diff --git a/.dockerignore b/.dockerignore
index 9f6fe67..ba01d2e 100644
--- a/.dockerignore
+++ b/.dockerignore
@@ -1,5 +1,7 @@
 *
 !src/Exercism.Representers.CSharp
+src/Exercism.Representers.CSharp/bin/
+src/Exercism.Representers.CSharp/obj/
 bin/
 obj/
 !bin/run.sh
\ No newline at end of file
diff --git a/Dockerfile b/Dockerfile
index 0fddf90..5eb1171 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,16 +1,18 @@
-FROM mcr.microsoft.com/dotnet/sdk:9.0-alpine3.20-amd64 AS build
+FROM --platform=$BUILDPLATFORM mcr.microsoft.com/dotnet/sdk:10.0.103-alpine3.23 AS build
+ARG TARGETARCH
+
 WORKDIR /app
 
 # Copy csproj and restore as distinct layers
 COPY src/Exercism.Representers.CSharp/Exercism.Representers.CSharp.csproj .
-RUN dotnet restore -r linux-musl-x64
+RUN dotnet restore -a $TARGETARCH
 
 # Copy everything else and build
 COPY src/Exercism.Representers.CSharp/ ./
-RUN dotnet publish -r linux-musl-x64 -c Release --self-contained true -o /opt/representer
+RUN dotnet publish -a $TARGETARCH --no-restore --self-contained true --output /opt/representer
 
 # Build runtime image
-FROM mcr.microsoft.com/dotnet/runtime-deps:9.0-alpine3.20-amd64 AS runtime
+FROM --platform=$BUILDPLATFORM mcr.microsoft.com/dotnet/runtime-deps:10.0.3-alpine3.23 AS runtime
 WORKDIR /opt/representer
 
 COPY --from=build /opt/representer/ .
diff --git a/Exercism.Representers.CSharp.sln b/Exercism.Representers.CSharp.sln
deleted file mode 100644
index 795cd22..0000000
--- a/Exercism.Representers.CSharp.sln
+++ /dev/null
@@ -1,27 +0,0 @@
-
-Microsoft Visual Studio Solution File, Format Version 12.00
-# Visual Studio Version 17
-VisualStudioVersion = 17.0.31903.59
-MinimumVisualStudioVersion = 10.0.40219.1
-Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "src", "src", "{6A54729E-66DC-4CC4-9A09-3A55E04A715A}"
-EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Exercism.Representers.CSharp", "src\Exercism.Representers.CSharp\Exercism.Representers.CSharp.csproj", "{100CC161-274C-4325-9059-AA00DDE3EFFB}"
-EndProject
-Global
-	GlobalSection(SolutionConfigurationPlatforms) = preSolution
-		Debug|Any CPU = Debug|Any CPU
-		Release|Any CPU = Release|Any CPU
-	EndGlobalSection
-	GlobalSection(SolutionProperties) = preSolution
-		HideSolutionNode = FALSE
-	EndGlobalSection
-	GlobalSection(ProjectConfigurationPlatforms) = postSolution
-		{100CC161-274C-4325-9059-AA00DDE3EFFB}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
-		{100CC161-274C-4325-9059-AA00DDE3EFFB}.Debug|Any CPU.Build.0 = Debug|Any CPU
-		{100CC161-274C-4325-9059-AA00DDE3EFFB}.Release|Any CPU.ActiveCfg = Release|Any CPU
-		{100CC161-274C-4325-9059-AA00DDE3EFFB}.Release|Any CPU.Build.0 = Release|Any CPU
-	EndGlobalSection
-	GlobalSection(NestedProjects) = preSolution
-		{100CC161-274C-4325-9059-AA00DDE3EFFB} = {6A54729E-66DC-4CC4-9A09-3A55E04A715A}
-	EndGlobalSection
-EndGlobal
diff --git a/Exercism.Representers.CSharp.slnx b/Exercism.Representers.CSharp.slnx
new file mode 100644
index 0000000..511d90b
--- /dev/null
+++ b/Exercism.Representers.CSharp.slnx
@@ -0,0 +1,5 @@
+<Solution>
+  <Folder Name="/src/">
+    <Project Path="src/Exercism.Representers.CSharp/Exercism.Representers.CSharp.csproj" />
+  </Folder>
+</Solution>
diff --git a/src/Exercism.Representers.CSharp/Exercism.Representers.CSharp.csproj b/src/Exercism.Representers.CSharp/Exercism.Representers.CSharp.csproj
index 1eedb0d..8bc1ba2 100644
--- a/src/Exercism.Representers.CSharp/Exercism.Representers.CSharp.csproj
+++ b/src/Exercism.Representers.CSharp/Exercism.Representers.CSharp.csproj
@@ -1,17 +1,14 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
     <PropertyGroup>
-        <TargetFramework>net9.0</TargetFramework>
+        <TargetFramework>net10.0</TargetFramework>
         <OutputType>Exe</OutputType>
-    </PropertyGroup>
-
-    <PropertyGroup>
         <PublishReadyToRun>true</PublishReadyToRun>
     </PropertyGroup>
-    
+
     <ItemGroup>
-        <PackageReference Include="Humanizer.Core" Version="2.14.1" />
-        <PackageReference Include="Microsoft.CodeAnalysis.CSharp.Workspaces" Version="4.12.0" />
+        <PackageReference Include="Humanizer.Core" Version="3.0.1" />
+        <PackageReference Include="Microsoft.CodeAnalysis.CSharp.Workspaces" Version="5.0.0" />
     </ItemGroup>
 
 </Project>
diff --git a/src/Exercism.Representers.CSharp/Program.cs b/src/Exercism.Representers.CSharp/Program.cs
index 9784eeb..5a2965c 100644
--- a/src/Exercism.Representers.CSharp/Program.cs
+++ b/src/Exercism.Representers.CSharp/Program.cs
@@ -25,8 +25,3 @@ private static void CreateRepresentation(Options options)
         Console.WriteLine($"Created representation for {options.Slug} solution in directory {options.OutputDirectory}");
     }
 }
-
-internal static class StringExtensions
-{
-    internal static string Normalized(this string str) => str.TrimEnd().Replace("\r\n", "\n") + "\n";
-}