From b344815a36441dae0e448d2c737d6aa8c8d156a8 Mon Sep 17 00:00:00 2001
From: Youssef1313 <youssefvictor00@gmail.com>
Date: Fri, 15 Aug 2025 10:08:04 +0200
Subject: [PATCH 1/6] Add PostAction for dotnet.config

---
 .../Components.cs                             |   3 +-
 .../LocalizableStrings.Designer.cs            |  84 +++++--
 .../LocalizableStrings.resx                   |  15 ++
 .../Microsoft.TemplateEngine.Cli.csproj       |   1 +
 ...OrUpdateDotnetConfigPostActionProcessor.cs | 124 +++++++++++
 .../xlf/LocalizableStrings.cs.xlf             |  25 +++
 .../xlf/LocalizableStrings.de.xlf             |  25 +++
 .../xlf/LocalizableStrings.es.xlf             |  25 +++
 .../xlf/LocalizableStrings.fr.xlf             |  25 +++
 .../xlf/LocalizableStrings.it.xlf             |  25 +++
 .../xlf/LocalizableStrings.ja.xlf             |  25 +++
 .../xlf/LocalizableStrings.ko.xlf             |  25 +++
 .../xlf/LocalizableStrings.pl.xlf             |  25 +++
 .../xlf/LocalizableStrings.pt-BR.xlf          |  25 +++
 .../xlf/LocalizableStrings.ru.xlf             |  25 +++
 .../xlf/LocalizableStrings.tr.xlf             |  25 +++
 .../xlf/LocalizableStrings.zh-Hans.xlf        |  25 +++
 .../xlf/LocalizableStrings.zh-Hant.xlf        |  25 +++
 ...eateOrUpdateDotnetConfigPostActionTests.cs | 208 ++++++++++++++++++
 19 files changed, 737 insertions(+), 23 deletions(-)
 create mode 100644 src/Cli/Microsoft.TemplateEngine.Cli/PostActionProcessors/CreateOrUpdateDotnetConfigPostActionProcessor.cs
 create mode 100644 test/Microsoft.TemplateEngine.Cli.UnitTests/PostActionTests/CreateOrUpdateDotnetConfigPostActionTests.cs

diff --git a/src/Cli/Microsoft.TemplateEngine.Cli/Components.cs b/src/Cli/Microsoft.TemplateEngine.Cli/Components.cs
index 57eb7b1d9347..34870595d00e 100644
--- a/src/Cli/Microsoft.TemplateEngine.Cli/Components.cs
+++ b/src/Cli/Microsoft.TemplateEngine.Cli/Components.cs
@@ -14,7 +14,8 @@ public static class Components
                 (typeof(IPostActionProcessor), new ChmodPostActionProcessor()),
                 (typeof(IPostActionProcessor), new InstructionDisplayPostActionProcessor()),
                 (typeof(IPostActionProcessor), new ProcessStartPostActionProcessor()),
-                (typeof(IPostActionProcessor), new AddJsonPropertyPostActionProcessor())
+                (typeof(IPostActionProcessor), new AddJsonPropertyPostActionProcessor()),
+                (typeof(IPostActionProcessor), new CreateOrUpdateDotnetConfigPostActionProcessor()),
             };
     }
 }
diff --git a/src/Cli/Microsoft.TemplateEngine.Cli/LocalizableStrings.Designer.cs b/src/Cli/Microsoft.TemplateEngine.Cli/LocalizableStrings.Designer.cs
index 18d737c820d9..06f5a9b5d134 100644
--- a/src/Cli/Microsoft.TemplateEngine.Cli/LocalizableStrings.Designer.cs
+++ b/src/Cli/Microsoft.TemplateEngine.Cli/LocalizableStrings.Designer.cs
@@ -19,7 +19,7 @@ namespace Microsoft.TemplateEngine.Cli {
     // class via a tool like ResGen or Visual Studio.
     // To add or remove a member, edit your .ResX file then rerun ResGen
     // with the /str option, or rebuild your VS project.
-    [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Resources.Tools.StronglyTypedResourceBuilder", "17.0.0.0")]
+    [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Resources.Tools.StronglyTypedResourceBuilder", "18.0.0.0")]
     [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
     [global::System.Runtime.CompilerServices.CompilerGeneratedAttribute()]
     internal class LocalizableStrings {
@@ -458,6 +458,15 @@ internal static string CliTemplateSearchCoordinator_Info_SearchInProgress {
             }
         }
         
+        /// <summary>
+        ///   Looks up a localized string similar to The colon separator &quot;::&quot; has been deprecated in favor of the at symbol &quot;@&quot; for separating the package from the version in dotnet new install. In your case, this means {0}@{1} instead of {0}::{1}..
+        /// </summary>
+        internal static string Colon_Separator_Deprecated {
+            get {
+                return ResourceManager.GetString("Colon_Separator_Deprecated", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   Looks up a localized string similar to Author.
         /// </summary>
@@ -1394,6 +1403,51 @@ internal static string PossibleValuesHeader {
             }
         }
         
