CacheCow is not caching (.NET 5.0) about cachecow HOT 2 CLOSED

        [Fact]
        public async Task Simple_Caching_Example_From_Issue263()
        {
            var client = ClientExtensions.CreateClient();
            const string CacheableResource = "https://code.jquery.com/jquery-3.3.1.slim.min.js";
            var response = await client.GetAsync(CacheableResource);
            var responseFromCache = await client.GetAsync(CacheableResource);
            Assert.Equal(true, response.Headers.GetCacheCowHeader().DidNotExist);
            Assert.Equal(true, responseFromCache.Headers.GetCacheCowHeader().RetrievedFromCache);
        }