feat(ops): cache接口增加DELETE删除key

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

apps/ops/views.py

@@ -250,6 +250,11 @@ class CacheView(APIView):
         cache.set(key, vdata['value'], timeout=vdata["timeout"])
         return Response()
 
+    @swagger_auto_schema(operation_summary="删除key", responses={200: None})
+    def delete(self, request, key):
+        cache.delete(key)
+        return Response()
+
 class DrfRequestLogViewSet(ListModelMixin, CustomGenericViewSet):
     """list:请求日志