+        /// <summary>
+        ///   Looks up a localized string similar to Created new section in &apos;dotnet.config&apos; file.
+        /// </summary>
+        internal static string PostAction_CreateDotnetConfig_CreatedNewSection {
+            get {
+                return ResourceManager.GetString("PostAction_CreateDotnetConfig_CreatedNewSection", resourceCulture);
+            }
+        }
+        
+        /// <summary>
+        ///   Looks up a localized string similar to Updating existing in &apos;dotnet.config&apos; is not yet supported. Please, manually update &apos;dotnet.config&apos; to have &apos;{0}&apos; under section &apos;{1}&apos;..
+        /// </summary>
+        internal static string PostAction_CreateDotnetConfig_ManuallyUpdate {
+            get {
+                return ResourceManager.GetString("PostAction_CreateDotnetConfig_ManuallyUpdate", resourceCulture);
+            }
+        }
+        
+        /// <summary>
+        ///   Looks up a localized string similar to Successfully created &apos;dotnet.config&apos; file..
+        /// </summary>
+        internal static string PostAction_CreateDotnetConfig_Succeeded {
+            get {
+                return ResourceManager.GetString("PostAction_CreateDotnetConfig_Succeeded", resourceCulture);
+            }
+        }
+        
+        /// <summary>
+        ///   Looks up a localized string similar to The required value in &apos;dotnet.config&apos; is already set..
+        /// </summary>
+        internal static string PostAction_CreateDotnetConfig_ValueAlreadyExist {
+            get {
+                return ResourceManager.GetString("PostAction_CreateDotnetConfig_ValueAlreadyExist", resourceCulture);
+            }
+        }
+        
+        /// <summary>
+        ///   Looks up a localized string similar to Post action argument &apos;{0}&apos; is mandatory, but not configured..
+        /// </summary>
+        internal static string PostAction_DotnetConfig_Error_ArgumentNotConfigured {
+            get {
+                return ResourceManager.GetString("PostAction_DotnetConfig_Error_ArgumentNotConfigured", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   Looks up a localized string similar to Post action argument &apos;{0}&apos; is not a valid boolean value..
         /// </summary>
@@ -1870,35 +1924,21 @@ internal static string TemplatePackageCoordinator_Install_Info_OverrideNotice {
                 return ResourceManager.GetString("TemplatePackageCoordinator_Install_Info_OverrideNotice", resourceCulture);
             }
         }
-
-        /// <summary>
-        ///   Looks up a localized string similar to The following template packages will be installed:.
-        /// </summary>
-        internal static string TemplatePackageCoordinator_Install_Info_PackageIsAvailable
-        {
-            get
-            {
-                return ResourceManager.GetString("TemplatePackageCoordinator_Install_Info_PackageIsAvailable", resourceCulture);
-            }
-        }
-
+        
         /// <summary>
-        ///   Looks up a localized string indicating that :: as a separator is deprecated in favor of @.
+        ///   Looks up a localized string similar to The following template package(s) are already available:.
         /// </summary>
-        internal static string Colon_Separator_Deprecated
-        {
+        internal static string TemplatePackageCoordinator_Install_Info_PackageIsAvailable {
             get {
-                return ResourceManager.GetString("Colon_Separator_Deprecated", resourceCulture);
+                return ResourceManager.GetString("TemplatePackageCoordinator_Install_Info_PackageIsAvailable", resourceCulture);
             }
         }
-
+        
         /// <summary>
         ///   Looks up a localized string similar to The following template packages will be installed:.
         /// </summary>
-        internal static string TemplatePackageCoordinator_Install_Info_PackagesToBeInstalled
-        {
-            get
-            {
+        internal static string TemplatePackageCoordinator_Install_Info_PackagesToBeInstalled {
+            get {
                 return ResourceManager.GetString("TemplatePackageCoordinator_Install_Info_PackagesToBeInstalled", resourceCulture);
             }
         }
diff --git a/src/Cli/Microsoft.TemplateEngine.Cli/LocalizableStrings.resx b/src/Cli/Microsoft.TemplateEngine.Cli/LocalizableStrings.resx
index 3f38783adb27..b3e552a12251 100644
--- a/src/Cli/Microsoft.TemplateEngine.Cli/LocalizableStrings.resx
+++ b/src/Cli/Microsoft.TemplateEngine.Cli/LocalizableStrings.resx
@@ -953,4 +953,19 @@ The header is followed by the list of parameters and their errors (might be seve
   <data name="PostAction_ModifyJson_Verbose_AttemptingToFindJsonFile" xml:space="preserve">
     <value>Attempting to find json file '{0}' in '{1}'</value>
   </data>
+  <data name="PostAction_DotnetConfig_Error_ArgumentNotConfigured" xml:space="preserve">
+    <value>Post action argument '{0}' is mandatory, but not configured.</value>
+  </data>
+  <data name="PostAction_CreateDotnetConfig_Succeeded" xml:space="preserve">
+    <value>Successfully created 'dotnet.config' file.</value>
+  </data>
+  <data name="PostAction_CreateDotnetConfig_CreatedNewSection" xml:space="preserve">
+    <value>Created new section in 'dotnet.config' file</value>
+  </data>
+  <data name="PostAction_CreateDotnetConfig_ValueAlreadyExist" xml:space="preserve">
+    <value>The required value in 'dotnet.config' is already set.</value>
+  </data>
+  <data name="PostAction_CreateDotnetConfig_ManuallyUpdate" xml:space="preserve">
+    <value>Updating existing in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</value>
+  </data>
 </root>
\ No newline at end of file
diff --git a/src/Cli/Microsoft.TemplateEngine.Cli/Microsoft.TemplateEngine.Cli.csproj b/src/Cli/Microsoft.TemplateEngine.Cli/Microsoft.TemplateEngine.Cli.csproj
index 228c9cd613d2..d8fb3406268a 100644
--- a/src/Cli/Microsoft.TemplateEngine.Cli/Microsoft.TemplateEngine.Cli.csproj
+++ b/src/Cli/Microsoft.TemplateEngine.Cli/Microsoft.TemplateEngine.Cli.csproj
@@ -16,6 +16,7 @@
     <PackageReference Include="Microsoft.TemplateEngine.Edge" />
     <PackageReference Include="Microsoft.TemplateSearch.Common" />
     <PackageReference Include="Microsoft.Extensions.Logging.Console" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.Ini" />
     <PackageReference Include="Wcwidth.Sources" ExcludeAssets="all" GeneratePathProperty="true" />
     <PackageReference Include="System.CommandLine" />
   </ItemGroup>
diff --git a/src/Cli/Microsoft.TemplateEngine.Cli/PostActionProcessors/CreateOrUpdateDotnetConfigPostActionProcessor.cs b/src/Cli/Microsoft.TemplateEngine.Cli/PostActionProcessors/CreateOrUpdateDotnetConfigPostActionProcessor.cs
new file mode 100644
index 000000000000..509da9fd1dde
--- /dev/null
+++ b/src/Cli/Microsoft.TemplateEngine.Cli/PostActionProcessors/CreateOrUpdateDotnetConfigPostActionProcessor.cs
@@ -0,0 +1,124 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
+using Microsoft.DotNet.Cli.Utils;
+using Microsoft.Extensions.Configuration;
+using Microsoft.TemplateEngine.Abstractions;
+using Microsoft.TemplateEngine.Abstractions.PhysicalFileSystem;
+
+namespace Microsoft.TemplateEngine.Cli.PostActionProcessors
+{
+    internal sealed class CreateOrUpdateDotnetConfigPostActionProcessor : PostActionProcessorBase
+    {
+        private const string SectionArgument = "section";
+        private const string KeyArgument = "key";
+        private const string ValueArgument = "value";
+
+        public override Guid Id => ActionProcessorId;
+
+        internal static Guid ActionProcessorId { get; } = new Guid("597E7933-0D87-452C-B094-8FA0EEF7FD97");
+
+        protected override bool ProcessInternal(
+            IEngineEnvironmentSettings environment,
+            IPostAction action,
+            ICreationEffects creationEffects,
+            ICreationResult templateCreationResult,
+            string outputBasePath)
+        {
+            if (!action.Args.TryGetValue(SectionArgument, out string? sectionName))
+            {
+                Reporter.Error.WriteLine(string.Format(LocalizableStrings.PostAction_DotnetConfig_Error_ArgumentNotConfigured, SectionArgument));
+                return false;
+            }
+
+            if (!action.Args.TryGetValue(KeyArgument, out string? key))
+            {
+                Reporter.Error.WriteLine(string.Format(LocalizableStrings.PostAction_DotnetConfig_Error_ArgumentNotConfigured, KeyArgument));
+                return false;
+            }
+
+            if (!action.Args.TryGetValue(ValueArgument, out string? value))
+            {
+                Reporter.Error.WriteLine(string.Format(LocalizableStrings.PostAction_DotnetConfig_Error_ArgumentNotConfigured, ValueArgument));
+                return false;
+            }
+
+            var fileSystem = environment.Host.FileSystem;
+            var repoRoot = GetRootDirectory(fileSystem, outputBasePath);
+            var dotnetConfigFilePath = Path.Combine(repoRoot, "dotnet.config");
+            if (!fileSystem.FileExists(dotnetConfigFilePath))
+            {
+                fileSystem.WriteAllText(dotnetConfigFilePath, $"""
+                    [{sectionName}]
+                    {key} = "{value}"
+
+                    """);
+
+                Reporter.Output.WriteLine(LocalizableStrings.PostAction_CreateDotnetConfig_Succeeded);
+                return true;
+            }
+
+            var builder = new ConfigurationBuilder();
+            builder.AddIniFile(dotnetConfigFilePath);
+            IConfigurationRoot config = builder.Build();
+            var section = config.GetSection(sectionName);
+
+            if (!section.Exists())
+            {
+                var existingContent = fileSystem.ReadAllText(dotnetConfigFilePath);
+                fileSystem.WriteAllText(dotnetConfigFilePath, $"""
+                    {existingContent}
+
+                    [{sectionName}]
+                    {key} = "{value}"
+
+                    """);
+
+                Reporter.Output.WriteLine(LocalizableStrings.PostAction_CreateDotnetConfig_CreatedNewSection);
+                return true;
+            }
+
+            string? existingValue = section[key];
+            if (string.IsNullOrEmpty(existingValue))
+            {
+                // The section exists, but the key/value pair does not.
+                Reporter.Output.WriteStdErr(string.Format(LocalizableStrings.PostAction_CreateDotnetConfig_ManuallyUpdate, $"{key} = \"{value}\"", $"[{sectionName}]"));
+                return false;
+            }
+
+            if (existingValue.Equals(value, StringComparison.Ordinal))
+            {
+                // The key already exists with the same value, nothing to do.
+                Reporter.Output.WriteLine(LocalizableStrings.PostAction_CreateDotnetConfig_ValueAlreadyExist);
+                return true;
+            }
+
+            Reporter.Output.WriteStdErr(string.Format(LocalizableStrings.PostAction_CreateDotnetConfig_ManuallyUpdate, $"{key} = \"{value}\"", $"[{sectionName}]"));
+            return false;
+        }
+
+        private static string GetRootDirectory(IPhysicalFileSystem fileSystem, string outputBasePath)
+        {
+            string? currentDirectory = outputBasePath;
+            string? directoryWithSln = null;
+            while (currentDirectory is not null)
+            {
+                if (fileSystem.FileExists(Path.Combine(currentDirectory, "dotnet.config")) ||
+                    fileSystem.DirectoryExists(Path.Combine(currentDirectory, ".git")))
+                {
+                    return currentDirectory;
+                }
+
+                if (fileSystem.EnumerateFiles(currentDirectory, "*.sln", SearchOption.TopDirectoryOnly).Any() ||
+                    fileSystem.EnumerateFiles(currentDirectory, "*.slnx", SearchOption.TopDirectoryOnly).Any())
+                {
+                    directoryWithSln = currentDirectory;
+                }
+
+                currentDirectory = Directory.GetParent(currentDirectory)?.FullName;
+            }
+
+            return directoryWithSln ?? outputBasePath;
+        }
+    }
+}
diff --git a/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.cs.xlf b/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.cs.xlf
index 45f6d58a1ba7..0b5d604868ea 100644
--- a/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.cs.xlf
+++ b/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.cs.xlf
@@ -830,6 +830,31 @@ The header is followed by the list of parameters and their errors (might be seve
         <target state="translated">Chcete tuto akci spustit? [{0}(ano)|{1}(ne)]</target>
         <note />
       </trans-unit>
+      <trans-unit id="PostAction_CreateDotnetConfig_CreatedNewSection">
+        <source>Created new section in 'dotnet.config' file</source>
+        <target state="new">Created new section in 'dotnet.config' file</target>
+        <note />
+      </trans-unit>
+      <trans-unit id="PostAction_CreateDotnetConfig_ManuallyUpdate">
+        <source>Updating existing in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</source>
+        <target state="new">Updating existing in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</target>
+        <note />
+      </trans-unit>
+      <trans-unit id="PostAction_CreateDotnetConfig_Succeeded">
+        <source>Successfully created 'dotnet.config' file.</source>
+        <target state="new">Successfully created 'dotnet.config' file.</target>
+        <note />
+      </trans-unit>
+      <trans-unit id="PostAction_CreateDotnetConfig_ValueAlreadyExist">
+        <source>The required value in 'dotnet.config' is already set.</source>
+        <target state="new">The required value in 'dotnet.config' is already set.</target>
+        <note />
+      </trans-unit>
+      <trans-unit id="PostAction_DotnetConfig_Error_ArgumentNotConfigured">
+        <source>Post action argument '{0}' is mandatory, but not configured.</source>
+        <target state="new">Post action argument '{0}' is mandatory, but not configured.</target>
+        <note />
+      </trans-unit>
       <trans-unit id="PostAction_ModifyJson_Error_ArgumentNotBoolean">
         <source>Post action argument '{0}' is not a valid boolean value.</source>
         <target state="translated">Argument post-action {0} není platná logická hodnota.</target>
diff --git a/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.de.xlf b/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.de.xlf
index eb67ab8bf9bf..326736a919e8 100644
--- a/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.de.xlf
+++ b/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.de.xlf
@@ -830,6 +830,31 @@ The header is followed by the list of parameters and their errors (might be seve
         <target state="translated">Möchten Sie diese Aktion ausführen [{0} (ja) |{1} (nein)]?</target>
         <note />
       </trans-unit>
+      <trans-unit id="PostAction_CreateDotnetConfig_CreatedNewSection">
+        <source>Created new section in 'dotnet.config' file</source>
+        <target state="new">Created new section in 'dotnet.config' file</target>
+        <note />
+      </trans-unit>
+      <trans-unit id="PostAction_CreateDotnetConfig_ManuallyUpdate">
+        <source>Updating existing in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</source>
+        <target state="new">Updating existing in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</target>
+        <note />
+      </trans-unit>
+      <trans-unit id="PostAction_CreateDotnetConfig_Succeeded">
+        <source>Successfully created 'dotnet.config' file.</source>
+        <target state="new">Successfully created 'dotnet.config' file.</target>
+        <note />
+      </trans-unit>
+      <trans-unit id="PostAction_CreateDotnetConfig_ValueAlreadyExist">
+        <source>The required value in 'dotnet.config' is already set.</source>
+        <target state="new">The required value in 'dotnet.config' is already set.</target>
+        <note />
+      </trans-unit>
+      <trans-unit id="PostAction_DotnetConfig_Error_ArgumentNotConfigured">
+        <source>Post action argument '{0}' is mandatory, but not configured.</source>
+        <target state="new">Post action argument '{0}' is mandatory, but not configured.</target>
+        <note />
+      </trans-unit>
