diff --git a/.github/workflows/dotnet-core.yml b/.github/workflows/dotnet-core.yml
index 041581b..51aca82 100644
--- a/.github/workflows/dotnet-core.yml
+++ b/.github/workflows/dotnet-core.yml
@@ -14,9 +14,9 @@ jobs:
     steps:
     - uses: actions/checkout@v2
     - name: Setup .NET Core
-      uses: actions/setup-dotnet@v1
+      uses: actions/setup-dotnet@v4
       with:
-        dotnet-version: 3.1.301
+        dotnet-version: 8.0.x
     - name: Build
       run: | 
         cd src
@@ -29,20 +29,20 @@ jobs:
         dotnet publish -c Release --no-restore -r linux-x64 -p:PublishTrimmed=true --self-contained -o linuxx64 
         dotnet publish -c Release --no-restore -r   win-x64 -p:PublishTrimmed=true --self-contained -o winx64
         dotnet pack -c Release --include-source --include-symbols -o toolpack 
-    - uses: actions/upload-artifact@v2
-      with:
-        name: winx64
-        path: src/SideCarCLI/SideCarCLI/winx64/
+    # - uses: actions/upload-artifact@v2
+    #   with:
+    #     name: winx64
+    #     path: src/SideCarCLI/SideCarCLI/winx64/
     
-    - uses: actions/upload-artifact@v2
-      with:
-        name: linuxx64
-        path: src/SideCarCLI/SideCarCLI/linuxx64/
+    # - uses: actions/upload-artifact@v2
+    #   with:
+    #     name: linuxx64
+    #     path: src/SideCarCLI/SideCarCLI/linuxx64/
     
-    - uses: actions/upload-artifact@v2
-      with:
-        name: dotnetTool
-        path: src/SideCarCLI/SideCarCLI/toolpack/
+    # - uses: actions/upload-artifact@v2
+    #   with:
+    #     name: dotnetTool
+    #     path: src/SideCarCLI/SideCarCLI/toolpack/
     
         #- name: Test
     #  run: dotnet test --no-restore --verbosity normal
diff --git a/src/SideCarCLI/SC_Interfaces/IRunWatcher.cs b/src/SideCarCLI/SC_Interfaces/IRunWatcher.cs
new file mode 100644
index 0000000..d03f485
--- /dev/null
+++ b/src/SideCarCLI/SC_Interfaces/IRunWatcher.cs
@@ -0,0 +1,24 @@
+namespace SC_Interfaces;
+public interface IRunWatcherDetect
+{
+    public string Folder { get; set; }
+    public IRunWatcher[] DetectVersions();
+}
+
+public interface IRunWatcher
+{
+    public int Version { get; }
+    public Task<int> Run(string[] args);
+
+}
+
+public interface IRunWatcherV1: IRunWatcher
+{
+    public int DelaySeconds { get; set; }
+
+}
+
+public interface IRunWatcherFile 
+{
+    public Version DetectFile();
+}
\ No newline at end of file
diff --git a/src/SideCarCLI/SC_Interfaces/SC_Interfaces.csproj b/src/SideCarCLI/SC_Interfaces/SC_Interfaces.csproj
new file mode 100644
index 0000000..fa71b7a
--- /dev/null
+++ b/src/SideCarCLI/SC_Interfaces/SC_Interfaces.csproj
@@ -0,0 +1,9 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net8.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+</Project>
diff --git a/src/SideCarCLI/SC_Tool/Program.cs b/src/SideCarCLI/SC_Tool/Program.cs
new file mode 100644
index 0000000..1d77762
--- /dev/null
+++ b/src/SideCarCLI/SC_Tool/Program.cs
@@ -0,0 +1,32 @@
+using Microsoft.Extensions.Logging.Abstractions;
+
+public class Program
+{
+    public static async Task<int> Main(string[] args)
+    {
+        var services = CreateServices();
+        var watcher = services.GetRequiredService<IRunWatcherDetect>(); 
+        ArgumentNullException.ThrowIfNull(watcher, nameof(watcher));
+        watcher.Folder = Environment.CurrentDirectory;
+        var logger= services.GetRequiredService<ILogger<Program>>();
+        var versions = await watcher.DetectVersions();
+        if (versions.Length == 0)
+        {
+            logger.LogError("No versions detected");
+            throw new InvalidOperationException("No versions detected");
+        }
+        var lastVersion = versions.OrderByDescending(v => v.Version).First();
+        logger.LogInformation($"Running version {lastVersion.Version}");
+        return await lastVersion.Run(args);
+        
+    }
+    private static ServiceProvider CreateServices()
+    {
+        var serviceProvider = new ServiceCollection()
+            //.AddSingleton<IRunWatcher>((IRunWatcher)null)
+            //.AddSingleton<ILogger>(new NullLogger())
+            .BuildServiceProvider();
+
+        return serviceProvider;
+    }
+}
\ No newline at end of file
diff --git a/src/SideCarCLI/SC_Tool/SC_Tool.csproj b/src/SideCarCLI/SC_Tool/SC_Tool.csproj
new file mode 100644
index 0000000..18b3e81
--- /dev/null
+++ b/src/SideCarCLI/SC_Tool/SC_Tool.csproj
@@ -0,0 +1,21 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>net8.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+    <PublishAot>true</PublishAot>
+    <InvariantGlobalization>true</InvariantGlobalization>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="8.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="8.0.2" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\SC_Interfaces\SC_Interfaces.csproj" />
+  </ItemGroup>
+
+</Project>
diff --git a/src/SideCarCLI/SC_Tool/globals.cs b/src/SideCarCLI/SC_Tool/globals.cs
new file mode 100644
index 0000000..337fb28
--- /dev/null
+++ b/src/SideCarCLI/SC_Tool/globals.cs
@@ -0,0 +1,4 @@
+global using SC_Interfaces;
+global using Microsoft.Extensions.DependencyInjection;
+global using System;
+global using Microsoft.Extensions.Logging;
\ No newline at end of file
diff --git a/src/SideCarCLI/SideCarCLI.sln b/src/SideCarCLI/SideCarCLI.sln
index bbc7f01..e6bfd52 100644
--- a/src/SideCarCLI/SideCarCLI.sln
+++ b/src/SideCarCLI/SideCarCLI.sln
@@ -1,9 +1,13 @@
 
