Added PreferredVersions.

Author: gfraiteur

.teamcity/settings.kts

@@ -71,6 +71,7 @@ object PublicBuild : BuildType({
 
     features {
         swabra {
+            filesCleanup = Swabra.FilesCleanup.BEFORE_BUILD
             lockingProcesses = Swabra.LockingProcessPolicy.KILL
             verbose = true
         }
@@ -146,6 +147,7 @@ object PublicDeployment : BuildType({
 
     features {
         swabra {
+            filesCleanup = Swabra.FilesCleanup.BEFORE_BUILD
             lockingProcesses = Swabra.LockingProcessPolicy.KILL
             verbose = true
         }
@@ -211,6 +213,7 @@ object VersionBump : BuildType({
 
     features {
         swabra {
+            filesCleanup = Swabra.FilesCleanup.BEFORE_BUILD
             lockingProcesses = Swabra.LockingProcessPolicy.KILL
             verbose = true
         }

Dockerfile

@@ -58,8 +58,8 @@ RUN Invoke-WebRequest -Uri https://dot.net/v1/dotnet-install.ps1 -OutFile dotnet
 ENV PATH="C:\Program Files\dotnet;${PATH}"
 
 
-# Install .NET Sdk 9.0.305
-RUN & .\dotnet-install.ps1 -Version 9.0.305 -InstallDir 'C:\Program Files\dotnet'
+# Install .NET Sdk 9.0.310
+RUN & .\dotnet-install.ps1 -Version 9.0.310 -InstallDir 'C:\Program Files\dotnet'
 
 
 # Epilogue

Dockerfile.claude

@@ -58,8 +58,8 @@ RUN Invoke-WebRequest -Uri https://dot.net/v1/dotnet-install.ps1 -OutFile dotnet
 ENV PATH="C:\Program Files\dotnet;${PATH}"
 
 
-# Install .NET Sdk 9.0.305
-RUN & .\dotnet-install.ps1 -Version 9.0.305 -InstallDir 'C:\Program Files\dotnet'
+# Install .NET Sdk 9.0.310
+RUN & .\dotnet-install.ps1 -Version 9.0.310 -InstallDir 'C:\Program Files\dotnet'
 
 
 # Install Node.js
@@ -68,8 +68,8 @@ RUN Invoke-WebRequest -Uri "https://nodejs.org/dist/v22.0.0/node-v22.0.0-win-x64
     Rename-Item "C:\node-v22.0.0-win-x64" "C:\nodejs"; `
     Remove-Item node.zip
 
-ENV NPM_CONFIG_PREFIX=C:\\npm
-ENV PATH="C:\nodejs;C:\\npm;${PATH}"
+ENV NPM_CONFIG_PREFIX=C:\npm
+ENV PATH="C:\nodejs;C:\npm;${PATH}"
 
 
 # Install Claude CLI

eng/src/Program.cs

@@ -7,7 +7,8 @@
 using PostSharp.Engineering.BuildTools.Dependencies.Definitions;
 using PostSharp.Engineering.BuildTools.Docker;
 
-const string sdkVersion = "9.0.305";
+const string sdkVersion = PreferredVersions.DotNetSdk.V_9_0;
+
 var product = new Product( DevelopmentDependencies.PostSharpEngineering )
 {
     GenerateNuGetConfig = true,

src/PostSharp.Engineering.BuildTools/Build/PreferredVersions.cs

@@ -0,0 +1,32 @@
+// Copyright (c) SharpCrafters s.r.o. See the LICENSE.md file in the root directory of this repository root for details.
+
+// ReSharper disable InconsistentNaming
+
+using JetBrains.Annotations;
+
+namespace PostSharp.Engineering.BuildTools.Build;
+
+/// <summary>
+/// List of preferred versions of .NET SDK and .NET.
+/// The goal is to increase the reuse of Docker layers by using a small subset of versions.
+/// Update only when necessary.
+/// </summary>
+[PublicAPI]
+public static class PreferredVersions
+{
+    public static class DotNetSdk
+    {
+        public const string V_6_0 = "6.0.428";
+        public const string V_10_0 = "8.0.102";
+        public const string V_9_0 = "9.0.310";
+        public const string V_8_0 = "8.0.417";
+    }
+
+    public static class DotNet
+    {
+        public const string V_6_0 = "6.0.36";
+        public const string V_10_0 = "8.0.2";
+        public const string V_9_0 = "9.0.12";
+        public const string V_8_0 = "8.0.12";
+    }
+}