       <trans-unit id="PostAction_ModifyJson_Error_ArgumentNotBoolean">
         <source>Post action argument '{0}' is not a valid boolean value.</source>
         <target state="translated">Das Post-Aktionsargument „{0}“ ist kein gültiger boolescher Wert.</target>
diff --git a/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.es.xlf b/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.es.xlf
index 748e66f30a00..bc4b33f5afeb 100644
--- a/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.es.xlf
+++ b/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.es.xlf
@@ -830,6 +830,31 @@ The header is followed by the list of parameters and their errors (might be seve
         <target state="translated">¿Quiere ejecutar esta acción [{0}(yes)|{1}(no)]?</target>
         <note />
       </trans-unit>
+      <trans-unit id="PostAction_CreateDotnetConfig_CreatedNewSection">
+        <source>Created new section in 'dotnet.config' file</source>
+        <target state="new">Created new section in 'dotnet.config' file</target>
+        <note />
+      </trans-unit>
+      <trans-unit id="PostAction_CreateDotnetConfig_ManuallyUpdate">
+        <source>Updating existing in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</source>
+        <target state="new">Updating existing in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</target>
+        <note />
+      </trans-unit>
+      <trans-unit id="PostAction_CreateDotnetConfig_Succeeded">
+        <source>Successfully created 'dotnet.config' file.</source>
+        <target state="new">Successfully created 'dotnet.config' file.</target>
+        <note />
+      </trans-unit>
+      <trans-unit id="PostAction_CreateDotnetConfig_ValueAlreadyExist">
+        <source>The required value in 'dotnet.config' is already set.</source>
+        <target state="new">The required value in 'dotnet.config' is already set.</target>
+        <note />
+      </trans-unit>
+      <trans-unit id="PostAction_DotnetConfig_Error_ArgumentNotConfigured">
+        <source>Post action argument '{0}' is mandatory, but not configured.</source>
+        <target state="new">Post action argument '{0}' is mandatory, but not configured.</target>
+        <note />
+      </trans-unit>
       <trans-unit id="PostAction_ModifyJson_Error_ArgumentNotBoolean">
         <source>Post action argument '{0}' is not a valid boolean value.</source>
         <target state="translated">El argumento de la acción publicado '{0}' no es un valor booleano válido.</target>
diff --git a/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.fr.xlf b/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.fr.xlf
index d86722e36e60..f12d74055124 100644
--- a/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.fr.xlf
+++ b/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.fr.xlf
@@ -830,6 +830,31 @@ The header is followed by the list of parameters and their errors (might be seve
         <target state="translated">Voulez-vous exécuter cette action [{0} (yes) |{1} (no)] ?</target>
         <note />
       </trans-unit>
+      <trans-unit id="PostAction_CreateDotnetConfig_CreatedNewSection">
+        <source>Created new section in 'dotnet.config' file</source>
+        <target state="new">Created new section in 'dotnet.config' file</target>
+        <note />
+      </trans-unit>
+      <trans-unit id="PostAction_CreateDotnetConfig_ManuallyUpdate">
+        <source>Updating existing in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</source>
+        <target state="new">Updating existing in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</target>
+        <note />
+      </trans-unit>
+      <trans-unit id="PostAction_CreateDotnetConfig_Succeeded">
+        <source>Successfully created 'dotnet.config' file.</source>
+        <target state="new">Successfully created 'dotnet.config' file.</target>
+        <note />
+      </trans-unit>
+      <trans-unit id="PostAction_CreateDotnetConfig_ValueAlreadyExist">
+        <source>The required value in 'dotnet.config' is already set.</source>
+        <target state="new">The required value in 'dotnet.config' is already set.</target>
+        <note />
+      </trans-unit>
+      <trans-unit id="PostAction_DotnetConfig_Error_ArgumentNotConfigured">
+        <source>Post action argument '{0}' is mandatory, but not configured.</source>
+        <target state="new">Post action argument '{0}' is mandatory, but not configured.</target>
+        <note />
+      </trans-unit>
       <trans-unit id="PostAction_ModifyJson_Error_ArgumentNotBoolean">
         <source>Post action argument '{0}' is not a valid boolean value.</source>
         <target state="translated">L’argument post-action « {0} » n’est pas une valeur booléenne valide.</target>
diff --git a/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.it.xlf b/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.it.xlf
index 45d8e4f02e4e..e8024348e5cb 100644
--- a/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.it.xlf
+++ b/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.it.xlf
@@ -830,6 +830,31 @@ The header is followed by the list of parameters and their errors (might be seve
         <target state="translated">Eseguire questa azione [{0} (sì) |{1} (no)]?</target>
         <note />
       </trans-unit>
+      <trans-unit id="PostAction_CreateDotnetConfig_CreatedNewSection">
+        <source>Created new section in 'dotnet.config' file</source>
+        <target state="new">Created new section in 'dotnet.config' file</target>
+        <note />
+      </trans-unit>
+      <trans-unit id="PostAction_CreateDotnetConfig_ManuallyUpdate">
+        <source>Updating existing in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</source>
+        <target state="new">Updating existing in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</target>
+        <note />
+      </trans-unit>
+      <trans-unit id="PostAction_CreateDotnetConfig_Succeeded">
+        <source>Successfully created 'dotnet.config' file.</source>
+        <target state="new">Successfully created 'dotnet.config' file.</target>
+        <note />
+      </trans-unit>
+      <trans-unit id="PostAction_CreateDotnetConfig_ValueAlreadyExist">
+        <source>The required value in 'dotnet.config' is already set.</source>
+        <target state="new">The required value in 'dotnet.config' is already set.</target>
+        <note />
+      </trans-unit>
+      <trans-unit id="PostAction_DotnetConfig_Error_ArgumentNotConfigured">
+        <source>Post action argument '{0}' is mandatory, but not configured.</source>
+        <target state="new">Post action argument '{0}' is mandatory, but not configured.</target>
+        <note />
+      </trans-unit>
       <trans-unit id="PostAction_ModifyJson_Error_ArgumentNotBoolean">
         <source>Post action argument '{0}' is not a valid boolean value.</source>
         <target state="translated">L'argomento dell'azione successiva '{0}' non è un valore booleano valido.</target>
diff --git a/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.ja.xlf b/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.ja.xlf
index 2f9a5c77a259..e5432d2ede0e 100644
--- a/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.ja.xlf
+++ b/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.ja.xlf
@@ -830,6 +830,31 @@ The header is followed by the list of parameters and their errors (might be seve
         <target state="translated">このアクションを実行しますか［{0} (はい) |{1} (いいえ)] ですか?</target>
         <note />
       </trans-unit>
+      <trans-unit id="PostAction_CreateDotnetConfig_CreatedNewSection">
+        <source>Created new section in 'dotnet.config' file</source>
+        <target state="new">Created new section in 'dotnet.config' file</target>
+        <note />
+      </trans-unit>
+      <trans-unit id="PostAction_CreateDotnetConfig_ManuallyUpdate">
+        <source>Updating existing in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</source>
+        <target state="new">Updating existing in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</target>
+        <note />
+      </trans-unit>
+      <trans-unit id="PostAction_CreateDotnetConfig_Succeeded">
+        <source>Successfully created 'dotnet.config' file.</source>
+        <target state="new">Successfully created 'dotnet.config' file.</target>
+        <note />
+      </trans-unit>
+      <trans-unit id="PostAction_CreateDotnetConfig_ValueAlreadyExist">
+        <source>The required value in 'dotnet.config' is already set.</source>
+        <target state="new">The required value in 'dotnet.config' is already set.</target>
+        <note />
+      </trans-unit>
+      <trans-unit id="PostAction_DotnetConfig_Error_ArgumentNotConfigured">
+        <source>Post action argument '{0}' is mandatory, but not configured.</source>
+        <target state="new">Post action argument '{0}' is mandatory, but not configured.</target>
+        <note />
+      </trans-unit>
       <trans-unit id="PostAction_ModifyJson_Error_ArgumentNotBoolean">
         <source>Post action argument '{0}' is not a valid boolean value.</source>
         <target state="translated">事後アクションの引数 '{0}' は有効なブール値ではありません。</target>
diff --git a/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.ko.xlf b/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.ko.xlf
index 11699454506d..5d685b2724b6 100644
--- a/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.ko.xlf
+++ b/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.ko.xlf
@@ -830,6 +830,31 @@ The header is followed by the list of parameters and their errors (might be seve
         <target state="translated">이 작업을 실행하시겠어요 [{0} (예) |{1} (아니요)]?</target>
         <note />
       </trans-unit>
+      <trans-unit id="PostAction_CreateDotnetConfig_CreatedNewSection">
+        <source>Created new section in 'dotnet.config' file</source>
+        <target state="new">Created new section in 'dotnet.config' file</target>
+        <note />
+      </trans-unit>
+      <trans-unit id="PostAction_CreateDotnetConfig_ManuallyUpdate">
+        <source>Updating existing in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</source>
+        <target state="new">Updating existing in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</target>
+        <note />
+      </trans-unit>
+      <trans-unit id="PostAction_CreateDotnetConfig_Succeeded">
+        <source>Successfully created 'dotnet.config' file.</source>
+        <target state="new">Successfully created 'dotnet.config' file.</target>
+        <note />
+      </trans-unit>
+      <trans-unit id="PostAction_CreateDotnetConfig_ValueAlreadyExist">
+        <source>The required value in 'dotnet.config' is already set.</source>
+        <target state="new">The required value in 'dotnet.config' is already set.</target>
+        <note />
+      </trans-unit>
+      <trans-unit id="PostAction_DotnetConfig_Error_ArgumentNotConfigured">
+        <source>Post action argument '{0}' is mandatory, but not configured.</source>
+        <target state="new">Post action argument '{0}' is mandatory, but not configured.</target>
+        <note />
+      </trans-unit>
       <trans-unit id="PostAction_ModifyJson_Error_ArgumentNotBoolean">
         <source>Post action argument '{0}' is not a valid boolean value.</source>
         <target state="translated">사후 작업 인수 '{0}'은(는) 올바른 부울 값이 아닙니다.</target>
diff --git a/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.pl.xlf b/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.pl.xlf
index 6e5167124b31..159ceabb8cbf 100644
--- a/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.pl.xlf
+++ b/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.pl.xlf
@@ -830,6 +830,31 @@ The header is followed by the list of parameters and their errors (might be seve
         <target state="translated">Chcesz uruchomić tę akcję [{0}(tak)|{1}(nie)]?</target>
         <note />
       </trans-unit>
+      <trans-unit id="PostAction_CreateDotnetConfig_CreatedNewSection">
+        <source>Created new section in 'dotnet.config' file</source>
+        <target state="new">Created new section in 'dotnet.config' file</target>
+        <note />
+      </trans-unit>
+      <trans-unit id="PostAction_CreateDotnetConfig_ManuallyUpdate">
+        <source>Updating existing in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</source>
+        <target state="new">Updating existing in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</target>
+        <note />
+      </trans-unit>
+      <trans-unit id="PostAction_CreateDotnetConfig_Succeeded">
+        <source>Successfully created 'dotnet.config' file.</source>
+        <target state="new">Successfully created 'dotnet.config' file.</target>
+        <note />
+      </trans-unit>
+      <trans-unit id="PostAction_CreateDotnetConfig_ValueAlreadyExist">
+        <source>The required value in 'dotnet.config' is already set.</source>
+        <target state="new">The required value in 'dotnet.config' is already set.</target>
+        <note />
+      </trans-unit>
+      <trans-unit id="PostAction_DotnetConfig_Error_ArgumentNotConfigured">
+        <source>Post action argument '{0}' is mandatory, but not configured.</source>
+        <target state="new">Post action argument '{0}' is mandatory, but not configured.</target>
+        <note />
+      </trans-unit>
       <trans-unit id="PostAction_ModifyJson_Error_ArgumentNotBoolean">
         <source>Post action argument '{0}' is not a valid boolean value.</source>
         <target state="translated">Argument akcji „{0}” nie jest prawidłową wartością logiczną.</target>
diff --git a/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.pt-BR.xlf b/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.pt-BR.xlf
index 24f89179cb85..b8a11fe61e3f 100644
--- a/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.pt-BR.xlf
+++ b/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.pt-BR.xlf
@@ -830,6 +830,31 @@ The header is followed by the list of parameters and their errors (might be seve
         <target state="translated">Deseja executar esta ação [{0}(yes)|{1}(no)]?</target>
         <note />
       </trans-unit>
+      <trans-unit id="PostAction_CreateDotnetConfig_CreatedNewSection">
+        <source>Created new section in 'dotnet.config' file</source>
+        <target state="new">Created new section in 'dotnet.config' file</target>
+        <note />
+      </trans-unit>
+      <trans-unit id="PostAction_CreateDotnetConfig_ManuallyUpdate">
+        <source>Updating existing in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</source>
+        <target state="new">Updating existing in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</target>
+        <note />
+      </trans-unit>
+      <trans-unit id="PostAction_CreateDotnetConfig_Succeeded">
+        <source>Successfully created 'dotnet.config' file.</source>
+        <target state="new">Successfully created 'dotnet.config' file.</target>
+        <note />
+      </trans-unit>
+      <trans-unit id="PostAction_CreateDotnetConfig_ValueAlreadyExist">
+        <source>The required value in 'dotnet.config' is already set.</source>
+        <target state="new">The required value in 'dotnet.config' is already set.</target>
+        <note />
+      </trans-unit>
+      <trans-unit id="PostAction_DotnetConfig_Error_ArgumentNotConfigured">
+        <source>Post action argument '{0}' is mandatory, but not configured.</source>
+        <target state="new">Post action argument '{0}' is mandatory, but not configured.</target>
+        <note />
+      </trans-unit>
       <trans-unit id="PostAction_ModifyJson_Error_ArgumentNotBoolean">
         <source>Post action argument '{0}' is not a valid boolean value.</source>
         <target state="translated">O argumento de pós-ação '{0}' não é um valor booleano válido.</target>
diff --git a/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.ru.xlf b/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.ru.xlf
index 6578a4d5bf14..6daa18fedc4e 100644
--- a/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.ru.xlf
+++ b/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.ru.xlf
@@ -830,6 +830,31 @@ The header is followed by the list of parameters and their errors (might be seve
         <target state="translated">Вы хотите выполнить это действие [{0}(да)|{1}(нет)]?</target>
         <note />
       </trans-unit>
+      <trans-unit id="PostAction_CreateDotnetConfig_CreatedNewSection">
+        <source>Created new section in 'dotnet.config' file</source>
