Update OA.csproj

Author: Amitpnk

OA/OA/OA.csproj

@@ -4,10 +4,18 @@
     <TargetFramework>netcoreapp3.1</TargetFramework>
   </PropertyGroup>
 
+  <ItemGroup>
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="3.1.5">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    </PackageReference>
+  </ItemGroup>
+
   <ItemGroup>
     <ProjectReference Include="..\OA.Infrastructure\OA.Infrastructure.csproj" />
-    <ProjectReference Include="..\OA.Service\OA.Service.csproj" />
   </ItemGroup>
 
+  <ProjectExtensions><VisualStudio><UserProperties appsettings_1json__JsonSchema="" /></VisualStudio></ProjectExtensions>
+
 
 </Project>