BASE_DIR / 'subdir'.
+BASE_DIR = Path(__file__).resolve().parent.parent
+
+# Quick-start development settings - unsuitable for production
+SECRET_KEY = 'test-secret-key-for-django-courriel-testing-only'
+
+# SECURITY WARNING: don't run with debug turned on in production!
+DEBUG = True
+
+ALLOWED_HOSTS = []
+
+# Application definition
+INSTALLED_APPS = [
+    'django.contrib.auth',
+    'django.contrib.contenttypes',
+    'django_courriel',
+]
+
+MIDDLEWARE = []
+
+ROOT_URLCONF = ''
+
+# Database
+# https://docs.djangoproject.com/en/6.1/ref/settings/#databases
+DATABASES = {
+    'default': {
+        'ENGINE': 'django.db.backends.sqlite3',
+        'NAME': ':memory:',
+    }
+}
+
+# Internationalization
+USE_I18N = True
+USE_TZ = True
+
+# Default primary key field type
+DEFAULT_AUTO_FIELD = 'django.db.models.BigAutoField'
+
+# Django templates
+TEMPLATES = [
+    {
+        'BACKEND': 'django.template.backends.django.DjangoTemplates',
+        'DIRS': [
+            os.path.join(BASE_DIR, 'django_courriel', 'templates'),
+            os.path.join(BASE_DIR, 'tests', 'templates'),
+        ],
+        'APP_DIRS': True,
+        'OPTIONS': {
+            'context_processors': [],
+        },
+    },
+]
+
+# Markdown email settings
+MARKDOWN_EMAIL_EXTENSIONS = ['extra', 'nl2br']
+MARKDOWN_EMAIL_DEFAULT_LAYOUT = 'courriel/base.dj.html'
+
+# Use in-memory storage for testing
+EMAIL_BACKEND = 'django.core.mail.backends.locmem.EmailBackend'