+        <target state="new">Created new section in 'dotnet.config' file</target>
+        <note />
+      </trans-unit>
+      <trans-unit id="PostAction_CreateDotnetConfig_ManuallyUpdate">
+        <source>Updating existing in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</source>
+        <target state="new">Updating existing in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</target>
+        <note />
+      </trans-unit>
+      <trans-unit id="PostAction_CreateDotnetConfig_Succeeded">
+        <source>Successfully created 'dotnet.config' file.</source>
+        <target state="new">Successfully created 'dotnet.config' file.</target>
+        <note />
+      </trans-unit>
+      <trans-unit id="PostAction_CreateDotnetConfig_ValueAlreadyExist">
+        <source>The required value in 'dotnet.config' is already set.</source>
+        <target state="new">The required value in 'dotnet.config' is already set.</target>
+        <note />
+      </trans-unit>
+      <trans-unit id="PostAction_DotnetConfig_Error_ArgumentNotConfigured">
+        <source>Post action argument '{0}' is mandatory, but not configured.</source>
+        <target state="new">Post action argument '{0}' is mandatory, but not configured.</target>
+        <note />
+      </trans-unit>
       <trans-unit id="PostAction_ModifyJson_Error_ArgumentNotBoolean">
         <source>Post action argument '{0}' is not a valid boolean value.</source>
         <target state="translated">Аргумент после действия "{0}" не является допустимым логическим значением.</target>
diff --git a/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.tr.xlf b/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.tr.xlf
index a0d71cff2b96..3410bdf4bceb 100644
--- a/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.tr.xlf
+++ b/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.tr.xlf
@@ -830,6 +830,31 @@ The header is followed by the list of parameters and their errors (might be seve
         <target state="translated">Bu eylemi çalıştırmak istiyor musunuz [{0}(evet)|{1}(hayır)]?</target>
         <note />
       </trans-unit>
+      <trans-unit id="PostAction_CreateDotnetConfig_CreatedNewSection">
+        <source>Created new section in 'dotnet.config' file</source>
+        <target state="new">Created new section in 'dotnet.config' file</target>
+        <note />
+      </trans-unit>
+      <trans-unit id="PostAction_CreateDotnetConfig_ManuallyUpdate">
+        <source>Updating existing in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</source>
+        <target state="new">Updating existing in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</target>
+        <note />
+      </trans-unit>
+      <trans-unit id="PostAction_CreateDotnetConfig_Succeeded">
+        <source>Successfully created 'dotnet.config' file.</source>
+        <target state="new">Successfully created 'dotnet.config' file.</target>
+        <note />
+      </trans-unit>
+      <trans-unit id="PostAction_CreateDotnetConfig_ValueAlreadyExist">
+        <source>The required value in 'dotnet.config' is already set.</source>
+        <target state="new">The required value in 'dotnet.config' is already set.</target>
+        <note />
+      </trans-unit>
+      <trans-unit id="PostAction_DotnetConfig_Error_ArgumentNotConfigured">
+        <source>Post action argument '{0}' is mandatory, but not configured.</source>
+        <target state="new">Post action argument '{0}' is mandatory, but not configured.</target>
+        <note />
+      </trans-unit>
       <trans-unit id="PostAction_ModifyJson_Error_ArgumentNotBoolean">
         <source>Post action argument '{0}' is not a valid boolean value.</source>
         <target state="translated">'{0}' eylem sonrası bağımsız değişkeni, geçerli bir boole değeri değil.</target>
diff --git a/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.zh-Hans.xlf b/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.zh-Hans.xlf
index f75d8ad68dae..f01135837319 100644
--- a/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.zh-Hans.xlf
+++ b/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.zh-Hans.xlf
@@ -830,6 +830,31 @@ The header is followed by the list of parameters and their errors (might be seve
         <target state="translated">是否要运行此操作 [{0}(是)|{1}(否)]?</target>
         <note />
       </trans-unit>
+      <trans-unit id="PostAction_CreateDotnetConfig_CreatedNewSection">
+        <source>Created new section in 'dotnet.config' file</source>
+        <target state="new">Created new section in 'dotnet.config' file</target>
+        <note />
+      </trans-unit>
+      <trans-unit id="PostAction_CreateDotnetConfig_ManuallyUpdate">
+        <source>Updating existing in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</source>
+        <target state="new">Updating existing in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</target>
+        <note />
+      </trans-unit>
+      <trans-unit id="PostAction_CreateDotnetConfig_Succeeded">
+        <source>Successfully created 'dotnet.config' file.</source>
+        <target state="new">Successfully created 'dotnet.config' file.</target>
+        <note />
+      </trans-unit>
+      <trans-unit id="PostAction_CreateDotnetConfig_ValueAlreadyExist">
+        <source>The required value in 'dotnet.config' is already set.</source>
+        <target state="new">The required value in 'dotnet.config' is already set.</target>
+        <note />
+      </trans-unit>
+      <trans-unit id="PostAction_DotnetConfig_Error_ArgumentNotConfigured">
+        <source>Post action argument '{0}' is mandatory, but not configured.</source>
+        <target state="new">Post action argument '{0}' is mandatory, but not configured.</target>
+        <note />
+      </trans-unit>
       <trans-unit id="PostAction_ModifyJson_Error_ArgumentNotBoolean">
         <source>Post action argument '{0}' is not a valid boolean value.</source>
         <target state="translated">Post 操作参数“{0}”不是有效的布尔值。</target>
diff --git a/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.zh-Hant.xlf b/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.zh-Hant.xlf
index 56c64a9d9b91..f182e0a5579a 100644
--- a/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.zh-Hant.xlf
+++ b/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.zh-Hant.xlf
@@ -830,6 +830,31 @@ The header is followed by the list of parameters and their errors (might be seve
         <target state="translated">是否要執行此動作 [{0}(是)|{1}(否)]?</target>
         <note />
       </trans-unit>
+      <trans-unit id="PostAction_CreateDotnetConfig_CreatedNewSection">
+        <source>Created new section in 'dotnet.config' file</source>
+        <target state="new">Created new section in 'dotnet.config' file</target>
+        <note />
+      </trans-unit>
+      <trans-unit id="PostAction_CreateDotnetConfig_ManuallyUpdate">
+        <source>Updating existing in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</source>
+        <target state="new">Updating existing in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</target>
+        <note />
+      </trans-unit>
+      <trans-unit id="PostAction_CreateDotnetConfig_Succeeded">
+        <source>Successfully created 'dotnet.config' file.</source>
+        <target state="new">Successfully created 'dotnet.config' file.</target>
+        <note />
+      </trans-unit>
+      <trans-unit id="PostAction_CreateDotnetConfig_ValueAlreadyExist">
+        <source>The required value in 'dotnet.config' is already set.</source>
+        <target state="new">The required value in 'dotnet.config' is already set.</target>
+        <note />
+      </trans-unit>
+      <trans-unit id="PostAction_DotnetConfig_Error_ArgumentNotConfigured">
+        <source>Post action argument '{0}' is mandatory, but not configured.</source>
+        <target state="new">Post action argument '{0}' is mandatory, but not configured.</target>
+        <note />
+      </trans-unit>
       <trans-unit id="PostAction_ModifyJson_Error_ArgumentNotBoolean">
         <source>Post action argument '{0}' is not a valid boolean value.</source>
         <target state="translated">Post 巨集指令引數 '{0}' 不是有效的布林值。</target>
diff --git a/test/Microsoft.TemplateEngine.Cli.UnitTests/PostActionTests/CreateOrUpdateDotnetConfigPostActionTests.cs b/test/Microsoft.TemplateEngine.Cli.UnitTests/PostActionTests/CreateOrUpdateDotnetConfigPostActionTests.cs
new file mode 100644
index 000000000000..86fdf5e82f1a
--- /dev/null
+++ b/test/Microsoft.TemplateEngine.Cli.UnitTests/PostActionTests/CreateOrUpdateDotnetConfigPostActionTests.cs
@@ -0,0 +1,208 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
+using Microsoft.DotNet.Cli.Utils;
+using Microsoft.TemplateEngine.Abstractions;
+using Microsoft.TemplateEngine.Cli.PostActionProcessors;
+using Microsoft.TemplateEngine.Mocks;
+using Microsoft.TemplateEngine.TestHelper;
+
+using Moq;
+
+namespace Microsoft.TemplateEngine.Cli.UnitTests.PostActionTests;
+
+public class CreateOrUpdateDotnetConfigPostActionTests : IClassFixture<EnvironmentSettingsHelper>
+{
+    private readonly IEngineEnvironmentSettings _engineEnvironmentSettings;
+
+    public CreateOrUpdateDotnetConfigPostActionTests(EnvironmentSettingsHelper environmentSettingsHelper)
+    {
+        _engineEnvironmentSettings = environmentSettingsHelper.CreateEnvironment(hostIdentifier: GetType().Name, virtualize: true);
+    }
+
+    [Theory]
+    [InlineData("section")]
+    [InlineData("key")]
+    [InlineData("value")]
+    public void MissingArgumentShouldFail(string missingArgumentName)
+    {
+        string targetBasePath = _engineEnvironmentSettings.GetTempVirtualizedPath();
+
+        var dictionary = new Dictionary<string, string>
+        {
+            ["section"] = "dotnet.test.runner",
+            ["key"] = "name",
+            ["value"] = "Microsoft.Testing.Platform"
+        };
+        dictionary.Remove(missingArgumentName);
+
+        IPostAction postAction = new MockPostAction(default, default, default, default, default!)
+        {
+            ActionId = CreateOrUpdateDotnetConfigPostActionProcessor.ActionProcessorId,
+            Args = dictionary,
+        };
+
+        Mock<IReporter> mockReporter = new();
+
+        mockReporter.Setup(r => r.WriteLine(It.IsAny<string>()))
+            .Verifiable();
+
+        Reporter.SetError(mockReporter.Object);
+
+        CreateOrUpdateDotnetConfigPostActionProcessor processor = new();
+
+        bool result = processor.Process(
+            _engineEnvironmentSettings,
+            postAction,
+            new MockCreationEffects(),
+            new MockCreationResult(),
+            targetBasePath);
+
+        Assert.False(result);
+
+        mockReporter.Verify(r => r.WriteLine(string.Format(LocalizableStrings.PostAction_DotnetConfig_Error_ArgumentNotConfigured, missingArgumentName)), Times.Once);
+    }
+
+    [Fact]
+    public void CreatesDotnetConfigWhenDoesNotExist()
+    {
+        string targetBasePath = _engineEnvironmentSettings.GetTempVirtualizedPath();
+
+        IPostAction postAction = CreatePostActionForMTP();
+
+        Mock<IReporter> mockReporter = new();
+
+        mockReporter.Setup(r => r.WriteLine(It.IsAny<string>()))
+            .Verifiable();
+
+        Reporter.SetOutput(mockReporter.Object);
+
+        CreateOrUpdateDotnetConfigPostActionProcessor processor = new();
+
+        _engineEnvironmentSettings.Host.FileSystem.FileExists(Path.Combine(targetBasePath, "dotnet.config")).Should().BeFalse();
+
+        bool result = processor.Process(
+            _engineEnvironmentSettings,
+            postAction,
+            new MockCreationEffects(),
+            new MockCreationResult(),
+            targetBasePath);
+
+        Assert.True(result);
+
+        _engineEnvironmentSettings.Host.FileSystem.FileExists(Path.Combine(targetBasePath, "dotnet.config")).Should().BeTrue();
+        _engineEnvironmentSettings.Host.FileSystem.ReadAllText(Path.Combine(targetBasePath, "dotnet.config")).Should().Be("""
+            [dotnet.test.runner]
+            name = "Microsoft.Testing.Platform"
+
+            """);
+
+        mockReporter.Verify(r => r.WriteLine(LocalizableStrings.PostAction_CreateDotnetConfig_Succeeded), Times.Once);
+    }
+
+    [Fact]
+    public void CreatesNewSectionWhenFileExistsButSectionDoesNot()
+    {
+        string targetBasePath = _engineEnvironmentSettings.GetTempVirtualizedPath();
+
+        IPostAction postAction = CreatePostActionForMTP();
+        CreateDotnetConfig(targetBasePath, "mysection", "mykey", "myvalue");
+        Mock<IReporter> mockReporter = new();
+
+        mockReporter.Setup(r => r.WriteLine(It.IsAny<string>()))
+            .Verifiable();
+
+        Reporter.SetOutput(mockReporter.Object);
+
+        CreateOrUpdateDotnetConfigPostActionProcessor processor = new();
+
+        _engineEnvironmentSettings.Host.FileSystem.FileExists(Path.Combine(targetBasePath, "dotnet.config")).Should().BeTrue();
+        _engineEnvironmentSettings.Host.FileSystem.ReadAllText(Path.Combine(targetBasePath, "dotnet.config")).Should().Be("""
+            [mysection]
+            mykey = "myvalue"
+
+            """);
+
+        bool result = processor.Process(
+            _engineEnvironmentSettings,
+            postAction,
+            new MockCreationEffects(),
+            new MockCreationResult(),
+            targetBasePath);
+
+        Assert.True(result);
+
+        _engineEnvironmentSettings.Host.FileSystem.FileExists(Path.Combine(targetBasePath, "dotnet.config")).Should().BeTrue();
+        _engineEnvironmentSettings.Host.FileSystem.ReadAllText(Path.Combine(targetBasePath, "dotnet.config")).Should().Be("""
+            [mysection]
+            mykey = "myvalue"
+
+            [dotnet.test.runner]
+            name = "Microsoft.Testing.Platform"
+
+            """);
+
+        mockReporter.Verify(r => r.WriteLine(LocalizableStrings.PostAction_CreateDotnetConfig_CreatedNewSection), Times.Once);
+    }
+
+    [Fact]
+    public void DoesNothingIfNoUpdatesNeedToHappen()
+    {
+        string targetBasePath = _engineEnvironmentSettings.GetTempVirtualizedPath();
+
+        IPostAction postAction = CreatePostActionForMTP();
+        CreateDotnetConfig(targetBasePath, "dotnet.test.runner", "name", "Microsoft.Testing.Platform");
+        Mock<IReporter> mockReporter = new();
+
+        mockReporter.Setup(r => r.WriteLine(It.IsAny<string>()))
+            .Verifiable();
+
+        Reporter.SetOutput(mockReporter.Object);
+
+        CreateOrUpdateDotnetConfigPostActionProcessor processor = new();
+
+        _engineEnvironmentSettings.Host.FileSystem.FileExists(Path.Combine(targetBasePath, "dotnet.config")).Should().BeTrue();
+        _engineEnvironmentSettings.Host.FileSystem.ReadAllText(Path.Combine(targetBasePath, "dotnet.config")).Should().Be("""
+            [dotnet.test.runner]
+            name = "Microsoft.Testing.Platform"
+
+            """);
+
+        bool result = processor.Process(
+            _engineEnvironmentSettings,
+            postAction,
+            new MockCreationEffects(),
+            new MockCreationResult(),
+            targetBasePath);
+
+        Assert.True(result);
+
+        _engineEnvironmentSettings.Host.FileSystem.FileExists(Path.Combine(targetBasePath, "dotnet.config")).Should().BeTrue();
+        _engineEnvironmentSettings.Host.FileSystem.ReadAllText(Path.Combine(targetBasePath, "dotnet.config")).Should().Be("""
+            [dotnet.test.runner]
+            name = "Microsoft.Testing.Platform"
+
+            """);
+
+        mockReporter.Verify(r => r.WriteLine(LocalizableStrings.PostAction_CreateDotnetConfig_ValueAlreadyExist), Times.Once);
+    }
+
+    private static IPostAction CreatePostActionForMTP()
+        => new MockPostAction(default, default, default, default, default!)
+        {
+            ActionId = CreateOrUpdateDotnetConfigPostActionProcessor.ActionProcessorId,
+            Args = new Dictionary<string, string>
+            {
+                ["section"] = "dotnet.test.runner",
+                ["key"] = "name",
+                ["value"] = "Microsoft.Testing.Platform",
+            },
+        };
+
+    private void CreateDotnetConfig(string targetBasePath, string section, string key, string value)
+        => _engineEnvironmentSettings.Host.FileSystem.WriteAllText(Path.Combine(targetBasePath, "dotnet.config"), $"""
+            [{section}]
+            {key} = "{value}"
+
+            """);
+}

