chore: initial commit of Wagtail backend scaffold

apps/core/views.py

@@ -0,0 +1,21 @@
+"""
+健康检查端点，供 Kubernetes liveness/readiness 探针使用。
+详见 documents/设计方案分析与完善版.md §2.12。
+"""
+from django.db import connection
+from django.http import JsonResponse
+
+
+def healthz(request):
+    """存活探针：仅确认进程可响应请求。"""
+    return JsonResponse({"status": "ok"})
+
+
+def readyz(request):
+    """就绪探针：确认数据库连接可用。"""
+    try:
+        with connection.cursor() as cursor:
+            cursor.execute("SELECT 1")
+    except Exception as exc:  # pragma: no cover - defensive
+        return JsonResponse({"status": "error", "detail": str(exc)}, status=503)
+    return JsonResponse({"status": "ok"})