Feature/migrate to minimal api (#662)

* migrate from classic controller to minimal api

* fix all PublicApi integration test

* update all nuget package add forget project

* fix pay now

* Adapt readme use in memory database

* undo AuthenticateEndpoint to use EndpointBaseAsync

* Update README.md

Co-authored-by: Steve Smith <steve@kentsmiths.com>

Co-authored-by: Steve Smith <steve@kentsmiths.com>

tests/PublicApiIntegrationTests/CatalogItemEndpoints/CatalogItemGetByIdEndpointTest.cs

@@ -0,0 +1,32 @@
+using Microsoft.eShopWeb;
+using Microsoft.eShopWeb.PublicApi.CatalogItemEndpoints;
+using Microsoft.VisualStudio.TestTools.UnitTesting;
+using System.Net;
+using System.Threading.Tasks;
+
+namespace PublicApiIntegrationTests.CatalogItemEndpoints
+{
+    [TestClass]
+    public class CatalogItemGetByIdEndpointTest
+    {
+        [TestMethod]
+        public async Task ReturnsItemGivenValidId()
+        {
+            var response = await ProgramTest.NewClient.GetAsync("api/catalog-items/5");
+            response.EnsureSuccessStatusCode();
+            var stringResponse = await response.Content.ReadAsStringAsync();
+            var model = stringResponse.FromJson<GetByIdCatalogItemResponse>();
+
+            Assert.AreEqual(5, model.CatalogItem.Id);
+            Assert.AreEqual("Roslyn Red Sheet", model.CatalogItem.Name);
+        }
+
+        [TestMethod]
+        public async Task ReturnsNotFoundGivenInvalidId()
+        {
+            var response = await ProgramTest.NewClient.GetAsync("api/catalog-items/0");
+
+            Assert.AreEqual(HttpStatusCode.NotFound, response.StatusCode);
+        }
+    }
+}