From 48395abc3a0c7a3a6969613b39e928911d12dc48 Mon Sep 17 00:00:00 2001
From: Youssef1313 <youssefvictor00@gmail.com>
Date: Fri, 15 Aug 2025 12:00:05 +0200
Subject: [PATCH 2/6] Use stream

---
 .../CreateOrUpdateDotnetConfigPostActionProcessor.cs           | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/Cli/Microsoft.TemplateEngine.Cli/PostActionProcessors/CreateOrUpdateDotnetConfigPostActionProcessor.cs b/src/Cli/Microsoft.TemplateEngine.Cli/PostActionProcessors/CreateOrUpdateDotnetConfigPostActionProcessor.cs
index 509da9fd1dde..7b74b4022f89 100644
--- a/src/Cli/Microsoft.TemplateEngine.Cli/PostActionProcessors/CreateOrUpdateDotnetConfigPostActionProcessor.cs
+++ b/src/Cli/Microsoft.TemplateEngine.Cli/PostActionProcessors/CreateOrUpdateDotnetConfigPostActionProcessor.cs
@@ -59,7 +59,8 @@ protected override bool ProcessInternal(
             }
 
             var builder = new ConfigurationBuilder();
-            builder.AddIniFile(dotnetConfigFilePath);
+            using var stream = fileSystem.OpenRead(dotnetConfigFilePath);
+            builder.AddIniStream(stream);
             IConfigurationRoot config = builder.Build();
             var section = config.GetSection(sectionName);
 

From 926a67e4cef993763e42388e4c8fe74bf1f8cb12 Mon Sep 17 00:00:00 2001
From: Youssef1313 <youssefvictor00@gmail.com>
Date: Fri, 15 Aug 2025 12:49:51 +0200
Subject: [PATCH 3/6] Fix

