refactor csproj and add os helper class and some refactors ...

xCommons.csproj

@@ -1,12 +1,12 @@
 <Project Sdk="Microsoft.NET.Sdk">
-
   <!-- Runtime Definition -->
   <PropertyGroup>
-    <TargetFramework>netstandard2.0</TargetFramework>
-    <PackageId>xDashboard.xCommons</PackageId>
     <Version>1.0.0</Version>
+    <LangVersion>8.0</LangVersion>
     <Authors>Hadi Khazaee Asl</Authors>
     <Company>SaherElm IT Center</Company>
+    <PackageId>xDashboard.xCommons</PackageId>
+    <TargetFramework>netstandard2.0</TargetFramework>
     <Description>
     provide all commonly used actions/extensions and classes which required to xDashboard project.
     </Description>
@@ -20,9 +20,12 @@
     <None Include="../../Resources/Images/favicon.png" Link="icon.png" Pack="true" PackagePath="\icon.png" />
   </ItemGroup>
 
+  <!-- Local Modules -->
+  <ItemGroup>
+  </ItemGroup>
+
   <!-- Local Dependencies -->
   <ItemGroup>
-    <!-- <PackageReference Include="xDashboard.xExceptions" Version="1.0.0" /> -->
     <ProjectReference Include="../xExceptions/xExceptions.csproj" />
   </ItemGroup>
 
@@ -49,8 +52,8 @@
   <!-- Swagger -->
   <ItemGroup>
     <PackageReference Include="Swashbuckle.AspNetCore" Version="6.0.2" />
-    <PackageReference Include="Swashbuckle.AspNetCore.SwaggerGen" Version="6.0.2" />
     <PackageReference Include="Swashbuckle.AspNetCore.SwaggerUI" Version="6.0.2" />
+    <PackageReference Include="Swashbuckle.AspNetCore.SwaggerGen" Version="6.0.2" />
   </ItemGroup>
 
   <!-- For XML Documentation Support -->
@@ -59,5 +62,4 @@
     <GenerateDocumentationFile>true</GenerateDocumentationFile>
     <NoWarn>$(NoWarn);1591</NoWarn>
   </PropertyGroup>
-
 </Project>