Retire legacy implementations and flatten managed layout

tests/VoiceCat.Tests/PublishServerScriptTests.cs

@@ -0,0 +1,50 @@
+using System.Diagnostics;
+
+namespace VoiceCat.Tests;
+
+public class PublishServerScriptTests
+{
+    [Fact]
+    public async Task DefaultPublishTargetsWindowsAndLinuxWhileRuntimeCanSelectOne()
+    {
+        string script = Path.Combine(FindRoot(), "scripts", "publish-server.ps1");
+
+        string allTargets = await RunWhatIf(script);
+        Assert.Contains("win-x64", allTargets);
+        Assert.Contains("linux-x64", allTargets);
+
+        string linuxOnly = await RunWhatIf(script, "-Runtime", "linux-x64");
+        Assert.Contains("linux-x64", linuxOnly);
+        Assert.DoesNotContain("win-x64", linuxOnly);
+    }
+
+    private static async Task<string> RunWhatIf(string script, params string[] arguments)
+    {
+        string powerShell = OperatingSystem.IsWindows() ? "powershell.exe" : "pwsh";
+        var start = new ProcessStartInfo(powerShell)
+        {
+            UseShellExecute = false,
+            CreateNoWindow = true,
+            RedirectStandardOutput = true,
+            RedirectStandardError = true,
+        };
+        foreach (string argument in new[] { "-NoProfile", "-NonInteractive", "-File", script, "-WhatIf" }.Concat(arguments))
+            start.ArgumentList.Add(argument);
+
+        using Process process = Process.Start(start) ?? throw new InvalidOperationException("Could not start PowerShell.");
+        Task<string> stdout = process.StandardOutput.ReadToEndAsync();
+        Task<string> stderr = process.StandardError.ReadToEndAsync();
+        await process.WaitForExitAsync();
+        string output = await stdout + await stderr;
+        Assert.True(process.ExitCode == 0, output);
+        return output;
+    }
+
+    private static string FindRoot()
+    {
+        DirectoryInfo? directory = new(AppContext.BaseDirectory);
+        while (directory is not null && !File.Exists(Path.Combine(directory.FullName, "VoiceCat.slnx")))
+            directory = directory.Parent;
+        return directory?.FullName ?? throw new DirectoryNotFoundException("Repository root not found.");
+    }
+}