---
 ...OrUpdateDotnetConfigPostActionProcessor.cs | 24 +++++++++++++++++--
 1 file changed, 22 insertions(+), 2 deletions(-)

diff --git a/src/Cli/Microsoft.TemplateEngine.Cli/PostActionProcessors/CreateOrUpdateDotnetConfigPostActionProcessor.cs b/src/Cli/Microsoft.TemplateEngine.Cli/PostActionProcessors/CreateOrUpdateDotnetConfigPostActionProcessor.cs
index 7b74b4022f89..89d4f738a5af 100644
--- a/src/Cli/Microsoft.TemplateEngine.Cli/PostActionProcessors/CreateOrUpdateDotnetConfigPostActionProcessor.cs
+++ b/src/Cli/Microsoft.TemplateEngine.Cli/PostActionProcessors/CreateOrUpdateDotnetConfigPostActionProcessor.cs
@@ -110,8 +110,28 @@ private static string GetRootDirectory(IPhysicalFileSystem fileSystem, string ou
                     return currentDirectory;
                 }
 
-                if (fileSystem.EnumerateFiles(currentDirectory, "*.sln", SearchOption.TopDirectoryOnly).Any() ||
-                    fileSystem.EnumerateFiles(currentDirectory, "*.slnx", SearchOption.TopDirectoryOnly).Any())
+                // DirectoryExists here should always be in practice, but for the way tests are mocking the file system, it's not.
+                // The check was added to prevent test failures similar to:
+                // System.IO.DirectoryNotFoundException : Could not find a part of the path '/Users/runner/work/1/s/artifacts/bin/Microsoft.TemplateEngine.Cli.UnitTests/Release/sandbox'.
+                // at System.IO.Enumeration.FileSystemEnumerator`1.CreateDirectoryHandle(String path, Boolean ignoreNotFound)
+                // at System.IO.Enumeration.FileSystemEnumerator`1.Init()
+                // at System.IO.Enumeration.FileSystemEnumerable`1..ctor(String directory, FindTransform transform, EnumerationOptions options, Boolean isNormalized)
+                // at System.IO.Enumeration.FileSystemEnumerableFactory.UserFiles(String directory, String expression, EnumerationOptions options)
+                // at System.IO.Directory.InternalEnumeratePaths(String path, String searchPattern, SearchTarget searchTarget, EnumerationOptions enumerationOptions)
+                // at Microsoft.TemplateEngine.Utils.PhysicalFileSystem.EnumerateFiles(String path, String pattern, SearchOption searchOption)
+                // at Microsoft.TemplateEngine.TestHelper.MonitoredFileSystem.EnumerateFiles(String path, String pattern, SearchOption searchOption)
+                // at Microsoft.TemplateEngine.Utils.InMemoryFileSystem.EnumerateFiles(String path, String pattern, SearchOption searchOption)+MoveNext()
+                // at Microsoft.TemplateEngine.Utils.InMemoryFileSystem.EnumerateFiles(String path, String pattern, SearchOption searchOption)+MoveNext()
+                // at System.Linq.Enumerable.Any[TSource](IEnumerable`1 source)
+                // at Microsoft.TemplateEngine.Cli.PostActionProcessors.CreateOrUpdateDotnetConfigPostActionProcessor.GetRootDirectory(IPhysicalFileSystem fileSystem, String outputBasePath) in /_/src/Cli/Microsoft.TemplateEngine.Cli/PostActionProcessors/CreateOrUpdateDotnetConfigPostActionProcessor.cs:line 113
+                // at Microsoft.TemplateEngine.Cli.PostActionProcessors.CreateOrUpdateDotnetConfigPostActionProcessor.ProcessInternal(IEngineEnvironmentSettings environment, IPostAction action, ICreationEffects creationEffects, ICreationResult templateCreationResult, String outputBasePath) in /_/src/Cli/Microsoft.TemplateEngine.Cli/PostActionProcessors/CreateOrUpdateDotnetConfigPostActionProcessor.cs:line 47
+                // at Microsoft.TemplateEngine.Cli.PostActionProcessors.PostActionProcessorBase.Process(IEngineEnvironmentSettings environment, IPostAction action, ICreationEffects creationEffects, ICreationResult templateCreationResult, String outputBasePath) in /_/src/Cli/Microsoft.TemplateEngine.Cli/PostActionProcessors/PostActionProcessorBase.cs:line 26
+                // at Microsoft.TemplateEngine.Cli.UnitTests.PostActionTests.CreateOrUpdateDotnetConfigPostActionTests.CreatesDotnetConfigWhenDoesNotExist() in /Users/runner/work/1/s/test/Microsoft.TemplateEngine.Cli.UnitTests/PostActionTests/CreateOrUpdateDotnetConfigPostActionTests.cs:line 84
+                // at System.Reflection.MethodBaseInvoker.InterpretedInvoke_Method(Object obj, IntPtr* args)
+                // at System.Reflection.MethodBaseInvoker.InvokeWithNoArgs(Object obj, BindingFlags invokeAttr)
+                if (fileSystem.DirectoryExists(currentDirectory) &&
+                    (fileSystem.EnumerateFiles(currentDirectory, "*.sln", SearchOption.TopDirectoryOnly).Any() ||
+                    fileSystem.EnumerateFiles(currentDirectory, "*.slnx", SearchOption.TopDirectoryOnly).Any()))
                 {
                     directoryWithSln = currentDirectory;
                 }

From 2f616c86e00e8bd64007dbb30bf468df424d822a Mon Sep 17 00:00:00 2001
From: Youssef1313 <youssefvictor00@gmail.com>
Date: Fri, 15 Aug 2025 13:49:19 +0200
Subject: [PATCH 4/6] Fix tests

---
 .../CreateOrUpdateDotnetConfigPostActionTests.cs | 16 ++++++++++++----
 1 file changed, 12 insertions(+), 4 deletions(-)

diff --git a/test/Microsoft.TemplateEngine.Cli.UnitTests/PostActionTests/CreateOrUpdateDotnetConfigPostActionTests.cs b/test/Microsoft.TemplateEngine.Cli.UnitTests/PostActionTests/CreateOrUpdateDotnetConfigPostActionTests.cs
index 86fdf5e82f1a..0a1bd35258f6 100644
--- a/test/Microsoft.TemplateEngine.Cli.UnitTests/PostActionTests/CreateOrUpdateDotnetConfigPostActionTests.cs
+++ b/test/Microsoft.TemplateEngine.Cli.UnitTests/PostActionTests/CreateOrUpdateDotnetConfigPostActionTests.cs
@@ -1,6 +1,7 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
 
+using System.Runtime.CompilerServices;
 using Microsoft.DotNet.Cli.Utils;
 using Microsoft.TemplateEngine.Abstractions;
 using Microsoft.TemplateEngine.Cli.PostActionProcessors;
@@ -26,7 +27,7 @@ public CreateOrUpdateDotnetConfigPostActionTests(EnvironmentSettingsHelper envir
     [InlineData("value")]
     public void MissingArgumentShouldFail(string missingArgumentName)
     {
-        string targetBasePath = _engineEnvironmentSettings.GetTempVirtualizedPath();
+        string targetBasePath = GetTargetPath();
 
         var dictionary = new Dictionary<string, string>
         {
@@ -66,7 +67,7 @@ public void MissingArgumentShouldFail(string missingArgumentName)
     [Fact]
     public void CreatesDotnetConfigWhenDoesNotExist()
     {
-        string targetBasePath = _engineEnvironmentSettings.GetTempVirtualizedPath();
+        string targetBasePath = GetTargetPath();
 
         IPostAction postAction = CreatePostActionForMTP();
 
@@ -103,7 +104,7 @@ public void CreatesDotnetConfigWhenDoesNotExist()
     [Fact]
     public void CreatesNewSectionWhenFileExistsButSectionDoesNot()
     {
-        string targetBasePath = _engineEnvironmentSettings.GetTempVirtualizedPath();
+        string targetBasePath = GetTargetPath();
 
         IPostAction postAction = CreatePostActionForMTP();
         CreateDotnetConfig(targetBasePath, "mysection", "mykey", "myvalue");
@@ -148,7 +149,7 @@ public void CreatesNewSectionWhenFileExistsButSectionDoesNot()
     [Fact]
     public void DoesNothingIfNoUpdatesNeedToHappen()
     {
-        string targetBasePath = _engineEnvironmentSettings.GetTempVirtualizedPath();
+        string targetBasePath = GetTargetPath();
 
         IPostAction postAction = CreatePostActionForMTP();
         CreateDotnetConfig(targetBasePath, "dotnet.test.runner", "name", "Microsoft.Testing.Platform");
@@ -205,4 +206,11 @@ private void CreateDotnetConfig(string targetBasePath, string section, string ke
             {key} = "{value}"
 
             """);
+
+    private string GetTargetPath([CallerMemberName] string testName = "")
+    {
+        string targetBasePath = Path.Combine(_engineEnvironmentSettings.GetTempVirtualizedPath(), testName);
+        _engineEnvironmentSettings.Host.FileSystem.CreateDirectory(targetBasePath);
+        return targetBasePath;
+    }
 }

From 8609c77a3cbdd66c950016720f99dd7ed47c1884 Mon Sep 17 00:00:00 2001
From: Youssef1313 <youssefvictor00@gmail.com>
Date: Wed, 20 Aug 2025 07:53:14 +0200
Subject: [PATCH 5/6] Fix tests

---
 ...eateOrUpdateDotnetConfigPostActionTests.cs | 37 +++++++++++--------
 1 file changed, 22 insertions(+), 15 deletions(-)

diff --git a/test/Microsoft.TemplateEngine.Cli.UnitTests/PostActionTests/CreateOrUpdateDotnetConfigPostActionTests.cs b/test/Microsoft.TemplateEngine.Cli.UnitTests/PostActionTests/CreateOrUpdateDotnetConfigPostActionTests.cs
index 0a1bd35258f6..6d66a0c6b895 100644
--- a/test/Microsoft.TemplateEngine.Cli.UnitTests/PostActionTests/CreateOrUpdateDotnetConfigPostActionTests.cs
+++ b/test/Microsoft.TemplateEngine.Cli.UnitTests/PostActionTests/CreateOrUpdateDotnetConfigPostActionTests.cs
@@ -68,6 +68,7 @@ public void MissingArgumentShouldFail(string missingArgumentName)
     public void CreatesDotnetConfigWhenDoesNotExist()
     {
         string targetBasePath = GetTargetPath();
+        string dotnetConfigPath = Path.Combine(targetBasePath, "dotnet.config");
 
         IPostAction postAction = CreatePostActionForMTP();
 
@@ -80,7 +81,7 @@ public void CreatesDotnetConfigWhenDoesNotExist()
 
         CreateOrUpdateDotnetConfigPostActionProcessor processor = new();
 
-        _engineEnvironmentSettings.Host.FileSystem.FileExists(Path.Combine(targetBasePath, "dotnet.config")).Should().BeFalse();
+        _engineEnvironmentSettings.Host.FileSystem.FileExists(dotnetConfigPath).Should().BeFalse();
 
         bool result = processor.Process(
             _engineEnvironmentSettings,
@@ -91,8 +92,8 @@ public void CreatesDotnetConfigWhenDoesNotExist()
 
