update samples.

samples/Sample.Kafka.SqlServer/Sample.Kafka.SqlServer.csproj

@@ -8,6 +8,7 @@
   <ItemGroup>
     <PackageReference Include="Microsoft.AspNetCore" Version="2.0.0" />
     <PackageReference Include="Microsoft.AspNetCore.Mvc" Version="2.0.0" />
+    <PackageReference Include="Microsoft.AspNetCore.Session" Version="2.0.0" />
     <PackageReference Include="Microsoft.EntityFrameworkCore" Version="2.0.0" />
     <PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="2.0.0" />
     <PackageReference Include="Microsoft.EntityFrameworkCore.SqlServer" Version="2.0.0" />

samples/Sample.Kafka.SqlServer/Startup.cs

@@ -26,7 +26,7 @@ namespace Sample.Kafka.SqlServer
                     d.NodeName = "CAP 2号节点";
                 });
             });
-
+            services.AddSession();
             services.AddMvc();
         }
 
@@ -35,6 +35,8 @@ namespace Sample.Kafka.SqlServer
             loggerFactory.AddConsole();
             loggerFactory.AddDebug();
 
+            app.UseSession();
+
             app.UseMvc();
 
             app.UseCap();