 Microsoft Visual Studio Solution File, Format Version 12.00
-# Visual Studio Version 16
-VisualStudioVersion = 16.0.30523.141
+# Visual Studio Version 17
+VisualStudioVersion = 17.11.35327.3
 MinimumVisualStudioVersion = 10.0.40219.1
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "SideCarCLI", "SideCarCLI\SideCarCLI.csproj", "{8D1D2CEC-3F82-4691-BDF1-981C999E2653}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "SideCarCLI", "SideCarCLI\SideCarCLI.csproj", "{8D1D2CEC-3F82-4691-BDF1-981C999E2653}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "SC_Interfaces", "SC_Interfaces\SC_Interfaces.csproj", "{12DDD1BC-9605-4384-9964-93410668CA98}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "SC_Tool", "SC_Tool\SC_Tool.csproj", "{652096DC-5CF1-4263-A947-9A2A82B0C966}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
@@ -15,6 +19,14 @@ Global
 		{8D1D2CEC-3F82-4691-BDF1-981C999E2653}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{8D1D2CEC-3F82-4691-BDF1-981C999E2653}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{8D1D2CEC-3F82-4691-BDF1-981C999E2653}.Release|Any CPU.Build.0 = Release|Any CPU
+		{12DDD1BC-9605-4384-9964-93410668CA98}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{12DDD1BC-9605-4384-9964-93410668CA98}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{12DDD1BC-9605-4384-9964-93410668CA98}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{12DDD1BC-9605-4384-9964-93410668CA98}.Release|Any CPU.Build.0 = Release|Any CPU
+		{652096DC-5CF1-4263-A947-9A2A82B0C966}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{652096DC-5CF1-4263-A947-9A2A82B0C966}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{652096DC-5CF1-4263-A947-9A2A82B0C966}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{652096DC-5CF1-4263-A947-9A2A82B0C966}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
diff --git a/src/SideCarCLI/SideCarCLI/SideCarCLI.csproj b/src/SideCarCLI/SideCarCLI/SideCarCLI.csproj
index 7ed358b..f9444ed 100644
--- a/src/SideCarCLI/SideCarCLI/SideCarCLI.csproj
+++ b/src/SideCarCLI/SideCarCLI/SideCarCLI.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>netcoreapp3.1</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <RuntimeIdentifiers>win-x64;linux-x64</RuntimeIdentifiers>
     <PackAsTool>true</PackAsTool>
     <ToolCommandName>sidecarcli</ToolCommandName>