Remove references to namespace "Microsoft.EntityFrameworkCore.*" in order to remove dependencies to EF Core in project ApplicationCore. Remove any packages related to EF Core from ApplicationCore.csproj.

src/ApplicationCore/ApplicationCore.csproj

@@ -7,7 +7,6 @@
 
 	<ItemGroup>
 		<PackageReference Include="Ardalis.GuardClauses" Version="1.2.9" />
-		<PackageReference Include="Microsoft.EntityFrameworkCore.Abstractions" Version="2.2.6" />
 		<PackageReference Include="System.Security.Claims" Version="4.3.0" />
 	</ItemGroup>
 

src/ApplicationCore/Entities/OrderAggregate/Address.cs

@@ -1,5 +1,4 @@
-using Microsoft.EntityFrameworkCore;
-using System;
+using System;
 
 namespace Microsoft.eShopWeb.ApplicationCore.Entities.OrderAggregate
 {

src/ApplicationCore/Entities/OrderAggregate/CatalogItemOrdered.cs

@@ -1,5 +1,4 @@
 using Ardalis.GuardClauses;
-using Microsoft.EntityFrameworkCore;
 
 namespace Microsoft.eShopWeb.ApplicationCore.Entities.OrderAggregate
 {