init: django project with CI pipeline

app/settings.py

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+import os
+from pathlib import Path
+
+BASE_DIR = Path(__file__).resolve().parent.parent
+SECRET_KEY = os.environ.get('DJANGO_SECRET_KEY', 'dev-secret-key-change-in-production')
+DEBUG = os.environ.get('DJANGO_DEBUG', 'False').lower() == 'true'
+ALLOWED_HOSTS = os.environ.get('DJANGO_ALLOWED_HOSTS', '*').split(',')
+
+INSTALLED_APPS = [
+    'django.contrib.contenttypes',
+    'django.contrib.staticfiles',
+]
+
+MIDDLEWARE = [
+    'django.middleware.security.SecurityMiddleware',
+    'django.middleware.common.CommonMiddleware',
+]
+
+ROOT_URLCONF = 'app.urls'
+WSGI_APPLICATION = 'app.wsgi.application'
+LANGUAGE_CODE = 'zh-hans'
+TIME_ZONE = 'Asia/Shanghai'
+STATIC_URL = '/static/'
+STATIC_ROOT = BASE_DIR / 'staticfiles'
+DEFAULT_AUTO_FIELD = 'django.db.models.BigAutoField'

app/urls.py

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+from django.http import JsonResponse
+
+def health(request):
+    return JsonResponse({'status': 'ok'})
+
+urlpatterns = []
+
+# 使用简单的路由，避免引入 django.contrib.admin
+from django.urls import path
+urlpatterns = [
+    path('', health),
+    path('health/', health),
+]

app/wsgi.py

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+import os
+from django.core.wsgi import get_wsgi_application
+
+os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'app.settings')
+application = get_wsgi_application()