         Assert.True(result);
 
-        _engineEnvironmentSettings.Host.FileSystem.FileExists(Path.Combine(targetBasePath, "dotnet.config")).Should().BeTrue();
-        _engineEnvironmentSettings.Host.FileSystem.ReadAllText(Path.Combine(targetBasePath, "dotnet.config")).Should().Be("""
+        _engineEnvironmentSettings.Host.FileSystem.FileExists(dotnetConfigPath).Should().BeTrue();
+        _engineEnvironmentSettings.Host.FileSystem.ReadAllText(dotnetConfigPath).Should().Be("""
             [dotnet.test.runner]
             name = "Microsoft.Testing.Platform"
 
@@ -105,9 +106,10 @@ public void CreatesDotnetConfigWhenDoesNotExist()
     public void CreatesNewSectionWhenFileExistsButSectionDoesNot()
     {
         string targetBasePath = GetTargetPath();
+        string dotnetConfigPath = Path.Combine(targetBasePath, "dotnet.config");
 
         IPostAction postAction = CreatePostActionForMTP();
-        CreateDotnetConfig(targetBasePath, "mysection", "mykey", "myvalue");
+        CreateDotnetConfig(dotnetConfigPath, "mysection", "mykey", "myvalue");
         Mock<IReporter> mockReporter = new();
 
         mockReporter.Setup(r => r.WriteLine(It.IsAny<string>()))
@@ -117,8 +119,8 @@ public void CreatesNewSectionWhenFileExistsButSectionDoesNot()
 
         CreateOrUpdateDotnetConfigPostActionProcessor processor = new();
 
-        _engineEnvironmentSettings.Host.FileSystem.FileExists(Path.Combine(targetBasePath, "dotnet.config")).Should().BeTrue();
-        _engineEnvironmentSettings.Host.FileSystem.ReadAllText(Path.Combine(targetBasePath, "dotnet.config")).Should().Be("""
+        _engineEnvironmentSettings.Host.FileSystem.FileExists(dotnetConfigPath).Should().BeTrue();
+        _engineEnvironmentSettings.Host.FileSystem.ReadAllText(dotnetConfigPath).Should().Be("""
             [mysection]
             mykey = "myvalue"
 
@@ -133,11 +135,12 @@ public void CreatesNewSectionWhenFileExistsButSectionDoesNot()
 
         Assert.True(result);
 
-        _engineEnvironmentSettings.Host.FileSystem.FileExists(Path.Combine(targetBasePath, "dotnet.config")).Should().BeTrue();
-        _engineEnvironmentSettings.Host.FileSystem.ReadAllText(Path.Combine(targetBasePath, "dotnet.config")).Should().Be("""
+        _engineEnvironmentSettings.Host.FileSystem.FileExists(dotnetConfigPath).Should().BeTrue();
+        _engineEnvironmentSettings.Host.FileSystem.ReadAllText(dotnetConfigPath).Should().Be("""
             [mysection]
             mykey = "myvalue"
 
+
             [dotnet.test.runner]
             name = "Microsoft.Testing.Platform"
 
@@ -150,9 +153,10 @@ public void CreatesNewSectionWhenFileExistsButSectionDoesNot()
     public void DoesNothingIfNoUpdatesNeedToHappen()
     {
         string targetBasePath = GetTargetPath();
+        string dotnetConfigPath = Path.Combine(targetBasePath, "dotnet.config");
 
         IPostAction postAction = CreatePostActionForMTP();
-        CreateDotnetConfig(targetBasePath, "dotnet.test.runner", "name", "Microsoft.Testing.Platform");
+        CreateDotnetConfig(dotnetConfigPath, "dotnet.test.runner", "name", "Microsoft.Testing.Platform");
         Mock<IReporter> mockReporter = new();
 
         mockReporter.Setup(r => r.WriteLine(It.IsAny<string>()))
@@ -162,8 +166,8 @@ public void DoesNothingIfNoUpdatesNeedToHappen()
 
         CreateOrUpdateDotnetConfigPostActionProcessor processor = new();
 
-        _engineEnvironmentSettings.Host.FileSystem.FileExists(Path.Combine(targetBasePath, "dotnet.config")).Should().BeTrue();
-        _engineEnvironmentSettings.Host.FileSystem.ReadAllText(Path.Combine(targetBasePath, "dotnet.config")).Should().Be("""
+        _engineEnvironmentSettings.Host.FileSystem.FileExists(dotnetConfigPath).Should().BeTrue();
+        _engineEnvironmentSettings.Host.FileSystem.ReadAllText(dotnetConfigPath).Should().Be("""
             [dotnet.test.runner]
             name = "Microsoft.Testing.Platform"
 
@@ -178,8 +182,8 @@ public void DoesNothingIfNoUpdatesNeedToHappen()
 
         Assert.True(result);
 
-        _engineEnvironmentSettings.Host.FileSystem.FileExists(Path.Combine(targetBasePath, "dotnet.config")).Should().BeTrue();
-        _engineEnvironmentSettings.Host.FileSystem.ReadAllText(Path.Combine(targetBasePath, "dotnet.config")).Should().Be("""
+        _engineEnvironmentSettings.Host.FileSystem.FileExists(dotnetConfigPath).Should().BeTrue();
+        _engineEnvironmentSettings.Host.FileSystem.ReadAllText(dotnetConfigPath).Should().Be("""
             [dotnet.test.runner]
             name = "Microsoft.Testing.Platform"
 
@@ -200,8 +204,8 @@ private static IPostAction CreatePostActionForMTP()
             },
         };
 
-    private void CreateDotnetConfig(string targetBasePath, string section, string key, string value)
-        => _engineEnvironmentSettings.Host.FileSystem.WriteAllText(Path.Combine(targetBasePath, "dotnet.config"), $"""
+    private void CreateDotnetConfig(string dotnetConfigPath, string section, string key, string value)
+        => _engineEnvironmentSettings.Host.FileSystem.WriteAllText(dotnetConfigPath, $"""
             [{section}]
             {key} = "{value}"
 
@@ -211,6 +215,9 @@ private string GetTargetPath([CallerMemberName] string testName = "")
     {
         string targetBasePath = Path.Combine(_engineEnvironmentSettings.GetTempVirtualizedPath(), testName);
         _engineEnvironmentSettings.Host.FileSystem.CreateDirectory(targetBasePath);
+
+        // This is done to not let the preprocessor logic go above our base path directory.
+        _engineEnvironmentSettings.Host.FileSystem.CreateDirectory(Path.Combine(targetBasePath, ".git"));
         return targetBasePath;
     }
 }

From 93834cbee9de67898e0da04e5e6ec670d4fe15ea Mon Sep 17 00:00:00 2001
From: Youssef1313 <youssefvictor00@gmail.com>
Date: Wed, 20 Aug 2025 08:07:05 +0200
Subject: [PATCH 6/6] Address Copilot comments

---
 .../LocalizableStrings.Designer.cs                            | 2 +-
 src/Cli/Microsoft.TemplateEngine.Cli/LocalizableStrings.resx  | 2 +-
 .../CreateOrUpdateDotnetConfigPostActionProcessor.cs          | 4 ++--
 .../xlf/LocalizableStrings.cs.xlf                             | 4 ++--
 .../xlf/LocalizableStrings.de.xlf                             | 4 ++--
 .../xlf/LocalizableStrings.es.xlf                             | 4 ++--
 .../xlf/LocalizableStrings.fr.xlf                             | 4 ++--
 .../xlf/LocalizableStrings.it.xlf                             | 4 ++--
 .../xlf/LocalizableStrings.ja.xlf                             | 4 ++--
 .../xlf/LocalizableStrings.ko.xlf                             | 4 ++--
 .../xlf/LocalizableStrings.pl.xlf                             | 4 ++--
 .../xlf/LocalizableStrings.pt-BR.xlf                          | 4 ++--
 .../xlf/LocalizableStrings.ru.xlf                             | 4 ++--
 .../xlf/LocalizableStrings.tr.xlf                             | 4 ++--
 .../xlf/LocalizableStrings.zh-Hans.xlf                        | 4 ++--
 .../xlf/LocalizableStrings.zh-Hant.xlf                        | 4 ++--
 16 files changed, 30 insertions(+), 30 deletions(-)

diff --git a/src/Cli/Microsoft.TemplateEngine.Cli/LocalizableStrings.Designer.cs b/src/Cli/Microsoft.TemplateEngine.Cli/LocalizableStrings.Designer.cs
index 06f5a9b5d134..f7b0a86e0e80 100644
--- a/src/Cli/Microsoft.TemplateEngine.Cli/LocalizableStrings.Designer.cs
+++ b/src/Cli/Microsoft.TemplateEngine.Cli/LocalizableStrings.Designer.cs
@@ -1413,7 +1413,7 @@ internal static string PostAction_CreateDotnetConfig_CreatedNewSection {
         }
         
         /// <summary>
-        ///   Looks up a localized string similar to Updating existing in &apos;dotnet.config&apos; is not yet supported. Please, manually update &apos;dotnet.config&apos; to have &apos;{0}&apos; under section &apos;{1}&apos;..
+        ///   Looks up a localized string similar to Updating existing values in &apos;dotnet.config&apos; is not yet supported. Please, manually update &apos;dotnet.config&apos; to have &apos;{0}&apos; under section &apos;{1}&apos;..
         /// </summary>
         internal static string PostAction_CreateDotnetConfig_ManuallyUpdate {
             get {
diff --git a/src/Cli/Microsoft.TemplateEngine.Cli/LocalizableStrings.resx b/src/Cli/Microsoft.TemplateEngine.Cli/LocalizableStrings.resx
index b3e552a12251..476c14cedde4 100644
--- a/src/Cli/Microsoft.TemplateEngine.Cli/LocalizableStrings.resx
+++ b/src/Cli/Microsoft.TemplateEngine.Cli/LocalizableStrings.resx
@@ -966,6 +966,6 @@ The header is followed by the list of parameters and their errors (might be seve
     <value>The required value in 'dotnet.config' is already set.</value>
   </data>
   <data name="PostAction_CreateDotnetConfig_ManuallyUpdate" xml:space="preserve">
-    <value>Updating existing in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</value>
+    <value>Updating existing values in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</value>
   </data>
 </root>
\ No newline at end of file
diff --git a/src/Cli/Microsoft.TemplateEngine.Cli/PostActionProcessors/CreateOrUpdateDotnetConfigPostActionProcessor.cs b/src/Cli/Microsoft.TemplateEngine.Cli/PostActionProcessors/CreateOrUpdateDotnetConfigPostActionProcessor.cs
index 89d4f738a5af..77318a0b9989 100644
--- a/src/Cli/Microsoft.TemplateEngine.Cli/PostActionProcessors/CreateOrUpdateDotnetConfigPostActionProcessor.cs
+++ b/src/Cli/Microsoft.TemplateEngine.Cli/PostActionProcessors/CreateOrUpdateDotnetConfigPostActionProcessor.cs
@@ -83,7 +83,7 @@ protected override bool ProcessInternal(
             if (string.IsNullOrEmpty(existingValue))
             {
                 // The section exists, but the key/value pair does not.
-                Reporter.Output.WriteStdErr(string.Format(LocalizableStrings.PostAction_CreateDotnetConfig_ManuallyUpdate, $"{key} = \"{value}\"", $"[{sectionName}]"));
+                Reporter.Error.WriteLine(string.Format(LocalizableStrings.PostAction_CreateDotnetConfig_ManuallyUpdate, $"{key} = \"{value}\"", $"[{sectionName}]"));
                 return false;
             }
 
