diff --git a/.github/workflows/nuget-push-public.yml b/.github/workflows/nuget-push-public.yml
index 6811faf..f9bb27a 100644
--- a/.github/workflows/nuget-push-public.yml
+++ b/.github/workflows/nuget-push-public.yml
@@ -14,6 +14,7 @@ jobs:
             5.0.x
             6.0.x
             7.0.x
+            8.0.x
         env:
           DOTNET_INSTALL_DIR: /usr/share/dotnet
       - name: Restore dependencies
diff --git a/src/CSharp/EasyMicroservices.Domain/Contracts/Common/LanguageContract.cs b/src/CSharp/EasyMicroservices.Domain/Contracts/Common/LanguageContract.cs
new file mode 100644
index 0000000..d004ce6
--- /dev/null
+++ b/src/CSharp/EasyMicroservices.Domain/Contracts/Common/LanguageContract.cs
@@ -0,0 +1,15 @@
+namespace EasyMicroservices.Domain.Contracts.Common;
+/// <summary>
+/// language contract
+/// </summary>
+public class LanguageContract
+{
+    /// <summary>
+    /// Language short name like : fa-IR, en-US
+    /// </summary>
+    public string ShortName { get; set; }
+    /// <summary>
+    /// value of language
+    /// </summary>
+    public string Value { get; set; }
+}
diff --git a/src/CSharp/EasyMicroservices.Domain/EasyMicroservices.Domain.csproj b/src/CSharp/EasyMicroservices.Domain/EasyMicroservices.Domain.csproj
index 51b990b..24af368 100644
--- a/src/CSharp/EasyMicroservices.Domain/EasyMicroservices.Domain.csproj
+++ b/src/CSharp/EasyMicroservices.Domain/EasyMicroservices.Domain.csproj
@@ -5,7 +5,7 @@
     <Platforms>AnyCPU;x64;x86</Platforms>
     <Authors>EasyMicroservices</Authors>
     <GeneratePackageOnBuild>true</GeneratePackageOnBuild>
-    <Version>0.0.0.6</Version>
+    <Version>0.0.0.7</Version>
     <Description>Domain of programming.</Description>
     <Copyright>EasyMicroservices@gmail.com</Copyright>
     <PackageTags>utility,utilities,domain,domains,models,schemas,contracts</PackageTags>