Update to leverage Devlooped.Extensions.AI

.netconfig

@@ -12,9 +12,9 @@
 	weak
 [file "src/Directory.Build.props"]
 	url = https://github.com/devlooped/oss/tree/main/src/Directory.Build.props
-	sha = 2fff747a9673b499c99f2da183cdd5263fdc9333
+	sha = 81d972fd0760c244d134dae7f4b17d6c43cb004a
 
-	etag = 0fccddf04f282fe98122ab2610dc2972c205a521254559bf013655c6271b0017
+	etag = 1368697c1521e465a1dea88b93787b1c7def441c37d62afc903fb8d07179e4f6
 	weak
 [file "src/Directory.Build.targets"]
 	url = https://github.com/devlooped/oss/tree/main/src/Directory.Build.targets
@@ -64,3 +64,8 @@
 
 	etag = fcb9759a96966df40dcd24906fd328ddec05953b7e747a6bb8d0d1e4c3865274
 	weak
+[file "src/Smith/Extensions/System/Throw.cs"]
+	url = https://github.com/devlooped/catbag/blob/main/System/Throw.cs
+	sha = 3012d56be7554c483e5c5d277144c063969cada9
+	etag = 43c81c6c6dcdf5baee40a9e3edc5e871e473e6c954c901b82bb87a3a48888ea0
+	weak

Smith.sln

@@ -0,0 +1,22 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.14.36221.1 d17.14
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Smith", "src\Smith\Smith.csproj", "{728856C5-A241-6AD6-5CDE-1991FE2F10D7}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{728856C5-A241-6AD6-5CDE-1991FE2F10D7}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{728856C5-A241-6AD6-5CDE-1991FE2F10D7}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{728856C5-A241-6AD6-5CDE-1991FE2F10D7}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{728856C5-A241-6AD6-5CDE-1991FE2F10D7}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+EndGlobal

src/Directory.Build.props

@@ -126,6 +126,8 @@
     <_VersionLabel>$(_VersionLabel.Replace('/merge', ''))</_VersionLabel>
     <!-- Finally sanitize the branch with dashes, so we can build path-separated branches, like rel/v1.0.0 or feature/foo -->
     <_VersionLabel>$(_VersionLabel.Replace('/', '-'))</_VersionLabel>
+    <!-- And underscores which are also invalid labels, so we can use branches like dev/feature_foo -->
+    <_VersionLabel>$(_VersionLabel.Replace('_', '-'))</_VersionLabel>
 
     <!-- Set sanitized version to the actual version suffix used in build/pack -->
     <VersionSuffix Condition="!$(VersionLabel.Contains('refs/tags/'))">$(_VersionLabel)</VersionSuffix>

src/Directory.props

@@ -0,0 +1,8 @@
+<Project>
+
+  <PropertyGroup>
+    <RestoreSources>https://api.nuget.org/v3/index.json;https://pkg.kzu.app/index.json</RestoreSources>
+    <PackageProjectUrl>https://github.com/devlooped/smith</PackageProjectUrl>
+  </PropertyGroup>
+
+</Project>

src/Directory.targets

@@ -0,0 +1,37 @@
+<Project InitialTargets="SetLocalVersion">
+
+  <PropertyGroup>
+    <PackOnBuild>true</PackOnBuild>
+  </PropertyGroup>
+
+  <Target Name="SetLocalVersion" Condition="!$(CI)">
+    <GetVersion>
+      <Output TaskParameter="Version" PropertyName="Version" />
+    </GetVersion>
+  </Target>
+
+  <UsingTask TaskName="GetVersion" TaskFactory="RoslynCodeTaskFactory" AssemblyFile="$(MSBuildToolsPath)\Microsoft.Build.Tasks.Core.dll">
+    <ParameterGroup>
+      <Version Output="true" />
+    </ParameterGroup>
+    <Task>
+      <Using Namespace="System" />
+      <Using Namespace="Microsoft.Build.Framework"/>
+      <Code Type="Fragment" Language="cs">
+        <![CDATA[
+        var version = this.BuildEngine4.GetRegisteredTaskObject("Version", RegisteredTaskObjectLifetime.Build);
+        if (version == null)
+        {
+            var epoc = DateTime.Parse("2024-03-15");
+            var days = Math.Truncate(DateTime.UtcNow.Subtract(epoc).TotalDays);
+            var time = Math.Floor(DateTime.UtcNow.TimeOfDay.TotalMinutes);
+            version = "42." + days + "." + time;
+            this.BuildEngine4.RegisterTaskObject("Version", version, RegisteredTaskObjectLifetime.Build, false);
+        }
+        Version = (string)version;
+        ]]>
+      </Code>
+    </Task>
+  </UsingTask>
+
+</Project>

src/Smith/AppInitializer.cs

@@ -0,0 +1,25 @@
+using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
+using System.Text;
+
+namespace Weaving;
+
+class AppInitializer
+{
+#pragma warning disable CA2255 // The 'ModuleInitializer' attribute should not be used in libraries
+    [ModuleInitializer]
+#pragma warning restore CA2255 // The 'ModuleInitializer' attribute should not be used in libraries
+    public static void Init()
+    {
+        if (RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
+            Console.InputEncoding = Console.OutputEncoding = Encoding.UTF8;
+
+        // Load environment variables from .env files in current dir and above.
+        DotNetEnv.Env.TraversePath().Load();
+
+        // Load environment variables from user profile directory.
+        var userEnv = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.UserProfile), ".env");
+        if (File.Exists(userEnv))
+            DotNetEnv.Env.Load(userEnv);
+    }
+}

src/Smith/Env.cs

@@ -0,0 +1,30 @@
+using System.Diagnostics.CodeAnalysis;
+using Microsoft.Extensions.Configuration;
+using Microsoft.Extensions.Hosting;
+
+namespace Weaving;
+
+/// <summary>
+/// Allows retrieving configuration settings for the app environment using the 
+/// default configuration system provided by <see cref="Host.CreateApplicationBuilder()"/>
+/// </summary>
+public static class Env
+{
+    static readonly IConfigurationManager configuration =
+        Host.CreateApplicationBuilder(Environment.GetCommandLineArgs()).Configuration;
+
+    /// <summary>
+    /// Gets a (possibly null) configuration value for the given key.
+    /// </summary>
+    /// <param name="key">The key to retrieve, following .NET configuration system conventions.</param>
+    public static string? Get(string key) => configuration[key];
+
+    /// <summary>
+    /// Gets a configuration value for the given key, returning a default value if the key is not found.
+    /// </summary>
+    /// <param name="key">The key to retrieve, following .NET configuration system conventions.</param>
+    /// <param name="defaultValue">Default value to return if the key is not found.</param>
+    /// <returns>Never returns null if <paramref name="defaultValue"/> is not <see langword="null"/>.</returns>
+    [return: NotNullIfNotNull(nameof(defaultValue))]
+    public static string? Get(string key, string defaultValue) => configuration[key] ?? defaultValue;
+}