Initial setup: Fix .NET version compatibility and prepare for rate limiter and retry implementation

Co-authored-by: KSemenenko <4385716+KSemenenko@users.noreply.github.com>

Author: Copilot

Directory.Build.props

@@ -1,8 +1,8 @@
 <Project>
 
     <PropertyGroup>
-        <LangVersion>13</LangVersion>
-        <TargetFramework>net9.0</TargetFramework>
+        <LangVersion>12</LangVersion>
+        <TargetFramework>net8.0</TargetFramework>
         <EnableNETAnalyzers>true</EnableNETAnalyzers>
         <Nullable>enable</Nullable>
         <TreatWarningsAsErrors>true</TreatWarningsAsErrors>

ManagedCode.Communication.Tests/ManagedCode.Communication.Tests.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
 
     <PropertyGroup>
-        <TargetFramework>net9.0</TargetFramework>
+        <TargetFramework>net8.0</TargetFramework>
         <IsPackable>false</IsPackable>
         <OutputType>Library</OutputType>
         <GenerateProgramFile>false</GenerateProgramFile>
@@ -23,15 +23,15 @@
         </None>
     </ItemGroup>
     <ItemGroup>
-        <PackageReference Include="Microsoft.Orleans.TestingHost" Version="9.2.1"/>
+        <PackageReference Include="Microsoft.Orleans.TestingHost" Version="8.2.0"/>
         <PackageReference Include="FluentAssertions" Version="7.0.0"/>
-        <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="9.0.8"/>
+        <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="8.0.1"/>
         <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.14.1"/>
         <PackageReference Include="Newtonsoft.Json" Version="13.0.3"/>
-        <PackageReference Include="System.Text.Json" Version="9.0.8"/>
-        <PackageReference Include="Microsoft.AspNetCore.Mvc.Testing" Version="9.0.8"/>
-        <PackageReference Include="Microsoft.AspNetCore.SignalR.Client" Version="9.0.8"/>
-        <PackageReference Include="Microsoft.AspNetCore.TestHost" Version="9.0.8"/>
+        <PackageReference Include="System.Text.Json" Version="8.0.5"/>
+        <PackageReference Include="Microsoft.AspNetCore.Mvc.Testing" Version="8.0.10"/>
+        <PackageReference Include="Microsoft.AspNetCore.SignalR.Client" Version="8.0.10"/>
+        <PackageReference Include="Microsoft.AspNetCore.TestHost" Version="8.0.10"/>
         <PackageReference Include="xunit" Version="2.9.3"/>
         <PackageReference Include="xunit.runner.visualstudio" Version="3.1.4">
             <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>

ManagedCode.Communication.Tests/Orleans/OrleansSerializationTests.cs

@@ -31,7 +31,7 @@ public async Task CompleteWorkflow_AllTypes_ShouldSerializeCorrectly()
         var grain = _grainFactory.GetGrain<ITestSerializationGrain>(Guid.NewGuid());
 
         // Step 1: Send a command
-        var commandId = Guid.CreateVersion7();
+        var commandId = Guid.NewGuid();
         var paymentRequest = new PaymentRequest
         {
             OrderId = "order-999",

ManagedCode.Communication.Tests/Orleans/Serialization/CommandSerializationTests.cs

@@ -153,7 +153,7 @@ public async Task CommandT_WithComplexPayload_ShouldSerializeCorrectly()
             }
         };
 
-        var command = Command<PaymentRequest>.From(Guid.CreateVersion7(), payload);
+        var command = Command<PaymentRequest>.From(Guid.NewGuid(), payload);
         command.CommandType = "ProcessPayment";
         command.CorrelationId = "correlation-789";
         command.CausationId = "causation-012";

ManagedCode.Communication/Commands/Command.cs

@@ -73,7 +73,7 @@ protected Command(Guid commandId, string commandType)
     /// </summary>
     public static Command Create(string commandType)
     {
-        return new Command(Guid.CreateVersion7(), commandType);
+        return new Command(Guid.NewGuid(), commandType);
     }
 
     /// <summary>

ManagedCode.Communication/Commands/CommandT.From.cs

@@ -6,7 +6,7 @@ public partial class Command<T>
 {
     public static Command<T> Create(T value)
     {
-        return new Command<T>(Guid.CreateVersion7(), value);
+        return new Command<T>(Guid.NewGuid(), value);
     }
 
     public static Command<T> Create(Guid id, T value)

ManagedCode.Communication/ManagedCode.Communication.csproj

@@ -13,8 +13,8 @@
         <PackageTags>managedcode, Communication, Result</PackageTags>
     </PropertyGroup>
     <ItemGroup>
-        <PackageReference Include="Microsoft.Extensions.Logging" Version="9.0.8"/>
-        <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="9.0.8"/>
+        <PackageReference Include="Microsoft.Extensions.Logging" Version="8.0.1"/>
+        <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="8.0.2"/>
     </ItemGroup>
     <ItemGroup>
         <InternalsVisibleTo Include="ManagedCode.Communication.AspNetCore"/>