task: added net5.0 and netcore3.1 target frameworks for the integrati…

…on tests

.github/workflows/dotnet.yml

@@ -39,6 +39,8 @@ jobs:
       uses: actions/[email protected]
       with:
         dotnet-version:  | 
+          3.1.x
+          5.x
           6.x
           7.0.x
           8.0.x

test/Primitively.IntegrationTests/Primitively.IntegrationTests.csproj

@@ -1,12 +1,13 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>net6.0;net7.0;net8.0</TargetFrameworks>
+    <TargetFrameworks>netcoreapp3.1;net5.0;net6.0;net7.0;net8.0</TargetFrameworks>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
     <IsPackable>false</IsPackable>
     <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
     <NoWarn>$(NoWarn);CA1825;CS0618</NoWarn>
+    <LangVersion>12.0</LangVersion>
   </PropertyGroup>
 
   <ItemGroup>
@@ -17,7 +18,11 @@
     <PackageReference Include="Moq" Version="4.20.70" />
     <PackageReference Include="Testcontainers.MongoDb" Version="3.7.0" />
     <PackageReference Include="xunit" Version="2.6.6" />
-    <PackageReference Include="xunit.runner.visualstudio" Version="2.5.6">
+    <PackageReference Include="xunit.runner.visualstudio" Version="2.4.5" Condition="'$(TargetFramework)' == 'netcoreapp3.1' or '$(TargetFramework)' == 'net5.0'">
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+      <PrivateAssets>all</PrivateAssets>
+    </PackageReference>
+    <PackageReference Include="xunit.runner.visualstudio" Version="2.5.6" Condition="'$(TargetFramework)' == 'net6.0' or '$(TargetFramework)' == 'net7.0' or '$(TargetFramework)' == 'net8.0'">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>
     </PackageReference>