@@ -94,7 +94,7 @@ protected override bool ProcessInternal(
                 return true;
             }
 
-            Reporter.Output.WriteStdErr(string.Format(LocalizableStrings.PostAction_CreateDotnetConfig_ManuallyUpdate, $"{key} = \"{value}\"", $"[{sectionName}]"));
+            Reporter.Error.WriteLine(string.Format(LocalizableStrings.PostAction_CreateDotnetConfig_ManuallyUpdate, $"{key} = \"{value}\"", $"[{sectionName}]"));
             return false;
         }
 
diff --git a/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.cs.xlf b/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.cs.xlf
index 0b5d604868ea..48be0c4e65cc 100644
--- a/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.cs.xlf
+++ b/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.cs.xlf
@@ -836,8 +836,8 @@ The header is followed by the list of parameters and their errors (might be seve
         <note />
       </trans-unit>
       <trans-unit id="PostAction_CreateDotnetConfig_ManuallyUpdate">
-        <source>Updating existing in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</source>
-        <target state="new">Updating existing in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</target>
+        <source>Updating existing values in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</source>
+        <target state="new">Updating existing values in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</target>
         <note />
       </trans-unit>
       <trans-unit id="PostAction_CreateDotnetConfig_Succeeded">
diff --git a/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.de.xlf b/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.de.xlf
index 326736a919e8..298dd4251790 100644
--- a/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.de.xlf
+++ b/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.de.xlf
@@ -836,8 +836,8 @@ The header is followed by the list of parameters and their errors (might be seve
         <note />
       </trans-unit>
       <trans-unit id="PostAction_CreateDotnetConfig_ManuallyUpdate">
-        <source>Updating existing in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</source>
-        <target state="new">Updating existing in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</target>
+        <source>Updating existing values in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</source>
+        <target state="new">Updating existing values in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</target>
         <note />
       </trans-unit>
       <trans-unit id="PostAction_CreateDotnetConfig_Succeeded">
diff --git a/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.es.xlf b/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.es.xlf
index bc4b33f5afeb..a5885352b97e 100644
--- a/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.es.xlf
+++ b/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.es.xlf
@@ -836,8 +836,8 @@ The header is followed by the list of parameters and their errors (might be seve
         <note />
       </trans-unit>
       <trans-unit id="PostAction_CreateDotnetConfig_ManuallyUpdate">
-        <source>Updating existing in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</source>
-        <target state="new">Updating existing in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</target>
+        <source>Updating existing values in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</source>
+        <target state="new">Updating existing values in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</target>
         <note />
       </trans-unit>
       <trans-unit id="PostAction_CreateDotnetConfig_Succeeded">
diff --git a/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.fr.xlf b/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.fr.xlf
index f12d74055124..d05c197f9b7a 100644
--- a/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.fr.xlf
+++ b/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.fr.xlf
@@ -836,8 +836,8 @@ The header is followed by the list of parameters and their errors (might be seve
         <note />
       </trans-unit>
       <trans-unit id="PostAction_CreateDotnetConfig_ManuallyUpdate">
-        <source>Updating existing in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</source>
-        <target state="new">Updating existing in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</target>
+        <source>Updating existing values in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</source>
+        <target state="new">Updating existing values in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</target>
         <note />
       </trans-unit>
       <trans-unit id="PostAction_CreateDotnetConfig_Succeeded">
diff --git a/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.it.xlf b/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.it.xlf
index e8024348e5cb..3aa2e7e8b4fc 100644
--- a/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.it.xlf
+++ b/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.it.xlf
@@ -836,8 +836,8 @@ The header is followed by the list of parameters and their errors (might be seve
         <note />
       </trans-unit>
       <trans-unit id="PostAction_CreateDotnetConfig_ManuallyUpdate">
-        <source>Updating existing in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</source>
-        <target state="new">Updating existing in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</target>
+        <source>Updating existing values in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</source>
+        <target state="new">Updating existing values in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</target>
         <note />
       </trans-unit>
       <trans-unit id="PostAction_CreateDotnetConfig_Succeeded">
diff --git a/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.ja.xlf b/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.ja.xlf
index e5432d2ede0e..701abbf68786 100644
--- a/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.ja.xlf
+++ b/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.ja.xlf
@@ -836,8 +836,8 @@ The header is followed by the list of parameters and their errors (might be seve
         <note />
       </trans-unit>
       <trans-unit id="PostAction_CreateDotnetConfig_ManuallyUpdate">
-        <source>Updating existing in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</source>
-        <target state="new">Updating existing in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</target>
+        <source>Updating existing values in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</source>
+        <target state="new">Updating existing values in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</target>
         <note />
       </trans-unit>
       <trans-unit id="PostAction_CreateDotnetConfig_Succeeded">
diff --git a/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.ko.xlf b/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.ko.xlf
index 5d685b2724b6..4e1fb59c5d12 100644
--- a/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.ko.xlf
+++ b/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.ko.xlf
@@ -836,8 +836,8 @@ The header is followed by the list of parameters and their errors (might be seve
         <note />
       </trans-unit>
       <trans-unit id="PostAction_CreateDotnetConfig_ManuallyUpdate">
-        <source>Updating existing in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</source>
-        <target state="new">Updating existing in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</target>
+        <source>Updating existing values in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</source>
+        <target state="new">Updating existing values in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</target>
         <note />
       </trans-unit>
       <trans-unit id="PostAction_CreateDotnetConfig_Succeeded">
diff --git a/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.pl.xlf b/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.pl.xlf
index 159ceabb8cbf..61bda6a320f5 100644
--- a/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.pl.xlf
+++ b/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.pl.xlf
@@ -836,8 +836,8 @@ The header is followed by the list of parameters and their errors (might be seve
         <note />
       </trans-unit>
       <trans-unit id="PostAction_CreateDotnetConfig_ManuallyUpdate">
-        <source>Updating existing in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</source>
-        <target state="new">Updating existing in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</target>
+        <source>Updating existing values in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</source>
+        <target state="new">Updating existing values in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</target>
         <note />
       </trans-unit>
       <trans-unit id="PostAction_CreateDotnetConfig_Succeeded">
diff --git a/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.pt-BR.xlf b/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.pt-BR.xlf
index b8a11fe61e3f..5bac5e7e2403 100644
--- a/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.pt-BR.xlf
+++ b/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.pt-BR.xlf
@@ -836,8 +836,8 @@ The header is followed by the list of parameters and their errors (might be seve
         <note />
       </trans-unit>
       <trans-unit id="PostAction_CreateDotnetConfig_ManuallyUpdate">
-        <source>Updating existing in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</source>
-        <target state="new">Updating existing in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</target>
+        <source>Updating existing values in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</source>
+        <target state="new">Updating existing values in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</target>
         <note />
       </trans-unit>
       <trans-unit id="PostAction_CreateDotnetConfig_Succeeded">
diff --git a/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.ru.xlf b/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.ru.xlf
index 6daa18fedc4e..f54f07bd794a 100644
--- a/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.ru.xlf
+++ b/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.ru.xlf
@@ -836,8 +836,8 @@ The header is followed by the list of parameters and their errors (might be seve
         <note />
       </trans-unit>
       <trans-unit id="PostAction_CreateDotnetConfig_ManuallyUpdate">
-        <source>Updating existing in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</source>
-        <target state="new">Updating existing in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</target>
+        <source>Updating existing values in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</source>
+        <target state="new">Updating existing values in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</target>
         <note />
       </trans-unit>
       <trans-unit id="PostAction_CreateDotnetConfig_Succeeded">
diff --git a/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.tr.xlf b/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.tr.xlf
index 3410bdf4bceb..2a9b7f4c7ac0 100644
--- a/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.tr.xlf
+++ b/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.tr.xlf
@@ -836,8 +836,8 @@ The header is followed by the list of parameters and their errors (might be seve
         <note />
       </trans-unit>
       <trans-unit id="PostAction_CreateDotnetConfig_ManuallyUpdate">
-        <source>Updating existing in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</source>
-        <target state="new">Updating existing in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</target>
+        <source>Updating existing values in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</source>
+        <target state="new">Updating existing values in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</target>
         <note />
       </trans-unit>
       <trans-unit id="PostAction_CreateDotnetConfig_Succeeded">
diff --git a/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.zh-Hans.xlf b/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.zh-Hans.xlf
index f01135837319..cde38824fa10 100644
--- a/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.zh-Hans.xlf
+++ b/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.zh-Hans.xlf
@@ -836,8 +836,8 @@ The header is followed by the list of parameters and their errors (might be seve
         <note />
       </trans-unit>
       <trans-unit id="PostAction_CreateDotnetConfig_ManuallyUpdate">
-        <source>Updating existing in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</source>
-        <target state="new">Updating existing in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</target>
+        <source>Updating existing values in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</source>
+        <target state="new">Updating existing values in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</target>
         <note />
       </trans-unit>
       <trans-unit id="PostAction_CreateDotnetConfig_Succeeded">
diff --git a/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.zh-Hant.xlf b/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.zh-Hant.xlf
index f182e0a5579a..9ef605c7715c 100644
--- a/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.zh-Hant.xlf
+++ b/src/Cli/Microsoft.TemplateEngine.Cli/xlf/LocalizableStrings.zh-Hant.xlf
@@ -836,8 +836,8 @@ The header is followed by the list of parameters and their errors (might be seve
         <note />
       </trans-unit>
       <trans-unit id="PostAction_CreateDotnetConfig_ManuallyUpdate">
-        <source>Updating existing in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</source>
-        <target state="new">Updating existing in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</target>
+        <source>Updating existing values in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</source>
+        <target state="new">Updating existing values in 'dotnet.config' is not yet supported. Please, manually update 'dotnet.config' to have '{0}' under section '{1}'.</target>
         <note />
       </trans-unit>
       <trans-unit id="PostAction_CreateDotnetConfig_Succeeded">