Add coverlet.collector package for test coverage: include in Directory.Packages.props and add references in TeleWave.Application.Tests and TeleWave.Domain.Tests projects for enhanced test reporting.

backend/Directory.Packages.props

@@ -37,6 +37,7 @@
     <PackageVersion Include="System.IdentityModel.Tokens.Jwt" Version="8.21.0" />
     <PackageVersion Include="LiteCqrs.Net" Version="1.0.1" />
     <!-- Тестирование -->
+    <PackageVersion Include="coverlet.collector" Version="6.0.4" />
     <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="18.8.1" />
     <PackageVersion Include="xunit" Version="2.9.3" />
     <PackageVersion Include="xunit.runner.visualstudio" Version="3.1.5" />

backend/tests/TeleWave.Application.Tests/TeleWave.Application.Tests.csproj

@@ -9,6 +9,10 @@
   </PropertyGroup>
 
   <ItemGroup>
+    <PackageReference Include="coverlet.collector">
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+      <PrivateAssets>all</PrivateAssets>
+    </PackageReference>
     <PackageReference Include="Microsoft.NET.Test.Sdk" />
     <PackageReference Include="xunit" />
     <PackageReference Include="xunit.runner.visualstudio">

backend/tests/TeleWave.Domain.Tests/TeleWave.Domain.Tests.csproj

@@ -9,6 +9,10 @@
   </PropertyGroup>
 
   <ItemGroup>
+    <PackageReference Include="coverlet.collector">
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+      <PrivateAssets>all</PrivateAssets>
+    </PackageReference>
     <PackageReference Include="Microsoft.NET.Test.Sdk" />
     <PackageReference Include="xunit" />
     <PackageReference Include="xunit.runner.visualstudio">